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Colour

#023B52

  • #023B52
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#023B52 is a cyan with RGB values 2, 59, 82 and HSL 197°, 95%, 16%. It is a dark colour, so white text on it reaches 12:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#023B52#023B52
HEX#023B52
RGBrgb(2, 59, 82)
RGB (0–1)0.0078, 0.2314, 0.3216
RGB percentages0.8%, 23.1%, 32.2%
HSLhsl(197.3, 95.2%, 16.5%)
HSV / HSBhsv(197.3, 97.6%, 32.2%)
CMYK97.6%, 28%, 0%, 67.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer146,258
CSS custom property--colour: #023B52;

Brightness & contrast

Relative luminance0.0375WCAG 2.x, 0 is black and 1 is white
Perceived brightness53 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12:1
Contrast with white12:1WCAG normal text: AAA
Contrast with black1.75:1WCAG normal text: Fail
Greyscale equivalent#313131
Inverted#FDC4AD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2F3A53no red cones; affects about 1% of men; ΔE 10.6 from the original
Deuteranopia#253352no green cones; the most common form, about 1% of men; ΔE 12 from the original
Tritanopia#004143no blue cones; rare, and affects men and women equally; ΔE 15.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12:1WCAG large text: AAA
Contrast with black, large text1.75:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 17.7Dim grey · ΔE 29.5Black · ΔE 30.4Slate grey · ΔE 31.5Steel blue · ΔE 32.7Light slate grey · ΔE 34.3
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 17.7, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#521902
Analogous#025241, #021352
Triadic#52023B, #3B5202
Split complementary#520213, #524102
Tetradic#410252, #521902, #135202

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#26BDFA
Lighter +30%#06A6E7
Lighter +20%#0483B6
Lighter +10%#035F84
Darker −10%#011720
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003C54
Less saturated −25%#0D3748

Channel breakdown

R2
G59
B82
Red2 (0.8%)
Green59 (23.1%)
Blue82 (32.2%)
Hue197.25°
Saturation (HSL)95.24%
Lightness16.47%
Dominant channelBlue
Hex per channelR 02 · G 3B · B 52

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Every value on this page was computed from “023b52” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.