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Colour

#28595F

  • #28595F
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#28595F is a cyan with RGB values 40, 89, 95 and HSL 187°, 41%, 26%. It is a dark colour, so white text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#28595F#28595F
HEX#28595F
RGBrgb(40, 89, 95)
RGB (0–1)0.1569, 0.349, 0.3725
RGB percentages15.7%, 34.9%, 37.3%
HSLhsl(186.5, 40.7%, 26.5%)
HSV / HSBhsv(186.5, 57.9%, 37.3%)
CMYK57.9%, 6.3%, 0%, 62.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,644,319
CSS custom property--colour: #28595F;

Brightness & contrast

Relative luminance0.08422WCAG 2.x, 0 is black and 1 is white
Perceived brightness78.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.82:1
Contrast with white7.82:1WCAG normal text: AAA
Contrast with black2.68:1WCAG normal text: Fail
Greyscale equivalent#4F4F4F
Inverted#D7A6A0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#52565Fno red cones; affects about 1% of men; ΔE 15.4 from the original
Deuteranopia#4A4F5Fno green cones; the most common form, about 1% of men; ΔE 16.6 from the original
Tritanopia#005C5Bno blue cones; rare, and affects men and women equally; ΔE 8.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.82:1WCAG large text: AAA
Contrast with black, large text2.68:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 6.6Dim grey · ΔE 19.4Teal · ΔE 19.6Slate grey · ΔE 22Dark cyan · ΔE 23.7Light slate grey · ΔE 24.5
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 6.62, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5F2E28
Analogous#285F49, #283E5F
Triadic#5F2859, #595F28
Split complementary#5F283E, #5F4A28
Tetradic#49285F, #5F2E28, #3D5F28

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#87C5CC
Lighter +30%#63B3BD
Lighter +20%#469CA7
Lighter +10%#377B83
Darker −10%#19373B
Darker −20%#0A1617
Darker −30%#000000
Darker −40%#000000
More saturated +25%#176670
Less saturated −25%#394C4E

Channel breakdown

R40
G89
B95
Red40 (15.7%)
Green89 (34.9%)
Blue95 (37.3%)
Hue186.55°
Saturation (HSL)40.74%
Lightness26.47%
Dominant channelBlue
Hex per channelR 28 · G 59 · B 5F

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Every value on this page was computed from “28595f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.