Recognised as Colour

#CA8257

#CA8257
Orange
Dark
Nearest: Dark salmon

#CA8257 is a orange with RGB values 202, 130, 87 and HSL 22°, 52%, 57%. It is a dark colour, so black text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Dark salmon.

Colour values

#CA8257#CA8257

HEX#CA8257

RGBrgb(202, 130, 87)

RGB (0–1)0.7922, 0.5098, 0.3412

RGB percentages79.2%, 51%, 34.1%

HSLhsl(22.4, 52%, 56.7%)

HSV / HSBhsv(22.4, 56.9%, 79.2%)

CMYK0%, 35.6%, 56.9%, 20.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,271,639

CSS custom property--colour: #CA8257;

Brightness & contrast

Relative luminance0.2921WCAG 2.x, 0 is black and 1 is white

Perceived brightness151.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.84:1

Contrast with white3.07:1WCAG normal text: Fail

Contrast with black6.84:1WCAG normal text: AA

Greyscale equivalent#8E8E8E

Inverted#357DA8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#968A53no red cones; affects about 1% of men; ΔE 27.4 from the original

Deuteranopia#A79957no green cones; the most common form, about 1% of men; ΔE 27.6 from the original

Tritanopia#DB7477no blue cones; rare, and affects men and women equally; ΔE 24.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text3.07:1WCAG large text: AA

Contrast with black, large text6.84:1WCAG large text: AAA

Named colours

Dark salmon · ΔE 12.2 Peru · ΔE 13.5 Light salmon · ΔE 15.9 Sandy brown · ΔE 17.8 Sienna · ΔE 18.2 Burlywood · ΔE 23.4

Nearest named CSS colourDark salmon (#E9967A)ΔE 12.21, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#579FCA

Analogous#CA5766, #CABB57

Triadic#57CA82, #8257CA

Split complementary#57CABB, #5766CA

Tetradic#66CA57, #579FCA, #BB57CA

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#FBF5F2

Lighter +30%#EFD9CB

Lighter +20%#E2BCA5

Lighter +10%#D69F7E

Darker −10%#B56739

Darker −20%#8E512D

Darker −30%#673B21

Darker −40%#412514

More saturated +25%#E67B3B

Less saturated −25%#AE8973

Channel breakdown

R202

G130

B87

Red202 (79.2%)

Green130 (51%)

Blue87 (34.1%)

Hue22.43°

Saturation (HSL)52.04%

Lightness56.67%

Dominant channelRed

Hex per channelR CA · G 82 · B 57

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Harmonies

Lighter and darker

Similar named colours

Also reads as

Ca8257 (chemical formula)

Formula
330,924.046 g/mol
8257 atoms

Ca8257 has a molar mass of 330,924.046 g/mol, made up of 8257 atoms across 1 element: 8257 × Ca.

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Molar mass

Molar mass330,924.046 g/mol

Total atoms per molecule8257

Distinct elements1

Mass of one molecule5.4951231 × 10^-19 g

Molecules per gram1.8197955 × 10^18

Name

NameNot in the name tablea name cannot be worked out from a formula alone: isomers share formulas, and naming depends on bonding the formula does not show

Composition by mass

Ca100%

Calcium (Ca × 8257)330,924.046 g/mol, 100%

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Elements in this formula

Calcium

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