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Colour

#403A24

  • #403A24
  • Yellow
  • Dark
  • Nearest: Dark slate grey

#403A24 is a yellow with RGB values 64, 58, 36 and HSL 47°, 28%, 20%. It is a dark colour, so white text on it reaches 11.4:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#403A24#403A24
HEX#403A24
RGBrgb(64, 58, 36)
RGB (0–1)0.251, 0.2275, 0.1412
RGB percentages25.1%, 22.7%, 14.1%
HSLhsl(47.1, 28%, 19.6%)
HSV / HSBhsv(47.1, 43.8%, 25.1%)
CMYK0%, 9.4%, 43.8%, 74.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,209,188
CSS custom property--colour: #403A24;

Brightness & contrast

Relative luminance0.04243WCAG 2.x, 0 is black and 1 is white
Perceived brightness57.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.36:1
Contrast with white11.36:1WCAG normal text: AAA
Contrast with black1.85:1WCAG normal text: Fail
Greyscale equivalent#3A3A3A
Inverted#BFC5DB

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3E3922no red cones; affects about 1% of men; ΔE 1 from the original
Deuteranopia#403B25no green cones; the most common form, about 1% of men; ΔE 0.6 from the original
Tritanopia#443734no blue cones; rare, and affects men and women equally; ΔE 12.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.36:1WCAG large text: AAA
Contrast with black, large text1.85:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 22.2Dim grey · ΔE 24.8Black · ΔE 28.5Dark olivegreen · ΔE 29.6Gray · ΔE 32.6Slate grey · ΔE 38
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 22.19, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#242A40
Analogous#402C24, #384024
Triadic#24403A, #3A2440
Split complementary#243840, #2C2440
Tetradic#24402C, #242A40, #402438

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B5A87B
Lighter +30%#A2935B
Lighter +20%#817549
Lighter +10%#615836
Darker −10%#1F1C12
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#4D4118
Less saturated −25%#343331

Channel breakdown

R64
G58
B36
Red64 (25.1%)
Green58 (22.7%)
Blue36 (14.1%)
Hue47.14°
Saturation (HSL)28%
Lightness19.61%
Dominant channelRed
Hex per channelR 40 · G 3A · B 24

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Every value on this page was computed from “403a24” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.