#F17131
Closest named color: Burnt Sienna (#E76F51). oklch(69.2% 0.175 44.2), rgb(241, 113, 49).
Aa
Black text reads best on this color (7.14:1).
About this color
#F17131 is a medium-light, vivid orange. In OKLCH its lightness is 69%, its chroma 0.175 and its hue 44°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Sienna (#E76F51), ΔE 0.035 away. Black text reads best on it, at 7.14:1.
| Hue family | Oranges |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.175) |
| Temperature | warm |
| Nearest name | Burnt Sienna (#E76F51) |
| Black text | 7.14:1 |
| White text | 2.93:1 |
Values
| HEX | #F17131 |
| RGB | rgb(241, 113, 49) |
| HSL | hsl(20, 87%, 57%) |
| OKLCH | oklch(69.2% 0.175 44.2) |
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 #F17131 | 2.93:1 | Fails | Lc -60.5 | Content text, not long reading |
| Black text on #F17131 | 7.14:1 | AAA | Lc 48.9 | Large or bold text, headings |
| #F17131 text on white | 2.93:1 | Fails | Lc 55.2 | Large or bold text, headings |
| #F17131 text on black | 7.14:1 | AAA | Lc -46.6 | 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
#FFF3EE
oklch(97.2% 0.015 44.2)
-
Step 100
100
#FDE4D9
oklch(93.6% 0.031 45.3)
-
Step 200
200
#FDCDB9
oklch(88.5% 0.061 43.8)
-
Step 300
300
#FCAA86
oklch(81% 0.109 44.5)
-
Step 400
400 (this color)
#F17131
oklch(69.2% 0.175 44.2)
-
Step 500
500
#DF5A00
oklch(63.1% 0.183 44.1)
-
Step 600
600
#BC4B00
oklch(55.6% 0.161 44.3)
-
Step 700
700
#9F3E00
oklch(49.1% 0.142 44.2)
-
Step 800
800
#833200
oklch(42.7% 0.123 44.4)
-
Step 900
900
#6E2900
oklch(37.7% 0.109 44.5)
-
Step 950
950
#441600
oklch(27% 0.078 44.2)
#F17131 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) | #958528 | 0.163 |
| Deuteranopia (no green cones) | #B4A22D | 0.150 |
| Tritanopia (no blue cones) | #FF5464 | 0.088 |
| Achromatopsia (no color) | #979797 | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F17131
#F17131
oklch(69.2% 0.175 44.2)
- #00ACD7
#00ACD7
oklch(69.2% 0.13 224)
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 #F17131, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Sienna #E76F51 ΔE 0.035
- Pinkish Orange #FF724C ΔE 0.035
- Dusty Orange #F0833A ΔE 0.037
- Pumpkin #E17701 ΔE 0.040
- Pumpkin Orange #FB7D07 ΔE 0.040
- Orange Pink #FF6F52 ΔE 0.041
- Bright Orange #FF5B00 ΔE 0.041
- Orange Wheel #F77F00 ΔE 0.042
Use #F17131 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.