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Recognised as Colour

#15875E

  • #15875E
  • Cyan
  • Dark
  • Nearest: Sea green

#15875E is a cyan with RGB values 21, 135, 94 and HSL 158°, 73%, 31%. It is a dark colour, so black text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Sea green.

Colour values

#15875E#15875E
HEX#15875E
RGBrgb(21, 135, 94)
RGB (0–1)0.0824, 0.5294, 0.3686
RGB percentages8.2%, 52.9%, 36.9%
HSLhsl(158.4, 73.1%, 30.6%)
HSV / HSBhsv(158.4, 84.4%, 52.9%)
CMYK84.4%, 0%, 30.4%, 47.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,410,910
CSS custom property--colour: #15875E;

Brightness & contrast

Relative luminance0.18296WCAG 2.x, 0 is black and 1 is white
Perceived brightness108.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.66:1
Contrast with white4.51:1WCAG normal text: AA
Contrast with black4.66:1WCAG normal text: AA
Greyscale equivalent#6C6C6C
Inverted#EA78A1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#857C5Cno red cones; affects about 1% of men; ΔE 38.8 from the original
Deuteranopia#777361no green cones; the most common form, about 1% of men; ΔE 38.6 from the original
Tritanopia#00877Cno blue cones; rare, and affects men and women equally; ΔE 18 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.51:1WCAG large text: AAA
Contrast with black, large text4.66:1WCAG large text: AAA

Named colours

Sea green · ΔE 6.6Medium seagreen · ΔE 20.3Dark cyan · ΔE 24.8Teal · ΔE 25Light seagreen · ΔE 25.7Medium aquamarine · ΔE 26.5
Nearest named CSS colourSea green (#2E8B57)ΔE 6.58, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#87153E
Analogous#158725, #157787
Triadic#5E1587, #875E15
Split complementary#871577, #872515
Tetradic#251587, #87153E, #778715

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7DEBC3
Lighter +30%#51E4AF
Lighter +20%#25DD9B
Lighter +10%#1CB37D
Darker −10%#0E5B3F
Darker −20%#072F21
Darker −30%#000302
Darker −40%#000000
More saturated +25%#029B63
Less saturated −25%#297459

Channel breakdown

R21
G135
B94
Red21 (8.2%)
Green135 (52.9%)
Blue94 (36.9%)
Hue158.42°
Saturation (HSL)73.08%
Lightness30.59%
Dominant channelGreen
Hex per channelR 15 · G 87 · B 5E

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Every value on this page was computed from “15875e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.