Recognised as Colour
#FB6025
- #FB6025
- Orange
- Dark
- Nearest: Orange red
#FB6025 is a orange with RGB values 251, 96, 37 and HSL 17°, 96%, 56%. It is a dark colour, so black text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Orange red.
Colour values
#FB6025#FB6025
HEX#FB6025
RGBrgb(251, 96, 37)
RGB (0–1)0.9843, 0.3765, 0.1451
RGB percentages98.4%, 37.6%, 14.5%
HSLhsl(16.5, 96.4%, 56.5%)
HSV / HSBhsv(16.5, 85.3%, 98.4%)
CMYK0%, 61.8%, 85.3%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,474,149
CSS custom property--colour: #FB6025;
Brightness & contrast
Relative luminance0.29009WCAG 2.x, 0 is black and 1 is white
Perceived brightness156.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.8:1
Contrast with white3.09:1WCAG normal text: Fail
Contrast with black6.8:1WCAG normal text: AA
Greyscale equivalent#7D7D7D
Inverted#049FDA
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.09:1WCAG large text: AA
Contrast with black, large text6.8:1WCAG large text: AAA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#25C0FB
Analogous#FB2555, #FBCB25
Triadic#25FB60, #6025FB
Split complementary#25FBCB, #2555FB
Tetradic#55FB25, #25C0FB, #CB25FB
Tints, shades & saturation
Channel breakdown
R251
G96
B37
Red251 (98.4%)
Green96 (37.6%)
Blue37 (14.5%)
Hue16.54°
Saturation (HSL)96.4%
Lightness56.47%
Dominant channelRed
Hex per channelR FB · G 60 · B 25
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Also reads as
FB6025 (chemical formula)
- Formula
- 65,149.248 g/mol
- 6026 atoms
FB6025 has a molar mass of 65,149.248 g/mol, made up of 6026 atoms across 2 elements: 1 × F, 6025 × B.
Molar mass
Molar mass65,149.248 g/mol
Total atoms per molecule6026
Distinct elements2
Mass of one molecule1.0818287 × 10^-19 g
Molecules per gram9.2436075 × 10^18
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%
B100%
Fluorine (F)18.998 g/mol, 0.029%
Boron (B × 6025)65,130.25 g/mol, 99.971%
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