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Recognised as Colour

#D23106

  • #D23106
  • Red
  • Dark
  • Nearest: Orange red

#D23106 is a red with RGB values 210, 49, 6 and HSL 13°, 94%, 42%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Orange red.

Colour values

#D23106#D23106
HEX#D23106
RGBrgb(210, 49, 6)
RGB (0–1)0.8235, 0.1922, 0.0235
RGB percentages82.4%, 19.2%, 2.4%
HSLhsl(12.6, 94.4%, 42.4%)
HSV / HSBhsv(12.6, 97.1%, 82.4%)
CMYK0%, 76.7%, 97.1%, 17.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,775,110
CSS custom property--colour: #D23106;

Brightness & contrast

Relative luminance0.15911WCAG 2.x, 0 is black and 1 is white
Perceived brightness120.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.02:1
Contrast with white5.02:1WCAG normal text: AA
Contrast with black4.18:1WCAG normal text: Fail
Greyscale equivalent#505050
Inverted#2DCEF9

Colour vision & accessibility

Protanopia#655800no red cones; affects about 1% of men; ΔE 65.9 from the original
Deuteranopia#8C7C00no green cones; the most common form, about 1% of men; ΔE 65.9 from the original
Tritanopia#E8002Cno blue cones; rare, and affects men and women equally; ΔE 19.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.02:1WCAG large text: AAA
Contrast with black, large text4.18:1WCAG large text: AA

Named colours

Nearest named CSS colourOrange red (#FF4500)ΔE 17.21, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#06A7D2
Analogous#D20641, #D29706
Triadic#06D231, #3106D2
Split complementary#06D297, #0641D2
Tetradic#41D206, #06A7D2, #9706D2

Tints, shades & saturation

Lighter +40%#FDB9A7
Lighter +30%#FB9276
Lighter +20%#FA6B44
Lighter +10%#F84313
Darker −10%#A02505
Darker −20%#6F1A03
Darker −30%#3D0E02
Darker −40%#0C0300
More saturated +25%#D82E00
Less saturated −25%#B74121

Channel breakdown

R210
G49
B6
Red210 (82.4%)
Green49 (19.2%)
Blue6 (2.4%)
Hue12.65°
Saturation (HSL)94.44%
Lightness42.35%
Dominant channelRed
Hex per channelR D2 · G 31 · B 06

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Every value on this page was computed from “d23106” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.