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Recognised as Colour

#157D8D

  • #157D8D
  • Cyan
  • Dark
  • Nearest: Teal

#157D8D is a cyan with RGB values 21, 125, 141 and HSL 188°, 74%, 32%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Teal.

Colour values

#157D8D#157D8D
HEX#157D8D
RGBrgb(21, 125, 141)
RGB (0–1)0.0824, 0.4902, 0.5529
RGB percentages8.2%, 49%, 55.3%
HSLhsl(188, 74.1%, 31.8%)
HSV / HSBhsv(188, 85.1%, 55.3%)
CMYK85.1%, 11.3%, 0%, 44.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,408,397
CSS custom property--colour: #157D8D;

Brightness & contrast

Relative luminance0.1675WCAG 2.x, 0 is black and 1 is white
Perceived brightness107.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.83:1
Contrast with white4.83:1WCAG normal text: AA
Contrast with black4.35:1WCAG normal text: Fail
Greyscale equivalent#686868
Inverted#EA8272

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#70788Eno red cones; affects about 1% of men; ΔE 24.1 from the original
Deuteranopia#616D8Dno green cones; the most common form, about 1% of men; ΔE 25.3 from the original
Tritanopia#008482no blue cones; rare, and affects men and women equally; ΔE 12.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.83:1WCAG large text: AAA
Contrast with black, large text4.35:1WCAG large text: AA

Named colours

Teal · ΔE 10.8Dark cyan · ΔE 12.5Cadetblue · ΔE 16.2Slate grey · ΔE 21Light slate grey · ΔE 21.7Dark slate grey · ΔE 23.3
Nearest named CSS colourTeal (#008080)ΔE 10.82, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8D2515
Analogous#158D61, #15418D
Triadic#8D157D, #7D8D15
Split complementary#8D1541, #8D6115
Tetradic#61158D, #8D2515, #418D15

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#82DEEC
Lighter +30%#55D2E6
Lighter +20%#29C7DF
Lighter +10%#1CA4B9
Darker −10%#0E5661
Darker −20%#082E34
Darker −30%#010708
Darker −40%#000000
More saturated +25%#018CA1
Less saturated −25%#296E79

Channel breakdown

R21
G125
B141
Red21 (8.2%)
Green125 (49%)
Blue141 (55.3%)
Hue188°
Saturation (HSL)74.07%
Lightness31.76%
Dominant channelBlue
Hex per channelR 15 · G 7D · B 8D

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Every value on this page was computed from “157d8d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.