Recognised as Colour

#D23700

#D23700
Orange
Dark
Nearest: Orange red

#D23700 is a orange with RGB values 210, 55, 0 and HSL 16°, 100%, 41%. It is a dark colour, so white text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Orange red.

Colour values

#D23700#D23700

HEX#D23700

RGBrgb(210, 55, 0)

RGB (0–1)0.8235, 0.2157, 0

RGB percentages82.4%, 21.6%, 0%

HSLhsl(15.7, 100%, 41.2%)

HSV / HSBhsv(15.7, 100%, 82.4%)

CMYK0%, 73.8%, 100%, 17.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,776,640

CSS custom property--colour: #D23700;

Brightness & contrast

Relative luminance0.16434WCAG 2.x, 0 is black and 1 is white

Perceived brightness122.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.9:1

Contrast with white4.9:1WCAG normal text: AA

Contrast with black4.29:1WCAG normal text: Fail

Greyscale equivalent#545454

Inverted#2DC8FF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#685B00no red cones; affects about 1% of men; ΔE 64.4 from the original

Deuteranopia#8E7D00no green cones; the most common form, about 1% of men; ΔE 63.5 from the original

Tritanopia#E80030no blue cones; rare, and affects men and women equally; ΔE 23.5 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text4.9:1WCAG large text: AAA

Contrast with black, large text4.29:1WCAG large text: AA

Named colours

Orange red · ΔE 16.5 Tomato · ΔE 19.7 Chocolate · ΔE 23.3 Red · ΔE 23.5 Firebrick · ΔE 23.6 Coral · ΔE 26.7

Nearest named CSS colourOrange red (#FF4500)ΔE 16.54, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#009BD2

Analogous#D20032, #D2A000

Triadic#00D237, #3700D2

Split complementary#00D2A0, #0032D2

Tetradic#32D200, #009BD2, #A000D2

Tints, shades & saturation

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

Lighter +40%#FFB89F

Lighter +30%#FF936C

Lighter +20%#FF6D39

Lighter +10%#FF4706

Darker −10%#9F2A00

Darker −20%#6C1C00

Darker −30%#390F00

Darker −40%#060200

More saturated +25%#D23700

Less saturated −25%#B8441A

Channel breakdown

R210

G55

Red210 (82.4%)

Green55 (21.6%)

Blue0 (0%)

Hue15.71°

Saturation (HSL)100%

Lightness41.18%

Dominant channelRed

Hex per channelR D2 · G 37 · B 00

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#D23700

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

Nerdulate something else