Colour

#584F1F

#584F1F
Yellow
Dark
Nearest: Dark olivegreen

#584F1F is a yellow with RGB values 88, 79, 31 and HSL 51°, 48%, 23%. It is a dark colour, so white text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Dark olivegreen.

Colour values

#584F1F#584F1F

HEX#584F1F

RGBrgb(88, 79, 31)

RGB (0–1)0.3451, 0.3098, 0.1216

RGB percentages34.5%, 31%, 12.2%

HSLhsl(50.5, 47.9%, 23.3%)

HSV / HSBhsv(50.5, 64.8%, 34.5%)

CMYK0%, 10.2%, 64.8%, 65.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,787,423

CSS custom property--colour: #584F1F;

Brightness & contrast

Relative luminance0.07766WCAG 2.x, 0 is black and 1 is white

Perceived brightness78 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.23:1

Contrast with white8.23:1WCAG normal text: AAA

Contrast with black2.55:1WCAG normal text: Fail

Greyscale equivalent#4D4D4D

Inverted#A7B0E0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#574D1Ano red cones; affects about 1% of men; ΔE 1.9 from the original

Deuteranopia#595021no green cones; the most common form, about 1% of men; ΔE 0.7 from the original

Tritanopia#5F4945no blue cones; rare, and affects men and women equally; ΔE 25.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text8.23:1WCAG large text: AAA

Contrast with black, large text2.55:1WCAG large text: Fail

Named colours

Dark olivegreen · ΔE 18.1 Dim grey · ΔE 31.2 Saddle brown · ΔE 32.1 Dark slate grey · ΔE 34 Olive · ΔE 34.6 Sienna · ΔE 34.6

Nearest named CSS colourDark olivegreen (#556B2F)ΔE 18.09, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1F2858

Analogous#58331F, #44581F

Triadic#1F584F, #4F1F58

Split complementary#1F4458, #331F58

Tetradic#1F5833, #1F2858, #581F44

Tints, shades & saturation

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

Lighter +40%#CEC075

Lighter +30%#C1AF4F

Lighter +20%#A3933A

Lighter +10%#7E712C

Darker −10%#322D12

Darker −20%#0D0B04

Darker −30%#000000

Darker −40%#000000

More saturated +25%#675910

Less saturated −25%#49452E

Channel breakdown

R88

G79

B31

Red88 (34.5%)

Green79 (31%)

Blue31 (12.2%)

Hue50.53°

Saturation (HSL)47.9%

Lightness23.33%

Dominant channelRed

Hex per channelR 58 · G 4F · B 1F

Keep nerding

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#584F1F

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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