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Colour

#FB9A3A

  • #FB9A3A
  • Orange
  • Dark
  • Nearest: Dark orange

#FB9A3A is a orange with RGB values 251, 154, 58 and HSL 30°, 96%, 61%. It is a dark colour, so black text on it reaches 9.8:1 contrast (AAA for normal text). The nearest named colour is Dark orange.

Colour values

#FB9A3A#FB9A3A
HEX#FB9A3A
RGBrgb(251, 154, 58)
RGB (0–1)0.9843, 0.6039, 0.2275
RGB percentages98.4%, 60.4%, 22.7%
HSLhsl(29.8, 96%, 60.6%)
HSV / HSBhsv(29.8, 76.9%, 98.4%)
CMYK0%, 38.6%, 76.9%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,489,018
CSS custom property--colour: #FB9A3A;

Brightness & contrast

Relative luminance0.43926WCAG 2.x, 0 is black and 1 is white
Perceived brightness182 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.79:1
Contrast with white2.15:1WCAG normal text: Fail
Contrast with black9.79:1WCAG normal text: AAA
Greyscale equivalent#A8A8A8
Inverted#0465C5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B8A32Cno red cones; affects about 1% of men; ΔE 34.6 from the original
Deuteranopia#CFBA3Bno green cones; the most common form, about 1% of men; ΔE 35.6 from the original
Tritanopia#FF8487no blue cones; rare, and affects men and women equally; ΔE 46.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.15:1WCAG large text: Fail
Contrast with black, large text9.79:1WCAG large text: AAA

Named colours

Dark orange · ΔE 15.3Sandy brown · ΔE 17Orange · ΔE 17.4Chocolate · ΔE 19Peru · ΔE 19.6Goldenrod · ΔE 21.5
Nearest named CSS colourDark orange (#FF8C00)ΔE 15.25, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3A9BFB
Analogous#FB3A3A, #FBFA3A
Triadic#3AFB9A, #9A3AFB
Split complementary#3AFBFB, #3A3AFB
Tetradic#3BFB3A, #3A9BFB, #FB3AFB

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FEE7D0
Lighter +20%#FDCD9E
Lighter +10%#FCB46C
Darker −10%#FA8008
Darker −20%#CB6704
Darker −30%#994E03
Darker −40%#673402
More saturated +25%#FF9A36
Less saturated −25%#E29A53

Channel breakdown

R251
G154
B58
Red251 (98.4%)
Green154 (60.4%)
Blue58 (22.7%)
Hue29.84°
Saturation (HSL)96.02%
Lightness60.59%
Dominant channelRed
Hex per channelR FB · G 9A · B 3A

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Every value on this page was computed from “fb9a3a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.