#E58403
Closest named color: Dull Orange (#D8863B). oklch(70.3% 0.162 61.7), rgb(229, 132, 3).
Aa
Black text reads best on this color (7.63:1).
About this color
#E58403 is a medium-light, vivid orange. In OKLCH its lightness is 70%, its chroma 0.162 and its hue 62°. 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 7.63:1.
| Hue family | Oranges |
| Lightness | medium-light (70%) |
| Chroma | vivid (0.162) |
| Temperature | warm |
| Nearest name | Dull Orange (#D8863B) |
| Black text | 7.63:1 |
| White text | 2.75:1 |
Values
| HEX | #E58403 |
| RGB | rgb(229, 132, 3) |
| HSL | hsl(34, 97%, 45%) |
| OKLCH | oklch(70.3% 0.162 61.7) |
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 #E58403 | 2.75:1 | Fails | Lc -57.9 | Large or bold text, headings |
| Black text on #E58403 | 7.63:1 | AAA | Lc 51.4 | Large or bold text, headings |
| #E58403 text on white | 2.75:1 | Fails | Lc 52.7 | Large or bold text, headings |
| #E58403 text on black | 7.63:1 | AAA | Lc -49.2 | 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
#FCF4EC
oklch(97.1% 0.014 67.7)
-
Step 100
100
#F9E6D7
oklch(93.6% 0.029 60.8)
-
Step 200
200
#F5D2B4
oklch(88.6% 0.056 62.6)
-
Step 300
300
#F0B27C
oklch(80.9% 0.101 61.7)
-
Step 400
400 (this color)
#E58403
oklch(70.3% 0.162 61.7)
-
Step 500
500
#C67100
oklch(63% 0.145 61.7)
-
Step 600
600
#A75F00
oklch(55.6% 0.128 62.1)
-
Step 700
700
#8D4F00
oklch(49.1% 0.113 61.8)
-
Step 800
800
#744000
oklch(42.6% 0.098 61.8)
-
Step 900
900
#623500
oklch(37.8% 0.087 61.6)
-
Step 950
950
#3B1E00
oklch(26.9% 0.062 62.2)
#E58403 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) | #A28E00 | 0.115 |
| Deuteranopia (no green cones) | #B9A505 | 0.105 |
| Tritanopia (no blue cones) | #FB6D70 | 0.117 |
| Achromatopsia (no color) | #9C9C9C | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E58403
#E58403
oklch(70.3% 0.162 61.7)
- #16A9FA
#16A9FA
oklch(70.4% 0.162 241.7)
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 #E58403, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Orange #D8863B ΔE 0.030
- Pumpkin #E17701 ΔE 0.031
- Orange Wheel #F77F00 ΔE 0.032
- Dusty Orange #F0833A ΔE 0.034
- Pumpkin Orange #FB7D07 ΔE 0.040
- Peru #CD853F ΔE 0.046
- Dark Orange #FF8C00 ΔE 0.051
- Faded Orange #F0944D ΔE 0.052
Use #E58403 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.