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Recognised as Colour

#B61D51

  • #B61D51
  • Red
  • Dark
  • Nearest: Brown

#B61D51 is a red with RGB values 182, 29, 81 and HSL 340°, 73%, 41%. It is a dark colour, so white text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Brown.

Colour values

#B61D51#B61D51
HEX#B61D51
RGBrgb(182, 29, 81)
RGB (0–1)0.7137, 0.1137, 0.3176
RGB percentages71.4%, 11.4%, 31.8%
HSLhsl(339.6, 72.5%, 41.4%)
HSV / HSBhsv(339.6, 84.1%, 71.4%)
CMYK0%, 84.1%, 55.5%, 28.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,935,057
CSS custom property--colour: #B61D51;

Brightness & contrast

Relative luminance0.11418WCAG 2.x, 0 is black and 1 is white
Perceived brightness105.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.4:1
Contrast with white6.4:1WCAG normal text: AA
Contrast with black3.28:1WCAG normal text: Fail
Greyscale equivalent#414141
Inverted#49E2AE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#494C52no red cones; affects about 1% of men; ΔE 62.7 from the original
Deuteranopia#716A4Dno green cones; the most common form, about 1% of men; ΔE 63.5 from the original
Tritanopia#C70035no blue cones; rare, and affects men and women equally; ΔE 21.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.4:1WCAG large text: AAA
Contrast with black, large text3.28:1WCAG large text: AA

Named colours

Brown · ΔE 23.2Indian red · ΔE 23.7Crimson · ΔE 26.3Pale violetred · ΔE 27.2Firebrick · ΔE 27.8Medium violet red · ΔE 27.9
Nearest named CSS colourBrown (#A52A2A)ΔE 23.19, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1DB682
Analogous#B61D9D, #B6361D
Triadic#51B61D, #1D51B6
Split complementary#1DB636, #1D9DB6
Tetradic#9DB61D, #1DB682, #361DB6

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F2ADC4
Lighter +30%#EB81A5
Lighter +20%#E45586
Lighter +10%#DD2966
Darker −10%#8A163D
Darker −20%#5E0F2A
Darker −30%#320816
Darker −40%#060103
More saturated +25%#D00349
Less saturated −25%#9C3759

Channel breakdown

R182
G29
B81
Red182 (71.4%)
Green29 (11.4%)
Blue81 (31.8%)
Hue339.61°
Saturation (HSL)72.51%
Lightness41.37%
Dominant channelRed
Hex per channelR B6 · G 1D · B 51

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Every value on this page was computed from “b61d51” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.