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Recognised as Colour

#02897A

  • #02897A
  • Cyan
  • Dark
  • Nearest: Dark cyan

#02897A is a cyan with RGB values 2, 137, 122 and HSL 173°, 97%, 27%. It is a dark colour, so black text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Dark cyan.

Colour values

#02897A#02897A
HEX#02897A
RGBrgb(2, 137, 122)
RGB (0–1)0.0078, 0.5373, 0.4784
RGB percentages0.8%, 53.7%, 47.8%
HSLhsl(173.3, 97.1%, 27.3%)
HSV / HSBhsv(173.3, 98.5%, 53.7%)
CMYK98.5%, 0%, 10.9%, 46.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer166,266
CSS custom property--colour: #02897A;

Brightness & contrast

Relative luminance0.19309WCAG 2.x, 0 is black and 1 is white
Perceived brightness112.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.86:1
Contrast with white4.32:1WCAG normal text: Fail
Contrast with black4.86:1WCAG normal text: AA
Greyscale equivalent#6B6B6B
Inverted#FD7685

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#828079no red cones; affects about 1% of men; ΔE 34.7 from the original
Deuteranopia#73757Bno green cones; the most common form, about 1% of men; ΔE 35.5 from the original
Tritanopia#008C84no blue cones; rare, and affects men and women equally; ΔE 4.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.32:1WCAG large text: AA
Contrast with black, large text4.86:1WCAG large text: AAA

Named colours

Dark cyan · ΔE 9.3Teal · ΔE 10.1Light seagreen · ΔE 16Cadetblue · ΔE 19.4Sea green · ΔE 21.4Medium aquamarine · ΔE 26.5
Nearest named CSS colourDark cyan (#008B8B)ΔE 9.27, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#890211
Analogous#028937, #025489
Triadic#7A0289, #897A02
Split complementary#890254, #893702
Tetradic#370289, #890211, #548902

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5AFDEB
Lighter +30%#28FCE4
Lighter +20%#03EED4
Lighter +10%#03BBA7
Darker −10%#01574D
Darker −20%#012420
Darker −30%#000000
Darker −40%#000000
More saturated +25%#008B7C
Less saturated −25%#13786C

Channel breakdown

R2
G137
B122
Red2 (0.8%)
Green137 (53.7%)
Blue122 (47.8%)
Hue173.33°
Saturation (HSL)97.12%
Lightness27.25%
Dominant channelGreen
Hex per channelR 02 · G 89 · B 7A

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Every value on this page was computed from “02897a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.