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Colour

#03997E

  • #03997E
  • Cyan
  • Dark
  • Nearest: Light seagreen

#03997E is a cyan with RGB values 3, 153, 126 and HSL 169°, 96%, 31%. It is a dark colour, so black text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Light seagreen.

Colour values

#03997E#03997E
HEX#03997E
RGBrgb(3, 153, 126)
RGB (0–1)0.0118, 0.6, 0.4941
RGB percentages1.2%, 60%, 49.4%
HSLhsl(169.2, 96.2%, 30.6%)
HSV / HSBhsv(169.2, 98%, 60%)
CMYK98%, 0%, 17.6%, 40%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer235,902
CSS custom property--colour: #03997E;

Brightness & contrast

Relative luminance0.24308WCAG 2.x, 0 is black and 1 is white
Perceived brightness124.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.86:1
Contrast with white3.58:1WCAG normal text: Fail
Contrast with black5.86:1WCAG normal text: AA
Greyscale equivalent#777777
Inverted#FC6681

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#938E7Dno red cones; affects about 1% of men; ΔE 39.9 from the original
Deuteranopia#838280no green cones; the most common form, about 1% of men; ΔE 40.9 from the original
Tritanopia#009B91no blue cones; rare, and affects men and women equally; ΔE 10.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.58:1WCAG large text: AA
Contrast with black, large text5.86:1WCAG large text: AAA

Named colours

Light seagreen · ΔE 14.8Sea green · ΔE 16.2Dark cyan · ΔE 17.5Teal · ΔE 19.5Medium aquamarine · ΔE 19.8Medium seagreen · ΔE 22.8
Nearest named CSS colourLight seagreen (#20B2AA)ΔE 14.78, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#99031E
Analogous#039933, #036999
Triadic#7E0399, #997E03
Split complementary#990369, #993303
Tetradic#330399, #99031E, #699903

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#6CFCE2
Lighter +30%#3AFBD8
Lighter +20%#08FACF
Lighter +10%#04CBA7
Darker −10%#026755
Darker −20%#01352C
Darker −30%#000302
Darker −40%#000000
More saturated +25%#009C80
Less saturated −25%#168572

Channel breakdown

R3
G153
B126
Red3 (1.2%)
Green153 (60%)
Blue126 (49.4%)
Hue169.2°
Saturation (HSL)96.15%
Lightness30.59%
Dominant channelGreen
Hex per channelR 03 · G 99 · B 7E

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Every value on this page was computed from “03997e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.