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Colour

#FD650B

  • #FD650B
  • Orange
  • Dark
  • Nearest: Orange red

#FD650B is a orange with RGB values 253, 101, 11 and HSL 22°, 98%, 52%. It is a dark colour, so black text on it reaches 7:1 contrast (AAA for normal text). The nearest named colour is Orange red.

Colour values

#FD650B#FD650B
HEX#FD650B
RGBrgb(253, 101, 11)
RGB (0–1)0.9922, 0.3961, 0.0431
RGB percentages99.2%, 39.6%, 4.3%
HSLhsl(22.3, 98.4%, 51.8%)
HSV / HSBhsv(22.3, 95.7%, 99.2%)
CMYK0%, 60.1%, 95.7%, 0.8%naive device-independent conversion; real print needs an ICC profile
24-bit integer16,606,475
CSS custom property--colour: #FD650B;

Brightness & contrast

Relative luminance0.30214WCAG 2.x, 0 is black and 1 is white
Perceived brightness158.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.04:1
Contrast with white2.98:1WCAG normal text: Fail
Contrast with black7.04:1WCAG normal text: AAA
Greyscale equivalent#7F7F7F
Inverted#029AF4

Colour vision & accessibility

Protanopia#928000no red cones; affects about 1% of men; ΔE 60.8 from the original
Deuteranopia#B7A200no green cones; the most common form, about 1% of men; ΔE 60.9 from the original
Tritanopia#FF3C57no blue cones; rare, and affects men and women equally; ΔE 41.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.98:1WCAG large text: Fail
Contrast with black, large text7.04:1WCAG large text: AAA

Named colours

Nearest named CSS colourOrange red (#FF4500)ΔE 13.65, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#0BA3FD
Analogous#FD0B2A, #FDDE0B
Triadic#0BFD65, #650BFD
Split complementary#0BFDDE, #0B2AFD
Tetradic#2AFD0B, #0BA3FD, #DE0BFD

Tints, shades & saturation

Lighter +40%#FFE5D5
Lighter +30%#FEC5A3
Lighter +20%#FEA570
Lighter +10%#FD853E
Darker −10%#D35002
Darker −20%#A13D01
Darker −30%#6E2A01
Darker −40%#3C1600
More saturated +25%#FF6409
Less saturated −25%#DE6D2A

Channel breakdown

R253
G101
B11
Red253 (99.2%)
Green101 (39.6%)
Blue11 (4.3%)
Hue22.31°
Saturation (HSL)98.37%
Lightness51.76%
Dominant channelRed
Hex per channelR FD · G 65 · B 0B

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Every value on this page was computed from “fd650b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.