#E28F01
Closest named color: Gamboge (#EE9B00). oklch(71.9% 0.156 69.1), rgb(226, 143, 1).
Aa
Black text reads best on this color (8.16:1).
About this color
#E28F01 is a medium-light, vivid orange. In OKLCH its lightness is 72%, its chroma 0.156 and its hue 69°. Its hue sits on the warm side of the wheel. The nearest named color is Gamboge (#EE9B00), ΔE 0.037 away. Black text reads best on it, at 8.16:1.
| Hue family | Oranges |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.156) |
| Temperature | warm |
| Nearest name | Gamboge (#EE9B00) |
| Black text | 8.16:1 |
| White text | 2.57:1 |
Values
| HEX | #E28F01 |
| RGB | rgb(226, 143, 1) |
| HSL | hsl(38, 99%, 45%) |
| OKLCH | oklch(71.9% 0.156 69.1) |
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 #E28F01 | 2.57:1 | Fails | Lc -55.0 | Large or bold text, headings |
| Black text on #E28F01 | 8.16:1 | AAA | Lc 54.1 | Large or bold text, headings |
| #E28F01 text on white | 2.57:1 | Fails | Lc 49.9 | Large or bold text, headings |
| #E28F01 text on black | 8.16:1 | 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
#FBF4EC
oklch(97% 0.013 71.3)
-
Step 100
100
#F7E7D6
oklch(93.6% 0.029 69.2)
-
Step 200
200
#F1D3B3
oklch(88.4% 0.054 68.8)
-
Step 300
300
#EAB57A
oklch(80.8% 0.098 68.7)
-
Step 400
400 (this color)
#E28F01
oklch(71.9% 0.156 69.1)
-
Step 500
500
#BE7700
oklch(63% 0.138 68.8)
-
Step 600
600
#A06400
oklch(55.6% 0.121 69.2)
-
Step 700
700
#875300
oklch(49% 0.107 68.7)
-
Step 800
800
#6F4400
oklch(42.7% 0.093 69.4)
-
Step 900
900
#5D3800
oklch(37.7% 0.082 69.1)
-
Step 950
950
#392000
oklch(27% 0.059 68.3)
#E28F01 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) | #AB9600 | 0.092 |
| Deuteranopia (no green cones) | #BEA90A | 0.084 |
| Tritanopia (no blue cones) | #F77A7A | 0.125 |
| Achromatopsia (no color) | #A1A1A1 | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E28F01
#E28F01
oklch(71.9% 0.156 69.1)
- #4CAAFF
#4CAAFF
oklch(72% 0.153 248.8)
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 #E28F01, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gamboge #EE9B00 ΔE 0.037
- Dull Orange #D8863B ΔE 0.041
- Faded Orange #F0944D ΔE 0.048
- Orange Wheel #F77F00 ΔE 0.049
- Yellow Ochre #CB9D06 ΔE 0.049
- Dusty Orange #F0833A ΔE 0.049
- Dark Orange #FF8C00 ΔE 0.050
- Goldenrod #DAA520 ΔE 0.052
Use #E28F01 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.