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Recognised as Colour

#27CFDB

  • #27CFDB
  • Cyan
  • Light
  • Nearest: Dark turquoise

#27CFDB is a cyan with RGB values 39, 207, 219 and HSL 184°, 71%, 51%. It is a light colour, so black text on it reaches 11:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#27CFDB#27CFDB
HEX#27CFDB
RGBrgb(39, 207, 219)
RGB (0–1)0.1529, 0.8118, 0.8588
RGB percentages15.3%, 81.2%, 85.9%
HSLhsl(184, 71.4%, 50.6%)
HSV / HSBhsv(184, 82.2%, 85.9%)
CMYK82.2%, 5.5%, 0%, 14.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,609,115
CSS custom property--colour: #27CFDB;

Brightness & contrast

Relative luminance0.50171WCAG 2.x, 0 is black and 1 is white
Perceived brightness176.3 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.03:1
Contrast with white1.9:1WCAG normal text: Fail
Contrast with black11.03:1WCAG normal text: AAA
Greyscale equivalent#ACACAC
Inverted#D83024

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#BEC6DCno red cones; affects about 1% of men; ΔE 38 from the original
Deuteranopia#A6B4DCno green cones; the most common form, about 1% of men; ΔE 39.9 from the original
Tritanopia#00D8D2no blue cones; rare, and affects men and women equally; ΔE 11.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.9:1WCAG large text: Fail
Contrast with black, large text11.03:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 6Medium turquoise · ΔE 9.4Light seagreen · ΔE 15.4Turquoise · ΔE 16.7Aqua · ΔE 19.7Cyan · ΔE 19.7
Nearest named CSS colourDark turquoise (#00CED1)ΔE 5.95, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DB3327
Analogous#27DB8D, #2775DB
Triadic#DB27CF, #CFDB27
Split complementary#DB2775, #DB8D27
Tetradic#8D27DB, #DB3327, #75DB27

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D6F6F8
Lighter +30%#AAECF1
Lighter +20%#7EE2EA
Lighter +10%#53D9E2
Darker −10%#1EA8B1
Darker −20%#167E86
Darker −30%#0F555A
Darker −40%#082C2E
More saturated +25%#08EAFB
Less saturated −25%#47B4BB

Channel breakdown

R39
G207
B219
Red39 (15.3%)
Green207 (81.2%)
Blue219 (85.9%)
Hue184°
Saturation (HSL)71.43%
Lightness50.59%
Dominant channelBlue
Hex per channelR 27 · G CF · B DB

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Every value on this page was computed from “27cfdb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.