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Colour

#403A00

  • #403A00
  • Yellow
  • Dark
  • Nearest: Dark olivegreen

#403A00 is a yellow with RGB values 64, 58, 0 and HSL 54°, 100%, 13%. It is a dark colour, so white text on it reaches 11.5:1 contrast (AAA for normal text). The nearest named colour is Dark olivegreen.

Colour values

#403A00#403A00
HEX#403A00
RGBrgb(64, 58, 0)
RGB (0–1)0.251, 0.2275, 0
RGB percentages25.1%, 22.7%, 0%
HSLhsl(54.4, 100%, 12.5%)
HSV / HSBhsv(54.4, 100%, 25.1%)
CMYK0%, 9.4%, 100%, 74.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,209,152
CSS custom property--colour: #403A00;

Brightness & contrast

Relative luminance0.04116WCAG 2.x, 0 is black and 1 is white
Perceived brightness56.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.52:1
Contrast with white11.52:1WCAG normal text: AAA
Contrast with black1.82:1WCAG normal text: Fail
Greyscale equivalent#373737
Inverted#BFC5FF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#413800no red cones; affects about 1% of men; ΔE 2 from the original
Deuteranopia#423A04no green cones; the most common form, about 1% of men; ΔE 1.9 from the original
Tritanopia#463530no blue cones; rare, and affects men and women equally; ΔE 29 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.52:1WCAG large text: AAA
Contrast with black, large text1.82:1WCAG large text: Fail

Named colours

Dark olivegreen · ΔE 23.4Saddle brown · ΔE 34.5Olive · ΔE 37.6Dark slate grey · ΔE 38Dim grey · ΔE 38.9Sienna · ΔE 39.1
Nearest named CSS colourDark olivegreen (#556B2F)ΔE 23.38, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#000640
Analogous#401A00, #264000
Triadic#00403A, #3A0040
Split complementary#002640, #1A0040
Tetradic#00401A, #000640, #400026

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFE80D
Lighter +30%#D9C500
Lighter +20%#A69600
Lighter +10%#736800
Darker −10%#0D0C00
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#403A00
Less saturated −25%#383408

Channel breakdown

R64
G58
B0
Red64 (25.1%)
Green58 (22.7%)
Blue0 (0%)
Hue54.38°
Saturation (HSL)100%
Lightness12.55%
Dominant channelRed
Hex per channelR 40 · G 3A · B 00

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Every value on this page was computed from “403a00” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.