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Recognised as Colour

#30CB83

  • #30CB83
  • Cyan
  • Dark
  • Nearest: Medium seagreen

#30CB83 is a cyan with RGB values 48, 203, 131 and HSL 152°, 62%, 49%. It is a dark colour, so black text on it reaches 10:1 contrast (AAA for normal text). The nearest named colour is Medium seagreen.

Colour values

#30CB83#30CB83
HEX#30CB83
RGBrgb(48, 203, 131)
RGB (0–1)0.1882, 0.7961, 0.5137
RGB percentages18.8%, 79.6%, 51.4%
HSLhsl(152.1, 61.8%, 49.2%)
HSV / HSBhsv(152.1, 76.4%, 79.6%)
CMYK76.4%, 0%, 35.5%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,197,827
CSS custom property--colour: #30CB83;

Brightness & contrast

Relative luminance0.44979WCAG 2.x, 0 is black and 1 is white
Perceived brightness163.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10:1
Contrast with white2.1:1WCAG normal text: Fail
Contrast with black10:1WCAG normal text: AAA
Greyscale equivalent#A5A5A5
Inverted#CF347C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C9BB7Eno red cones; affects about 1% of men; ΔE 52.5 from the original
Deuteranopia#B7AE88no green cones; the most common form, about 1% of men; ΔE 53.1 from the original
Tritanopia#00C9B8no blue cones; rare, and affects men and women equally; ΔE 30.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.1:1WCAG large text: Fail
Contrast with black, large text10:1WCAG large text: AAA

Named colours

Medium seagreen · ΔE 10.7Light green · ΔE 20.5Medium spring green · ΔE 22.1Pale green · ΔE 23.7Medium aquamarine · ΔE 24.2Aquamarine · ΔE 26.5
Nearest named CSS colourMedium seagreen (#3CB371)ΔE 10.72, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CB3078
Analogous#30CB36, #30C5CB
Triadic#8330CB, #CB8330
Split complementary#CB30C6, #CB3530
Tetradic#3530CB, #CB3078, #C6CB30

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D3F4E5
Lighter +30%#A9EBCC
Lighter +20%#80E1B4
Lighter +10%#57D79C
Darker −10%#26A268
Darker −20%#1C794E
Darker −30%#134F33
Darker −40%#092619
More saturated +25%#11EA85
Less saturated −25%#4FAC81

Channel breakdown

R48
G203
B131
Red48 (18.8%)
Green203 (79.6%)
Blue131 (51.4%)
Hue152.13°
Saturation (HSL)61.75%
Lightness49.22%
Dominant channelGreen
Hex per channelR 30 · G CB · B 83

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Every value on this page was computed from “30cb83” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.