Recognised as Colour

#31301D

#31301D
Yellow
Dark
Nearest: Dark slate grey

#31301D is a yellow with RGB values 49, 48, 29 and HSL 57°, 26%, 15%. It is a dark colour, so white text on it reaches 13.4:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#31301D#31301D

HEX#31301D

RGBrgb(49, 48, 29)

RGB (0–1)0.1922, 0.1882, 0.1137

RGB percentages19.2%, 18.8%, 11.4%

HSLhsl(57, 25.6%, 15.3%)

HSV / HSBhsv(57, 40.8%, 19.2%)

CMYK0%, 2%, 40.8%, 80.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,223,581

CSS custom property--colour: #31301D;

Brightness & contrast

Relative luminance0.02856WCAG 2.x, 0 is black and 1 is white

Perceived brightness46.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 13.37:1

Contrast with white13.37:1WCAG normal text: AAA

Contrast with black1.57:1WCAG normal text: Fail

Greyscale equivalent#2F2F2F

Inverted#CECFE2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#332F1Cno red cones; affects about 1% of men; ΔE 1.6 from the original

Deuteranopia#34301Eno green cones; the most common form, about 1% of men; ΔE 1.7 from the original

Tritanopia#342E2Bno blue cones; rare, and affects men and women equally; ΔE 10.8 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text13.37:1WCAG large text: AAA

Contrast with black, large text1.57:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 21.7 Black · ΔE 23.3 Dim grey · ΔE 28 Dark olivegreen · ΔE 33.1 Gray · ΔE 36.4 Slate grey · ΔE 40.5

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 21.67, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1D1E31

Analogous#31261D, #28311D

Triadic#1D3130, #301D31

Split complementary#1D2831, #261D31

Tetradic#1D3126, #1D1E31, #311D28

Tints, shades & saturation

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

Lighter +40%#AAA770

Lighter +30%#918E56

Lighter +20%#716F43

Lighter +10%#514F30

Darker −10%#11110A

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#3B3913

Less saturated −25%#272727

Channel breakdown

R49

G48

B29

Red49 (19.2%)

Green48 (18.8%)

Blue29 (11.4%)

Hue57°

Saturation (HSL)25.64%

Lightness15.29%

Dominant channelRed

Hex per channelR 31 · G 30 · B 1D

Keep nerding

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

#31301D

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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