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Recognised as Colour

#433F01

  • #433F01
  • Yellow
  • Dark
  • Nearest: Dark olivegreen

#433F01 is a yellow with RGB values 67, 63, 1 and HSL 56°, 97%, 13%. It is a dark colour, so white text on it reaches 10.8:1 contrast (AAA for normal text). The nearest named colour is Dark olivegreen.

Colour values

#433F01#433F01
HEX#433F01
RGBrgb(67, 63, 1)
RGB (0–1)0.2627, 0.2471, 0.0039
RGB percentages26.3%, 24.7%, 0.4%
HSLhsl(56.4, 97.1%, 13.3%)
HSV / HSBhsv(56.4, 98.5%, 26.3%)
CMYK0%, 6%, 98.5%, 73.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,407,041
CSS custom property--colour: #433F01;

Brightness & contrast

Relative luminance0.0475WCAG 2.x, 0 is black and 1 is white
Perceived brightness60.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.77:1
Contrast with white10.77:1WCAG normal text: AAA
Contrast with black1.95:1WCAG normal text: Fail
Greyscale equivalent#3B3B3B
Inverted#BCC0FE

Colour vision & accessibility

Protanopia#463C00no red cones; affects about 1% of men; ΔE 3.5 from the original
Deuteranopia#473F06no green cones; the most common form, about 1% of men; ΔE 2.8 from the original
Tritanopia#493A34no blue cones; rare, and affects men and women equally; ΔE 30.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.77:1WCAG large text: AAA
Contrast with black, large text1.95:1WCAG large text: Fail

Named colours

Nearest named CSS colourDark olivegreen (#556B2F)ΔE 21.18, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#010543
Analogous#431E01, #264301
Triadic#01433F, #3F0143
Split complementary#012643, #1E0143
Tetradic#01431E, #010543, #430126

Tints, shades & saturation

Lighter +40%#FCEE14
Lighter +30%#DACD03
Lighter +20%#A89E02
Lighter +10%#756E02
Darker −10%#111000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#444000
Less saturated −25%#3B3809

Channel breakdown

R67
G63
B1
Red67 (26.3%)
Green63 (24.7%)
Blue1 (0.4%)
Hue56.36°
Saturation (HSL)97.06%
Lightness13.33%
Dominant channelRed
Hex per channelR 43 · G 3F · B 01

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Every value on this page was computed from “433f01” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.