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Recognised as Colour

#FF9E23

  • #FF9E23
  • Orange
  • Dark
  • Nearest: Orange

#FF9E23 is a orange with RGB values 255, 158, 35 and HSL 34°, 100%, 57%. It is a dark colour, so black text on it reaches 10.2:1 contrast (AAA for normal text). The nearest named colour is Orange.

Colour values

#FF9E23#FF9E23
HEX#FF9E23
RGBrgb(255, 158, 35)
RGB (0–1)1, 0.6196, 0.1373
RGB percentages100%, 62%, 13.7%
HSLhsl(33.5, 100%, 56.9%)
HSV / HSBhsv(33.5, 86.3%, 100%)
CMYK0%, 38%, 86.3%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,752,163
CSS custom property--colour: #FF9E23;

Brightness & contrast

Relative luminance0.45835WCAG 2.x, 0 is black and 1 is white
Perceived brightness185 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.17:1
Contrast with white2.07:1WCAG normal text: Fail
Contrast with black10.17:1WCAG normal text: AAA
Greyscale equivalent#AAAAAA
Inverted#0061DC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#BDA700no red cones; affects about 1% of men; ΔE 34.3 from the original
Deuteranopia#D4BD26no green cones; the most common form, about 1% of men; ΔE 34.7 from the original
Tritanopia#FF8788no blue cones; rare, and affects men and women equally; ΔE 54.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.07:1WCAG large text: Fail
Contrast with black, large text10.17:1WCAG large text: AAA

Named colours

Orange · ΔE 8.3Dark orange · ΔE 10.3Goldenrod · ΔE 19.9Chocolate · ΔE 24.8Dark goldenrod · ΔE 24.8Sandy brown · ΔE 25.5
Nearest named CSS colourOrange (#FFA500)ΔE 8.33, clearly different but related
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2384FF
Analogous#FF3023, #F2FF23
Triadic#23FF9E, #9E23FF
Split complementary#23F2FF, #3023FF
Tetradic#23FF30, #2384FF, #FF23F2

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFF8EF
Lighter +30%#FFE1BC
Lighter +20%#FFCB89
Lighter +10%#FFB456
Darker −10%#EF8600
Darker −20%#BC6900
Darker −30%#894D00
Darker −40%#563000
More saturated +25%#FF9E23
Less saturated −25%#E39B3E

Channel breakdown

R255
G158
B35
Red255 (100%)
Green158 (62%)
Blue35 (13.7%)
Hue33.55°
Saturation (HSL)100%
Lightness56.86%
Dominant channelRed
Hex per channelR FF · G 9E · B 23

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Every value on this page was computed from “ff9e23” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.