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Recognised as Colour

#17875D

  • #17875D
  • Cyan
  • Dark
  • Nearest: Sea green

#17875D is a cyan with RGB values 23, 135, 93 and HSL 158°, 71%, 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

#17875D#17875D
HEX#17875D
RGBrgb(23, 135, 93)
RGB (0–1)0.0902, 0.5294, 0.3647
RGB percentages9%, 52.9%, 36.5%
HSLhsl(157.5, 70.9%, 31%)
HSV / HSBhsv(157.5, 83%, 52.9%)
CMYK83%, 0%, 31.1%, 47.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,541,981
CSS custom property--colour: #17875D;

Brightness & contrast

Relative luminance0.183WCAG 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#E878A2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#857C5Bno red cones; affects about 1% of men; ΔE 38.6 from the original
Deuteranopia#787360no green cones; the most common form, about 1% of men; ΔE 38.9 from the original
Tritanopia#00877Cno blue cones; rare, and affects men and women equally; ΔE 18.5 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 6Medium seagreen · ΔE 20Dark cyan · ΔE 25.3Teal · ΔE 25.5Light seagreen · ΔE 26.2Medium aquamarine · ΔE 26.6
Nearest named CSS colourSea green (#2E8B57)ΔE 6.02, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#871741
Analogous#178725, #177987
Triadic#5D1787, #875D17
Split complementary#871779, #872517
Tetradic#251787, #871741, #798717

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#81E9C2
Lighter +30%#55E2AD
Lighter +20%#29DB98
Lighter +10%#1EB37B
Darker −10%#105B3F
Darker −20%#083021
Darker −30%#010403
Darker −40%#000000
More saturated +25%#039B62
Less saturated −25%#2B7358

Channel breakdown

R23
G135
B93
Red23 (9%)
Green135 (52.9%)
Blue93 (36.5%)
Hue157.5°
Saturation (HSL)70.89%
Lightness30.98%
Dominant channelGreen
Hex per channelR 17 · G 87 · B 5D

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Every value on this page was computed from “17875d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.