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Recognised as Colour

#66670F

  • #66670F
  • Yellow
  • Dark
  • Nearest: Olive

#66670F is a yellow with RGB values 102, 103, 15 and HSL 61°, 75%, 23%. It is a dark colour, so white text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Olive.

Colour values

#66670F#66670F
HEX#66670F
RGBrgb(102, 103, 15)
RGB (0–1)0.4, 0.4039, 0.0588
RGB percentages40%, 40.4%, 5.9%
HSLhsl(60.7, 74.6%, 23.1%)
HSV / HSBhsv(60.7, 85.4%, 40.4%)
CMYK1%, 0%, 85.4%, 59.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,711,055
CSS custom property--colour: #66670F;

Brightness & contrast

Relative luminance0.1256WCAG 2.x, 0 is black and 1 is white
Perceived brightness96.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.98:1
Contrast with white5.98:1WCAG normal text: AA
Contrast with black3.51:1WCAG normal text: Fail
Greyscale equivalent#606060
Inverted#9998F0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#706200no red cones; affects about 1% of men; ΔE 8.3 from the original
Deuteranopia#716418no green cones; the most common form, about 1% of men; ΔE 7.8 from the original
Tritanopia#6E6057no blue cones; rare, and affects men and women equally; ΔE 40.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.98:1WCAG large text: AAA
Contrast with black, large text3.51:1WCAG large text: AA

Named colours

Olive · ΔE 15.6Dark olivegreen · ΔE 16Olivedrab · ΔE 21.8Dark khaki · ΔE 31.8Dark goldenrod · ΔE 32.6Dark green · ΔE 32.9
Nearest named CSS colourOlive (#808000)ΔE 15.6, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#100F67
Analogous#673C0F, #3A670F
Triadic#0F6667, #670F66
Split complementary#0F3A67, #3C0F67
Tetradic#0F673C, #100F67, #670F3A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E6E75B
Lighter +30%#DFE12E
Lighter +20%#BEC01C
Lighter +10%#929415
Darker −10%#3A3A09
Darker −20%#0E0E02
Darker −30%#000000
Darker −40%#000000
More saturated +25%#747600
Less saturated −25%#58581E

Channel breakdown

R102
G103
B15
Red102 (40%)
Green103 (40.4%)
Blue15 (5.9%)
Hue60.68°
Saturation (HSL)74.58%
Lightness23.14%
Dominant channelGreen
Hex per channelR 66 · G 67 · B 0F

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Every value on this page was computed from “66670f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.