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Recognised as Colour

#F58A05

  • #F58A05
  • Orange
  • Dark
  • Nearest: Dark orange

#F58A05 is a orange with RGB values 245, 138, 5 and HSL 33°, 96%, 49%. It is a dark colour, so black text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Dark orange.

Colour values

#F58A05#F58A05
HEX#F58A05
RGBrgb(245, 138, 5)
RGB (0–1)0.9608, 0.5412, 0.0196
RGB percentages96.1%, 54.1%, 2%
HSLhsl(33.2, 96%, 49%)
HSV / HSBhsv(33.2, 98%, 96.1%)
CMYK0%, 43.7%, 98%, 3.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,091,653
CSS custom property--colour: #F58A05;

Brightness & contrast

Relative luminance0.376WCAG 2.x, 0 is black and 1 is white
Perceived brightness170.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.52:1
Contrast with white2.46:1WCAG normal text: Fail
Contrast with black8.52:1WCAG normal text: AAA
Greyscale equivalent#979797
Inverted#0A75FA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#AB9600no red cones; affects about 1% of men; ΔE 39.9 from the original
Deuteranopia#C4AF05no green cones; the most common form, about 1% of men; ΔE 40.9 from the original
Tritanopia#FF7176no blue cones; rare, and affects men and women equally; ΔE 52.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.46:1WCAG large text: Fail
Contrast with black, large text8.52:1WCAG large text: AAA

Named colours

Dark orange · ΔE 4.2Orange · ΔE 13.6Chocolate · ΔE 20.3Goldenrod · ΔE 25.9Dark goldenrod · ΔE 27.5Coral · ΔE 28
Nearest named CSS colourDark orange (#FF8C00)ΔE 4.23, a close match
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0570F5
Analogous#F51205, #E8F505
Triadic#05F58A, #8A05F5
Split complementary#05E8F5, #1205F5
Tetradic#05F512, #0570F5, #F505E8

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FEE6C8
Lighter +30%#FDCF96
Lighter +20%#FCB864
Lighter +10%#FBA132
Darker −10%#C36E04
Darker −20%#915203
Darker −30%#5F3602
Darker −40%#2D1901
More saturated +25%#FA8B00
Less saturated −25%#D68724

Channel breakdown

R245
G138
B5
Red245 (96.1%)
Green138 (54.1%)
Blue5 (2%)
Hue33.25°
Saturation (HSL)96%
Lightness49.02%
Dominant channelRed
Hex per channelR F5 · G 8A · B 05

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Every value on this page was computed from “f58a05” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.