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Recognised as Colour

#28070C

  • #28070C
  • Red
  • Dark
  • Nearest: Black

#28070C is a red with RGB values 40, 7, 12 and HSL 351°, 70%, 9%. It is a dark colour, so white text on it reaches 18.7:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#28070C#28070C
HEX#28070C
RGBrgb(40, 7, 12)
RGB (0–1)0.1569, 0.0275, 0.0471
RGB percentages15.7%, 2.7%, 4.7%
HSLhsl(350.9, 70.2%, 9.2%)
HSV / HSBhsv(350.9, 82.5%, 15.7%)
CMYK0%, 82.5%, 70%, 84.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,623,244
CSS custom property--colour: #28070C;

Brightness & contrast

Relative luminance0.0063WCAG 2.x, 0 is black and 1 is white
Perceived brightness22.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.65:1
Contrast with white18.65:1WCAG normal text: AAA
Contrast with black1.13:1WCAG normal text: Fail
Greyscale equivalent#0E0E0E
Inverted#D7F8F3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0F0E0Cno red cones; affects about 1% of men; ΔE 17 from the original
Deuteranopia#17150Bno green cones; the most common form, about 1% of men; ΔE 17.8 from the original
Tritanopia#2D0309no blue cones; rare, and affects men and women equally; ΔE 4.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.65:1WCAG large text: AAA
Contrast with black, large text1.13:1WCAG large text: Fail

Named colours

Black · ΔE 18.1Dark slate grey · ΔE 39Dim grey · ΔE 42.4Saddle brown · ΔE 49.8Maroon · ΔE 50.4Gray · ΔE 50.9
Nearest named CSS colourBlack (#000000)ΔE 18.07, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#072823
Analogous#28071C, #281307
Triadic#0C2807, #070C28
Split complementary#072813, #071C28
Tetradic#1C2807, #072823, #130728

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D62540
Lighter +30%#AA1E33
Lighter +20%#7F1626
Lighter +10%#530F19
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#2E0108
Less saturated −25%#220D10

Channel breakdown

R40
G7
B12
Red40 (15.7%)
Green7 (2.7%)
Blue12 (4.7%)
Hue350.91°
Saturation (HSL)70.21%
Lightness9.22%
Dominant channelRed
Hex per channelR 28 · G 07 · B 0C

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Every value on this page was computed from “28070c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.