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Colour

#404B00

  • #404B00
  • Yellow
  • Dark
  • Nearest: Dark olivegreen

#404B00 is a yellow with RGB values 64, 75, 0 and HSL 69°, 100%, 15%. It is a dark colour, so white text on it reaches 9.4:1 contrast (AAA for normal text). The nearest named colour is Dark olivegreen.

Colour values

#404B00#404B00
HEX#404B00
RGBrgb(64, 75, 0)
RGB (0–1)0.251, 0.2941, 0
RGB percentages25.1%, 29.4%, 0%
HSLhsl(68.8, 100%, 14.7%)
HSV / HSBhsv(68.8, 100%, 29.4%)
CMYK14.7%, 0%, 100%, 70.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,213,504
CSS custom property--colour: #404B00;

Brightness & contrast

Relative luminance0.06122WCAG 2.x, 0 is black and 1 is white
Perceived brightness67.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.44:1
Contrast with white9.44:1WCAG normal text: AAA
Contrast with black2.22:1WCAG normal text: Fail
Greyscale equivalent#434343
Inverted#BFB4FF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#514600no red cones; affects about 1% of men; ΔE 11.7 from the original
Deuteranopia#504608no green cones; the most common form, about 1% of men; ΔE 11.8 from the original
Tritanopia#45463Eno blue cones; rare, and affects men and women equally; ΔE 35.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.44:1WCAG large text: AAA
Contrast with black, large text2.22:1WCAG large text: Fail

Named colours

Dark olivegreen · ΔE 15.1Olive · ΔE 29.1Dark green · ΔE 29.9Olivedrab · ΔE 30.9Sea green · ΔE 37.8Forest green · ΔE 41.5
Nearest named CSS colourDark olivegreen (#556B2F)ΔE 15.1, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0B004B
Analogous#4B3100, #1A4B00
Triadic#00404B, #4B0040
Split complementary#001B4B, #30004B
Tetradic#004B30, #0B004B, #4B001B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DDFF18
Lighter +30%#C3E400
Lighter +20%#97B100
Lighter +10%#6C7E00
Darker −10%#141800
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#404B00
Less saturated −25%#394209

Channel breakdown

R64
G75
B0
Red64 (25.1%)
Green75 (29.4%)
Blue0 (0%)
Hue68.8°
Saturation (HSL)100%
Lightness14.71%
Dominant channelGreen
Hex per channelR 40 · G 4B · B 00

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Every value on this page was computed from “404b00” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.