#E18F31
Closest named color: Dull Orange (#D8863B). oklch(71.9% 0.143 64.7), rgb(225, 143, 49).
Aa
Black text reads best on this color (8.17:1).
About this color
#E18F31 is a medium-light, vivid orange. In OKLCH its lightness is 72%, its chroma 0.143 and its hue 65°. Its hue sits on the warm side of the wheel. The nearest named color is Dull Orange (#D8863B), ΔE 0.030 away. Black text reads best on it, at 8.17:1.
| Hue family | Oranges |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.143) |
| Temperature | warm |
| Nearest name | Dull Orange (#D8863B) |
| Black text | 8.17:1 |
| White text | 2.56:1 |
Values
| HEX | #E18F31 |
| RGB | rgb(225, 143, 49) |
| HSL | hsl(32, 75%, 54%) |
| OKLCH | oklch(71.9% 0.143 64.7) |
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 #E18F31 | 2.56:1 | Fails | Lc -55.0 | Large or bold text, headings |
| Black text on #E18F31 | 8.17:1 | AAA | Lc 54.1 | Large or bold text, headings |
| #E18F31 text on white | 2.56:1 | Fails | Lc 49.9 | Large or bold text, headings |
| #E18F31 text on black | 8.17:1 | AAA | Lc -52.0 | 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
#FBF4ED
oklch(97.1% 0.012 67.7)
-
Step 100
100
#F7E7D8
oklch(93.7% 0.027 65.7)
-
Step 200
200
#F1D3B8
oklch(88.5% 0.049 64.1)
-
Step 300
300
#E9B583
oklch(80.9% 0.089 64.9)
-
Step 400
400 (this color)
#E18F31
oklch(71.9% 0.143 64.7)
-
Step 500
500
#C37400
oklch(63.1% 0.142 64.7)
-
Step 600
600
#A46100
oklch(55.6% 0.125 64.9)
-
Step 700
700
#8B5100
oklch(49.2% 0.111 64.6)
-
Step 800
800
#724200
oklch(42.7% 0.096 65.1)
-
Step 900
900
#603600
oklch(37.7% 0.085 64.2)
-
Step 950
950
#3A1F00
oklch(27% 0.06 65.1)
#E18F31 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) | #A99622 | 0.096 |
| Deuteranopia (no green cones) | #BDA933 | 0.084 |
| Tritanopia (no blue cones) | #F67C7C | 0.108 |
| Achromatopsia (no color) | #A1A1A1 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E18F31
#E18F31
oklch(71.9% 0.143 64.7)
- #49ACF7
#49ACF7
oklch(71.9% 0.143 244.7)
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 #E18F31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Orange #D8863B ΔE 0.030
- Faded Orange #F0944D ΔE 0.037
- Dusty Orange #F0833A ΔE 0.039
- Gamboge #EE9B00 ΔE 0.044
- Orange Wheel #F77F00 ΔE 0.046
- Peru #CD853F ΔE 0.046
- Earth Yellow #DDA15E ΔE 0.047
- Dark Orange #FF8C00 ΔE 0.051
Use #E18F31 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.