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Recognised as Colour

#04B687

  • #04B687
  • Cyan
  • Dark
  • Nearest: Medium seagreen

#04B687 is a cyan with RGB values 4, 182, 135 and HSL 164°, 96%, 36%. It is a dark colour, so black text on it reaches 8:1 contrast (AAA for normal text). The nearest named colour is Medium seagreen.

Colour values

#04B687#04B687
HEX#04B687
RGBrgb(4, 182, 135)
RGB (0–1)0.0157, 0.7137, 0.5294
RGB percentages1.6%, 71.4%, 52.9%
HSLhsl(164.2, 95.7%, 36.5%)
HSV / HSBhsv(164.2, 97.8%, 71.4%)
CMYK97.8%, 0%, 25.8%, 28.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer308,871
CSS custom property--colour: #04B687;

Brightness & contrast

Relative luminance0.35231WCAG 2.x, 0 is black and 1 is white
Perceived brightness146.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.05:1
Contrast with white2.61:1WCAG normal text: Fail
Contrast with black8.05:1WCAG normal text: AAA
Greyscale equivalent#8D8D8D
Inverted#FB4978

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B2A884no red cones; affects about 1% of men; ΔE 48.5 from the original
Deuteranopia#9F9B8Ano green cones; the most common form, about 1% of men; ΔE 48.8 from the original
Tritanopia#00B7A9no blue cones; rare, and affects men and women equally; ΔE 19.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.61:1WCAG large text: Fail
Contrast with black, large text8.05:1WCAG large text: AAA

Named colours

Medium seagreen · ΔE 11.3Medium aquamarine · ΔE 16.1Sea green · ΔE 19.1Light seagreen · ΔE 23.2Turquoise · ΔE 23.8Aquamarine · ΔE 26.7
Nearest named CSS colourMedium seagreen (#3CB371)ΔE 11.31, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B60433
Analogous#04B62E, #048CB6
Triadic#8704B6, #B68704
Split complementary#B6048C, #B62E04
Tetradic#2E04B6, #B60433, #8CB604

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8AFCDE
Lighter +30%#58FBD0
Lighter +20%#26FAC2
Lighter +10%#05E8AC
Darker −10%#038462
Darker −20%#02523D
Darker −30%#012018
Darker −40%#000000
More saturated +25%#00BA89
Less saturated −25%#1B9F7C

Channel breakdown

R4
G182
B135
Red4 (1.6%)
Green182 (71.4%)
Blue135 (52.9%)
Hue164.16°
Saturation (HSL)95.7%
Lightness36.47%
Dominant channelGreen
Hex per channelR 04 · G B6 · B 87

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Every value on this page was computed from “04b687” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.