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Colour

#4A421B

  • #4A421B
  • Yellow
  • Dark
  • Nearest: Dark olivegreen

#4A421B is a yellow with RGB values 74, 66, 27 and HSL 50°, 47%, 20%. It is a dark colour, so white text on it reaches 10.1:1 contrast (AAA for normal text). The nearest named colour is Dark olivegreen.

Colour values

#4A421B#4A421B
HEX#4A421B
RGBrgb(74, 66, 27)
RGB (0–1)0.2902, 0.2588, 0.1059
RGB percentages29%, 25.9%, 10.6%
HSLhsl(49.8, 46.5%, 19.8%)
HSV / HSBhsv(49.8, 63.5%, 29%)
CMYK0%, 10.8%, 63.5%, 71%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,866,587
CSS custom property--colour: #4A421B;

Brightness & contrast

Relative luminance0.05431WCAG 2.x, 0 is black and 1 is white
Perceived brightness65.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.07:1
Contrast with white10.07:1WCAG normal text: AAA
Contrast with black2.09:1WCAG normal text: Fail
Greyscale equivalent#414141
Inverted#B5BDE4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#484017no red cones; affects about 1% of men; ΔE 1.5 from the original
Deuteranopia#4B431Dno green cones; the most common form, about 1% of men; ΔE 0.7 from the original
Tritanopia#503D39no blue cones; rare, and affects men and women equally; ΔE 21.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.07:1WCAG large text: AAA
Contrast with black, large text2.09:1WCAG large text: Fail

Named colours

Dark olivegreen · ΔE 22.6Dim grey · ΔE 29.7Dark slate grey · ΔE 30Saddle brown · ΔE 34.5Gray · ΔE 35.6Sienna · ΔE 37.1
Nearest named CSS colourDark olivegreen (#556B2F)ΔE 22.61, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1B234A
Analogous#4A2A1B, #3A4A1B
Triadic#1B4A42, #421B4A
Split complementary#1B3A4A, #2A1B4A
Tetradic#1B4A2B, #1B234A, #4A1B3B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C8B869
Lighter +30%#BAA644
Lighter +20%#958536
Lighter +10%#6F6329
Darker −10%#25210D
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#574A0E
Less saturated −25%#3D3A28

Channel breakdown

R74
G66
B27
Red74 (29%)
Green66 (25.9%)
Blue27 (10.6%)
Hue49.79°
Saturation (HSL)46.53%
Lightness19.8%
Dominant channelRed
Hex per channelR 4A · G 42 · B 1B

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Every value on this page was computed from “4a421b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.