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Recognised as Colour

#858B2A

  • #858B2A
  • Yellow
  • Dark
  • Nearest: Olive

#858B2A is a yellow with RGB values 133, 139, 42 and HSL 64°, 54%, 35%. It is a dark colour, so black text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Olive.

Colour values

#858B2A#858B2A
HEX#858B2A
RGBrgb(133, 139, 42)
RGB (0–1)0.5216, 0.5451, 0.1647
RGB percentages52.2%, 54.5%, 16.5%
HSLhsl(63.7, 53.6%, 35.5%)
HSV / HSBhsv(63.7, 69.8%, 54.5%)
CMYK4.3%, 0%, 69.8%, 45.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,751,914
CSS custom property--colour: #858B2A;

Brightness & contrast

Relative luminance0.23619WCAG 2.x, 0 is black and 1 is white
Perceived brightness129.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.72:1
Contrast with white3.67:1WCAG normal text: Fail
Contrast with black5.72:1WCAG normal text: AA
Greyscale equivalent#838383
Inverted#7A74D5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#95841Bno red cones; affects about 1% of men; ΔE 11.7 from the original
Deuteranopia#968731no green cones; the most common form, about 1% of men; ΔE 10.5 from the original
Tritanopia#8E8378no blue cones; rare, and affects men and women equally; ΔE 44.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.67:1WCAG large text: AA
Contrast with black, large text5.72:1WCAG large text: AAA

Named colours

Olive · ΔE 9.1Olivedrab · ΔE 13.2Dark khaki · ΔE 21Dark olivegreen · ΔE 22.9Dark goldenrod · ΔE 28.8Goldenrod · ΔE 34.5
Nearest named CSS colourOlive (#808000)ΔE 9.12, clearly different but related
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#302A8B
Analogous#8B612A, #548B2A
Triadic#2A858B, #8B2A85
Split complementary#2A548B, #612A8B
Tetradic#2A8B61, #302A8B, #8B2A54

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DEE29F
Lighter +30%#D0D678
Lighter +20%#C3CA51
Lighter +10%#AAB236
Darker −10%#60641E
Darker −20%#3A3D12
Darker −30%#151606
Darker −40%#000000
More saturated +25%#99A213
Less saturated −25%#717441

Channel breakdown

R133
G139
B42
Red133 (52.2%)
Green139 (54.5%)
Blue42 (16.5%)
Hue63.71°
Saturation (HSL)53.59%
Lightness35.49%
Dominant channelGreen
Hex per channelR 85 · G 8B · B 2A

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Every value on this page was computed from “858b2a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.