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Recognised as Colour

#FD7517

  • #FD7517
  • Orange
  • Dark
  • Nearest: Dark orange

#FD7517 is a orange with RGB values 253, 117, 23 and HSL 25°, 98%, 54%. It is a dark colour, so black text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Dark orange.

Colour values

#FD7517#FD7517
HEX#FD7517
RGBrgb(253, 117, 23)
RGB (0–1)0.9922, 0.4588, 0.0902
RGB percentages99.2%, 45.9%, 9%
HSLhsl(24.5, 98.3%, 54.1%)
HSV / HSBhsv(24.5, 90.9%, 99.2%)
CMYK0%, 53.8%, 90.9%, 0.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,610,583
CSS custom property--colour: #FD7517;

Brightness & contrast

Relative luminance0.33667WCAG 2.x, 0 is black and 1 is white
Perceived brightness165 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.73:1
Contrast with white2.72:1WCAG normal text: Fail
Contrast with black7.73:1WCAG normal text: AAA
Greyscale equivalent#8B8B8B
Inverted#028AE8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9D8A00no red cones; affects about 1% of men; ΔE 53.4 from the original
Deuteranopia#BEA90Eno green cones; the most common form, about 1% of men; ΔE 54.1 from the original
Tritanopia#FF5565no blue cones; rare, and affects men and women equally; ΔE 44.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.72:1WCAG large text: Fail
Contrast with black, large text7.73:1WCAG large text: AAA

Named colours

Dark orange · ΔE 13.8Chocolate · ΔE 17.9Coral · ΔE 21.1Orange red · ΔE 21.4Tomato · ΔE 24.3Orange · ΔE 27.9
Nearest named CSS colourDark orange (#FF8C00)ΔE 13.8, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#179FFD
Analogous#FD172C, #FDE817
Triadic#17FD75, #7517FD
Split complementary#17FDE8, #172CFD
Tetradic#2CFD17, #179FFD, #E817FD

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFEDE1
Lighter +30%#FECFAF
Lighter +20%#FEB17C
Lighter +10%#FD934A
Darker −10%#DF5C02
Darker −20%#AD4701
Darker −30%#7A3201
Darker −40%#471E01
More saturated +25%#FF7515
Less saturated −25%#E07A34

Channel breakdown

R253
G117
B23
Red253 (99.2%)
Green117 (45.9%)
Blue23 (9%)
Hue24.52°
Saturation (HSL)98.29%
Lightness54.12%
Dominant channelRed
Hex per channelR FD · G 75 · B 17

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Every value on this page was computed from “fd7517” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.