Recognised as Colour

#28070E

#28070E
Red
Dark
Nearest: Black

#28070E is a red with RGB values 40, 7, 14 and HSL 347°, 70%, 9%. It is a dark colour, so white text on it reaches 18.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#28070E#28070E

HEX#28070E

RGBrgb(40, 7, 14)

RGB (0–1)0.1569, 0.0275, 0.0549

RGB percentages15.7%, 2.7%, 5.5%

HSLhsl(347.3, 70.2%, 9.2%)

HSV / HSBhsv(347.3, 82.5%, 15.7%)

CMYK0%, 82.5%, 65%, 84.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,623,246

CSS custom property--colour: #28070E;

Brightness & contrast

Relative luminance0.00635WCAG 2.x, 0 is black and 1 is white

Perceived brightness23 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.63:1

Contrast with white18.63:1WCAG normal text: AAA

Contrast with black1.13:1WCAG normal text: Fail

Greyscale equivalent#0F0F0F

Inverted#D7F8F1

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0E0E0Eno red cones; affects about 1% of men; ΔE 17.3 from the original

Deuteranopia#17150Dno green cones; the most common form, about 1% of men; ΔE 17.8 from the original

Tritanopia#2C030Ano blue cones; rare, and affects men and women equally; ΔE 4.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.63:1WCAG large text: AAA

Contrast with black, large text1.13:1WCAG large text: Fail

Named colours

Black · ΔE 18.2 Dark slate grey · ΔE 39 Dim grey · ΔE 42.3 Saddle brown · ΔE 50.4 Gray · ΔE 50.9 Maroon · ΔE 50.9

Nearest named CSS colourBlack (#000000)ΔE 18.16, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#072821

Analogous#28071F, #281007

Triadic#0E2807, #070E28

Split complementary#072810, #071F28

Tetradic#1F2807, #072821, #100728

Tints, shades & saturation

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

Lighter +40%#D6254B

Lighter +30%#AA1E3C

Lighter +20%#7F162C

Lighter +10%#530F1D

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#2E010B

Less saturated −25%#220D11

Channel breakdown

R40

B14

Red40 (15.7%)

Green7 (2.7%)

Blue14 (5.5%)

Hue347.27°

Saturation (HSL)70.21%

Lightness9.22%

Dominant channelRed

Hex per channelR 28 · G 07 · B 0E

Keep nerding

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

#28070E

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

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