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Recognised as Colour

#28604C

  • #28604C
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#28604C is a cyan with RGB values 40, 96, 76 and HSL 159°, 41%, 27%. It is a dark colour, so white text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#28604C#28604C
HEX#28604C
RGBrgb(40, 96, 76)
RGB (0–1)0.1569, 0.3765, 0.298
RGB percentages15.7%, 37.6%, 29.8%
HSLhsl(158.6, 41.2%, 26.7%)
HSV / HSBhsv(158.6, 58.3%, 37.6%)
CMYK58.3%, 0%, 20.8%, 62.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,646,092
CSS custom property--colour: #28604C;

Brightness & contrast

Relative luminance0.09339WCAG 2.x, 0 is black and 1 is white
Perceived brightness80.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.32:1
Contrast with white7.32:1WCAG normal text: AAA
Contrast with black2.87:1WCAG normal text: Fail
Greyscale equivalent#535353
Inverted#D79FB3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5E5A4Bno red cones; affects about 1% of men; ΔE 22.9 from the original
Deuteranopia#56544Dno green cones; the most common form, about 1% of men; ΔE 23.3 from the original
Tritanopia#0F605Ano blue cones; rare, and affects men and women equally; ΔE 9.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.32:1WCAG large text: AAA
Contrast with black, large text2.87:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 16.4Teal · ΔE 19.2Dark cyan · ΔE 22.6Dim grey · ΔE 25.8Dark olivegreen · ΔE 25.8Sea green · ΔE 26
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 16.39, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#60283C
Analogous#286030, #285860
Triadic#4C2860, #604C28
Split complementary#602858, #603028
Tetradic#302860, #60283C, #586028

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#87CDB4
Lighter +30%#63BE9E
Lighter +20%#46A885
Lighter +10%#378469
Darker −10%#193C30
Darker −20%#0A1813
Darker −30%#000000
Darker −40%#000000
More saturated +25%#177151
Less saturated −25%#394F47

Channel breakdown

R40
G96
B76
Red40 (15.7%)
Green96 (37.6%)
Blue76 (29.8%)
Hue158.57°
Saturation (HSL)41.18%
Lightness26.67%
Dominant channelGreen
Hex per channelR 28 · G 60 · B 4C

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Every value on this page was computed from “28604c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.