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Recognised as Colour

#AB7057

  • #AB7057
  • Orange
  • Dark
  • Nearest: Sienna

#AB7057 is a orange with RGB values 171, 112, 87 and HSL 18°, 33%, 51%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Sienna.

Colour values

#AB7057#AB7057
HEX#AB7057
RGBrgb(171, 112, 87)
RGB (0–1)0.6706, 0.4392, 0.3412
RGB percentages67.1%, 43.9%, 34.1%
HSLhsl(17.9, 33.3%, 50.6%)
HSV / HSBhsv(17.9, 49.1%, 67.1%)
CMYK0%, 34.5%, 49.1%, 32.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,235,415
CSS custom property--colour: #AB7057;

Brightness & contrast

Relative luminance0.20934WCAG 2.x, 0 is black and 1 is white
Perceived brightness130.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.19:1
Contrast with white4.05:1WCAG normal text: Fail
Contrast with black5.19:1WCAG normal text: AA
Greyscale equivalent#7B7B7B
Inverted#548FA8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7F7755no red cones; affects about 1% of men; ΔE 23.5 from the original
Deuteranopia#8D8357no green cones; the most common form, about 1% of men; ΔE 23.7 from the original
Tritanopia#B8666Ano blue cones; rare, and affects men and women equally; ΔE 16.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.05:1WCAG large text: AA
Contrast with black, large text5.19:1WCAG large text: AAA

Named colours

Sienna · ΔE 17.6Dark salmon · ΔE 19.1Rosy brown · ΔE 20.3Saddle brown · ΔE 24.1Indian red · ΔE 24.4Peru · ΔE 26
Nearest named CSS colourSienna (#A0522D)ΔE 17.57, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5792AB
Analogous#AB5768, #AB9A57
Triadic#57AB70, #7057AB
Split complementary#57AB9A, #5768AB
Tetradic#68AB57, #5792AB, #9A57AB

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EFE4DF
Lighter +30%#DEC7BD
Lighter +20%#CDAA9B
Lighter +10%#BC8D79
Darker −10%#8A5A45
Darker −20%#684334
Darker −30%#462D23
Darker −40%#241712
More saturated +25%#CB6338
Less saturated −25%#8B7D77

Channel breakdown

R171
G112
B87
Red171 (67.1%)
Green112 (43.9%)
Blue87 (34.1%)
Hue17.86°
Saturation (HSL)33.33%
Lightness50.59%
Dominant channelRed
Hex per channelR AB · G 70 · B 57

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Every value on this page was computed from “ab7057” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.