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Colour

#152D2A

  • #152D2A
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#152D2A is a cyan with RGB values 21, 45, 42 and HSL 173°, 36%, 13%. It is a dark colour, so white text on it reaches 14.6:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#152D2A#152D2A
HEX#152D2A
RGBrgb(21, 45, 42)
RGB (0–1)0.0824, 0.1765, 0.1647
RGB percentages8.2%, 17.6%, 16.5%
HSLhsl(172.5, 36.4%, 12.9%)
HSV / HSBhsv(172.5, 53.3%, 17.6%)
CMYK53.3%, 0%, 6.7%, 82.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,387,818
CSS custom property--colour: #152D2A;

Brightness & contrast

Relative luminance0.02203WCAG 2.x, 0 is black and 1 is white
Perceived brightness39 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.58:1
Contrast with white14.58:1WCAG normal text: AAA
Contrast with black1.44:1WCAG normal text: Fail
Greyscale equivalent#282828
Inverted#EAD2D5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2B2B2Ano red cones; affects about 1% of men; ΔE 10.2 from the original
Deuteranopia#27282Ano green cones; the most common form, about 1% of men; ΔE 10.4 from the original
Tritanopia#0B2E2Cno blue cones; rare, and affects men and women equally; ΔE 3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.58:1WCAG large text: AAA
Contrast with black, large text1.44:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 15.1Black · ΔE 19.5Dim grey · ΔE 29.8Teal · ΔE 37.5Slate grey · ΔE 38.4Gray · ΔE 38.5
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 15.05, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2D1518
Analogous#152D1E, #15242D
Triadic#2A152D, #2D2A15
Split complementary#2D1524, #2D1E15
Tetradic#1E152D, #2D1518, #242D15

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5BB3A8
Lighter +30%#46958B
Lighter +20%#35736B
Lighter +10%#25504A
Darker −10%#050A0A
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0D3530
Less saturated −25%#1D2524

Channel breakdown

R21
G45
B42
Red21 (8.2%)
Green45 (17.6%)
Blue42 (16.5%)
Hue172.5°
Saturation (HSL)36.36%
Lightness12.94%
Dominant channelGreen
Hex per channelR 15 · G 2D · B 2A

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Every value on this page was computed from “152d2a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.