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Recognised as Colour

#02978D

  • #02978D
  • Cyan
  • Dark
  • Nearest: Dark cyan

#02978D is a cyan with RGB values 2, 151, 141 and HSL 176°, 97%, 30%. It is a dark colour, so black text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Dark cyan.

Colour values

#02978D#02978D
HEX#02978D
RGBrgb(2, 151, 141)
RGB (0–1)0.0078, 0.5922, 0.5529
RGB percentages0.8%, 59.2%, 55.3%
HSLhsl(176, 97.4%, 30%)
HSV / HSBhsv(176, 98.7%, 59.2%)
CMYK98.7%, 0%, 6.6%, 40.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer169,869
CSS custom property--colour: #02978D;

Brightness & contrast

Relative luminance0.24069WCAG 2.x, 0 is black and 1 is white
Perceived brightness125.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.81:1
Contrast with white3.61:1WCAG normal text: Fail
Contrast with black5.81:1WCAG normal text: AA
Greyscale equivalent#777777
Inverted#FD6872

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8E8E8Dno red cones; affects about 1% of men; ΔE 35.8 from the original
Deuteranopia#7D818Eno green cones; the most common form, about 1% of men; ΔE 37 from the original
Tritanopia#009B94no blue cones; rare, and affects men and women equally; ΔE 2.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.61:1WCAG large text: AA
Contrast with black, large text5.81:1WCAG large text: AAA

Named colours

Dark cyan · ΔE 7.9Light seagreen · ΔE 10Teal · ΔE 11.2Cadetblue · ΔE 16.9Medium turquoise · ΔE 21.2Dark turquoise · ΔE 21.7
Nearest named CSS colourDark cyan (#008B8B)ΔE 7.87, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#97020C
Analogous#029742, #025697
Triadic#8D0297, #978D02
Split complementary#970256, #974202
Tetradic#430297, #97020C, #579702

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#68FDF3
Lighter +30%#36FCEF
Lighter +20%#03FCEB
Lighter +10%#03C9BC
Darker −10%#01655E
Darker −20%#01322F
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00998F
Less saturated −25%#15847C

Channel breakdown

R2
G151
B141
Red2 (0.8%)
Green151 (59.2%)
Blue141 (55.3%)
Hue175.97°
Saturation (HSL)97.39%
Lightness30%
Dominant channelGreen
Hex per channelR 02 · G 97 · B 8D

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Every value on this page was computed from “02978d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.