Recognised as Colour
#FFC399
- #FFC399
- Orange
- Light
- Nearest: Burlywood
#FFC399 is a orange with RGB values 255, 195, 153 and HSL 25°, 100%, 80%. It is a light colour, so black text on it reaches 13.5:1 contrast (AAA for normal text). The nearest named colour is Burlywood.
Colour values
#FFC399#FFC399
HEX#FFC399
RGBrgb(255, 195, 153)
RGB (0–1)1, 0.7647, 0.6
RGB percentages100%, 76.5%, 60%
HSLhsl(24.7, 100%, 80%)
HSV / HSBhsv(24.7, 40%, 100%)
CMYK0%, 23.5%, 40%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,761,753
CSS custom property--colour: #FFC399;
Brightness & contrast
Relative luminance0.6259WCAG 2.x, 0 is black and 1 is white
Perceived brightness210.8 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.52:1
Contrast with white1.55:1WCAG normal text: Fail
Contrast with black13.52:1WCAG normal text: AAA
Greyscale equivalent#CDCDCD
Inverted#003C66
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.55:1WCAG large text: Fail
Contrast with black, large text13.52:1WCAG large text: AAA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#99D5FF
Analogous#FF99A2, #FFF699
Triadic#99FFC3, #C399FF
Split complementary#99FFF6, #99A2FF
Tetradic#A2FF99, #99D5FF, #F699FF
Tints, shades & saturation
Channel breakdown
R255
G195
B153
Red255 (100%)
Green195 (76.5%)
Blue153 (60%)
Hue24.71°
Saturation (HSL)100%
Lightness80%
Dominant channelRed
Hex per channelR FF · G C3 · B 99
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Harmonies
Similar named colours
Also reads as
FFC399 (chemical formula)
- Formula
- 4,830.385 g/mol
- 401 atoms
FFC399 has a molar mass of 4,830.385 g/mol, made up of 401 atoms across 2 elements: 2 × F, 399 × C.
Molar mass
Molar mass4,830.385 g/mol
Total atoms per molecule401
Distinct elements2
Mass of one molecule8.021043 × 10^-21 g
Molecules per gram1.2467207 × 10^20
Name
NameNot in the name tablea name cannot be worked out from a formula alone: isomers share formulas, and naming depends on bonding the formula does not show
Composition by mass
F0.8%
C99.2%
Fluorine (F × 2)37.996 g/mol, 0.787%
Carbon (C × 399)4,792.389 g/mol, 99.213%
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