#F18309
Closest named color: Orange Wheel (#F77F00). oklch(71.8% 0.171 57.4), rgb(241, 131, 9).
Aa
Black text reads best on this color (7.99:1).
About this color
#F18309 is a medium-light, vivid orange. In OKLCH its lightness is 72%, its chroma 0.171 and its hue 57°. Its hue sits on the warm side of the wheel. The nearest named color is Orange Wheel (#F77F00), ΔE 0.012 away. Black text reads best on it, at 7.99:1.
| Hue family | Oranges |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.171) |
| Temperature | warm |
| Nearest name | Orange Wheel (#F77F00) |
| Black text | 7.99:1 |
| White text | 2.62:1 |
Values
| HEX | #F18309 |
| RGB | rgb(241, 131, 9) |
| HSL | hsl(32, 93%, 49%) |
| OKLCH | oklch(71.8% 0.171 57.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #F18309 | 2.62:1 | Fails | Lc -55.8 | Large or bold text, headings |
| Black text on #F18309 | 7.99:1 | AAA | Lc 53.3 | Large or bold text, headings |
| #F18309 text on white | 2.62:1 | Fails | Lc 50.7 | Large or bold text, headings |
| #F18309 text on black | 7.99:1 | AAA | Lc -51.3 | Large or bold text, headings |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 400.
-
Step 50
50
#FDF3EC
oklch(97% 0.014 57.6)
-
Step 100
100
#FBE5D6
oklch(93.6% 0.031 56.6)
-
Step 200
200
#F8D0B3
oklch(88.4% 0.06 57.8)
-
Step 300
300
#F5AF7A
oklch(80.9% 0.107 57.7)
-
Step 400
400 (this color)
#F18309
oklch(71.8% 0.171 57.4)
-
Step 500
500
#CC6D00
oklch(63.1% 0.152 57.3)
-
Step 600
600
#AC5B00
oklch(55.6% 0.134 57.3)
-
Step 700
700
#914C00
oklch(49.1% 0.118 57.5)
-
Step 800
800
#783D00
oklch(42.7% 0.104 56.7)
-
Step 900
900
#643300
oklch(37.7% 0.09 58)
-
Step 950
950
#3D1D00
oklch(27% 0.064 58.4)
#F18309 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #A49000 | 0.133 |
| Deuteranopia (no green cones) | #BEA907 | 0.120 |
| Tritanopia (no blue cones) | #FF6A70 | 0.112 |
| Achromatopsia (no color) | #A0A0A0 | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F18309
#F18309
oklch(71.8% 0.171 57.4)
- #00B0F9
#00B0F9
oklch(71.8% 0.157 237.2)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #F18309, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Orange Wheel #F77F00 ΔE 0.012
- Pumpkin Orange #FB7D07 ΔE 0.020
- Dusty Orange #F0833A ΔE 0.022
- Dark Orange #FF8C00 ΔE 0.034
- Pumpkin #E17701 ΔE 0.042
- Faded Orange #F0944D ΔE 0.044
- Dull Orange #D8863B ΔE 0.045
- Tangerine #FF9408 ΔE 0.048
Use #F18309 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.