Recognised as Colour
#F28443
- #F28443
- Orange
- Dark
- Nearest: Coral
#F28443 is a orange with RGB values 242, 132, 67 and HSL 22°, 87%, 61%. It is a dark colour, so black text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Coral.
Colour values
#F28443#F28443
HEX#F28443
RGBrgb(242, 132, 67)
RGB (0–1)0.949, 0.5176, 0.2627
RGB percentages94.9%, 51.8%, 26.3%
HSLhsl(22.3, 87.1%, 60.6%)
HSV / HSBhsv(22.3, 72.3%, 94.9%)
CMYK0%, 45.5%, 72.3%, 5.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,893,571
CSS custom property--colour: #F28443;
Brightness & contrast
Relative luminance0.35785WCAG 2.x, 0 is black and 1 is white
Perceived brightness168.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.16:1
Contrast with white2.57:1WCAG normal text: Fail
Contrast with black8.16:1WCAG normal text: AAA
Greyscale equivalent#979797
Inverted#0D7BBC
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.57:1WCAG large text: Fail
Contrast with black, large text8.16:1WCAG large text: AAA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#43B1F2
Analogous#F2435A, #F2DB43
Triadic#43F284, #8443F2
Split complementary#43F2DB, #435AF2
Tetradic#5AF243, #43B1F2, #DB43F2
Tints, shades & saturation
Channel breakdown
R242
G132
B67
Red242 (94.9%)
Green132 (51.8%)
Blue67 (26.3%)
Hue22.29°
Saturation (HSL)87.06%
Lightness60.59%
Dominant channelRed
Hex per channelR F2 · G 84 · B 43
Keep nerding
Every link below is a page Nerdulator can generate from what it already knows about this value.
Also reads as
F28443 (chemical formula)
- Formula
- 540,360.114 g/mol
- 28443 atoms
F28443 has a molar mass of 540,360.114 g/mol, made up of 28443 atoms across 1 element: 28443 × F.
Molar mass
Molar mass540,360.114 g/mol
Total atoms per molecule28443
Distinct elements1
Mass of one molecule8.9728908 × 10^-19 g
Molecules per gram1.114468 × 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
F100%
Fluorine (F × 28443)540,360.114 g/mol, 100%
Keep nerding
Every link below is a page Nerdulator can generate from what it already knows about this value.
Elements in this formula
Nerdulate something else
Nothing in mind? Surprise me · today’s page