Recognised as Colour
#F3B657
- #F3B657
- Orange
- Light
- Nearest: Sandy brown
#F3B657 is a orange with RGB values 243, 182, 87 and HSL 37°, 87%, 65%. It is a light colour, so black text on it reaches 11.6:1 contrast (AAA for normal text). The nearest named colour is Sandy brown.
Colour values
#F3B657#F3B657
HEX#F3B657
RGBrgb(243, 182, 87)
RGB (0–1)0.9529, 0.7137, 0.3412
RGB percentages95.3%, 71.4%, 34.1%
HSLhsl(36.5, 86.7%, 64.7%)
HSV / HSBhsv(36.5, 64.2%, 95.3%)
CMYK0%, 25.1%, 64.2%, 4.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,971,927
CSS custom property--colour: #F3B657;
Brightness & contrast
Relative luminance0.53199WCAG 2.x, 0 is black and 1 is white
Perceived brightness194.8 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.64:1
Contrast with white1.8:1WCAG normal text: Fail
Contrast with black11.64:1WCAG normal text: AAA
Greyscale equivalent#BCBCBC
Inverted#0C49A8
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.8:1WCAG large text: Fail
Contrast with black, large text11.64:1WCAG large text: AAA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#5794F3
Analogous#F36857, #E2F357
Triadic#57F3B6, #B657F3
Split complementary#57E2F3, #6857F3
Tetradic#57F368, #5794F3, #F357E2
Tints, shades & saturation
Channel breakdown
R243
G182
B87
Red243 (95.3%)
Green182 (71.4%)
Blue87 (34.1%)
Hue36.54°
Saturation (HSL)86.67%
Lightness64.71%
Dominant channelRed
Hex per channelR F3 · G B6 · B 57
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Harmonies
Similar named colours
Also reads as
F3B657 (chemical formula)
- Formula
- 7,159.164 g/mol
- 660 atoms
F3B657 has a molar mass of 7,159.164 g/mol, made up of 660 atoms across 2 elements: 3 × F, 657 × B.
Molar mass
Molar mass7,159.164 g/mol
Total atoms per molecule660
Distinct elements2
Mass of one molecule1.1888072 × 10^-20 g
Molecules per gram8.4117933 × 10^19
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%
B99.2%
Fluorine (F × 3)56.994 g/mol, 0.796%
Boron (B × 657)7,102.17 g/mol, 99.204%
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