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Recognised as Colour

#025057

  • #025057
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#025057 is a cyan with RGB values 2, 80, 87 and HSL 185°, 96%, 17%. It is a dark colour, so white text on it reaches 9.2:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#025057#025057
HEX#025057
RGBrgb(2, 80, 87)
RGB (0–1)0.0078, 0.3137, 0.3412
RGB percentages0.8%, 31.4%, 34.1%
HSLhsl(184.9, 95.5%, 17.5%)
HSV / HSBhsv(184.9, 97.7%, 34.1%)
CMYK97.7%, 8%, 0%, 65.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer151,639
CSS custom property--colour: #025057;

Brightness & contrast

Relative luminance0.06438WCAG 2.x, 0 is black and 1 is white
Perceived brightness68 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.18:1
Contrast with white9.18:1WCAG normal text: AAA
Contrast with black2.29:1WCAG normal text: Fail
Greyscale equivalent#404040
Inverted#FDAFA8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#484C57no red cones; affects about 1% of men; ΔE 19.4 from the original
Deuteranopia#3E4457no green cones; the most common form, about 1% of men; ΔE 20.6 from the original
Tritanopia#005452no blue cones; rare, and affects men and women equally; ΔE 6.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.18:1WCAG large text: AAA
Contrast with black, large text2.29:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 9Teal · ΔE 20.9Dim grey · ΔE 24.9Dark cyan · ΔE 25.1Slate grey · ΔE 27.4Light slate grey · ΔE 29.9
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 9, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#570902
Analogous#025734, #022557
Triadic#570250, #505702
Split complementary#570225, #573302
Tetradic#340257, #570902, #265702

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#2BE9FA
Lighter +30%#05DAED
Lighter +20%#04ACBB
Lighter +10%#037E89
Darker −10%#012225
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#005259
Less saturated −25%#0D474C

Channel breakdown

R2
G80
B87
Red2 (0.8%)
Green80 (31.4%)
Blue87 (34.1%)
Hue184.94°
Saturation (HSL)95.51%
Lightness17.45%
Dominant channelBlue
Hex per channelR 02 · G 50 · B 57

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Every value on this page was computed from “hex 025057” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.