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Colour

#2B2100

  • #2B2100
  • Yellow
  • Dark
  • Nearest: Black

#2B2100 is a yellow with RGB values 43, 33, 0 and HSL 46°, 100%, 8%. It is a dark colour, so white text on it reaches 15.9:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#2B2100#2B2100
HEX#2B2100
RGBrgb(43, 33, 0)
RGB (0–1)0.1686, 0.1294, 0
RGB percentages16.9%, 12.9%, 0%
HSLhsl(46, 100%, 8.4%)
HSV / HSBhsv(46, 100%, 16.9%)
CMYK0%, 23.3%, 100%, 83.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,826,496
CSS custom property--colour: #2B2100;

Brightness & contrast

Relative luminance0.01601WCAG 2.x, 0 is black and 1 is white
Perceived brightness34.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.91:1
Contrast with white15.91:1WCAG normal text: AAA
Contrast with black1.32:1WCAG normal text: Fail
Greyscale equivalent#212121
Inverted#D4DEFF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#262000no red cones; affects about 1% of men; ΔE 2.8 from the original
Deuteranopia#292301no green cones; the most common form, about 1% of men; ΔE 2.5 from the original
Tritanopia#301D1Ano blue cones; rare, and affects men and women equally; ΔE 16 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text15.91:1WCAG large text: AAA
Contrast with black, large text1.32:1WCAG large text: Fail

Named colours

Black · ΔE 23.6Dark slate grey · ΔE 31.9Dark olivegreen · ΔE 36.6Dim grey · ΔE 36.8Saddle brown · ΔE 41.5Gray · ΔE 44.8
Nearest named CSS colourBlack (#000000)ΔE 23.63, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#000A2B
Analogous#2B0B00, #202B00
Triadic#002B21, #21002B
Split complementary#00202B, #0B002B
Tetradic#002B0C, #000A2B, #2B0020

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F7BE00
Lighter +30%#C49600
Lighter +20%#916F00
Lighter +10%#5E4800
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#2B2100
Less saturated −25%#261E05

Channel breakdown

R43
G33
B0
Red43 (16.9%)
Green33 (12.9%)
Blue0 (0%)
Hue46.05°
Saturation (HSL)100%
Lightness8.43%
Dominant channelRed
Hex per channelR 2B · G 21 · B 00

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Every value on this page was computed from “2b2100” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.