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Recognised as Colour

#04B478

  • #04B478
  • Cyan
  • Dark
  • Nearest: Medium seagreen

#04B478 is a cyan with RGB values 4, 180, 120 and HSL 160°, 96%, 36%. It is a dark colour, so black text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Medium seagreen.

Colour values

#04B478#04B478
HEX#04B478
RGBrgb(4, 180, 120)
RGB (0–1)0.0157, 0.7059, 0.4706
RGB percentages1.6%, 70.6%, 47.1%
HSLhsl(159.5, 95.7%, 36.1%)
HSV / HSBhsv(159.5, 97.8%, 70.6%)
CMYK97.8%, 0%, 33.3%, 29.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer308,344
CSS custom property--colour: #04B478;

Brightness & contrast

Relative luminance0.34024WCAG 2.x, 0 is black and 1 is white
Perceived brightness143.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.8:1
Contrast with white2.69:1WCAG normal text: Fail
Contrast with black7.8:1WCAG normal text: AAA
Greyscale equivalent#8A8A8A
Inverted#FB4B87

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B1A574no red cones; affects about 1% of men; ΔE 50.3 from the original
Deuteranopia#A0987Cno green cones; the most common form, about 1% of men; ΔE 51.3 from the original
Tritanopia#00B3A4no blue cones; rare, and affects men and women equally; ΔE 25.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.69:1WCAG large text: Fail
Contrast with black, large text7.8:1WCAG large text: AAA

Named colours

Medium seagreen · ΔE 6.3Sea green · ΔE 18.8Medium aquamarine · ΔE 21.5Light green · ΔE 28.2Forest green · ΔE 29Aquamarine · ΔE 29.9
Nearest named CSS colourMedium seagreen (#3CB371)ΔE 6.32, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B40440
Analogous#04B420, #0498B4
Triadic#7804B4, #B47804
Split complementary#B40498, #B42004
Tetradic#2004B4, #B40440, #98B404

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#88FCD5
Lighter +30%#56FBC3
Lighter +20%#24FAB1
Lighter +10%#05E699
Darker −10%#038257
Darker −20%#025035
Darker −30%#011E14
Darker −40%#000000
More saturated +25%#00B879
Less saturated −25%#1B9D71

Channel breakdown

R4
G180
B120
Red4 (1.6%)
Green180 (70.6%)
Blue120 (47.1%)
Hue159.55°
Saturation (HSL)95.65%
Lightness36.08%
Dominant channelGreen
Hex per channelR 04 · G B4 · B 78

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Every value on this page was computed from “04b478” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.