Recognised as Colour

#80811B

#80811B
Yellow
Dark
Nearest: Olive

#80811B is a yellow with RGB values 128, 129, 27 and HSL 61°, 65%, 31%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Olive.

Colour values

#80811B#80811B

HEX#80811B

RGBrgb(128, 129, 27)

RGB (0–1)0.502, 0.5059, 0.1059

RGB percentages50.2%, 50.6%, 10.6%

HSLhsl(60.6, 65.4%, 30.6%)

HSV / HSBhsv(60.6, 79.1%, 50.6%)

CMYK0.8%, 0%, 79.1%, 49.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer8,421,659

CSS custom property--colour: #80811B;

Brightness & contrast

Relative luminance0.20369WCAG 2.x, 0 is black and 1 is white

Perceived brightness121.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.07:1

Contrast with white4.14:1WCAG normal text: Fail

Contrast with black5.07:1WCAG normal text: AA

Greyscale equivalent#797979

Inverted#7F7EE4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#8C7B00no red cones; affects about 1% of men; ΔE 10.3 from the original

Deuteranopia#8D7E24no green cones; the most common form, about 1% of men; ΔE 8.4 from the original

Tritanopia#8A786Eno blue cones; rare, and affects men and women equally; ΔE 46.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text4.14:1WCAG large text: AA

Contrast with black, large text5.07:1WCAG large text: AAA

Named colours

Olive · ΔE 5.9 Olivedrab · ΔE 15.7 Dark olivegreen · ΔE 23.3 Dark khaki · ΔE 24.4 Dark goldenrod · ΔE 26.5 Goldenrod · ΔE 33.5

Nearest named CSS colourOlive (#808000)ΔE 5.91, clearly different but related

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1C1B81

Analogous#814F1B, #4D811B

Triadic#1B8081, #811B80

Split complementary#1B4D81, #4F1B81

Tetradic#1B814F, #1C1B81, #811B4D

Tints, shades & saturation

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

Lighter +40%#E4E583

Lighter +30%#DBDC59

Lighter +20%#D2D32F

Lighter +10%#AAAB24

Darker −10%#565712

Darker −20%#2C2D09

Darker −30%#020201

Darker −40%#000000

More saturated +25%#939408

Less saturated −25%#6D6D2E

Channel breakdown

R128

G129

B27

Red128 (50.2%)

Green129 (50.6%)

Blue27 (10.6%)

Hue60.59°

Saturation (HSL)65.38%

Lightness30.59%

Dominant channelGreen

Hex per channelR 80 · G 81 · B 1B

Keep nerding

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

#80811B

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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