Recognised as Colour
#DF643A
- #DF643A
- Orange
- Dark
- Nearest: Coral
#DF643A is a orange with RGB values 223, 100, 58 and HSL 15°, 72%, 55%. It is a dark colour, so black text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Coral.
Colour values
#DF643A#DF643A
HEX#DF643A
RGBrgb(223, 100, 58)
RGB (0–1)0.8745, 0.3922, 0.2275
RGB percentages87.5%, 39.2%, 22.7%
HSLhsl(15.3, 72.1%, 55.1%)
HSV / HSBhsv(15.3, 74%, 87.5%)
CMYK0%, 55.2%, 74%, 12.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer14,640,186
CSS custom property--colour: #DF643A;
Brightness & contrast
Relative luminance0.25108WCAG 2.x, 0 is black and 1 is white
Perceived brightness145.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.02:1
Contrast with white3.49:1WCAG normal text: Fail
Contrast with black6.02:1WCAG normal text: AA
Greyscale equivalent#7B7B7B
Inverted#209BC5
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.49:1WCAG large text: AA
Contrast with black, large text6.02:1WCAG large text: AAA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#3AB5DF
Analogous#DF3A63, #DFB63A
Triadic#3ADF64, #643ADF
Split complementary#3ADFB6, #3A63DF
Tetradic#63DF3A, #3AB5DF, #B63ADF
Tints, shades & saturation
Channel breakdown
R223
G100
B58
Red223 (87.5%)
Green100 (39.2%)
Blue58 (22.7%)
Hue15.27°
Saturation (HSL)72.05%
Lightness55.1%
Dominant channelRed
Hex per channelR DF · G 64 · B 3A
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