#E39F28
Closest named color: Gamboge (#EE9B00). oklch(75% 0.147 75.5), rgb(227, 159, 40).
Aa
Black text reads best on this color (9.25:1).
About this color
#E39F28 is a medium-light, vivid orange. In OKLCH its lightness is 75%, its chroma 0.147 and its hue 76°. Its hue sits on the warm side of the wheel. The nearest named color is Gamboge (#EE9B00), ΔE 0.019 away. Black text reads best on it, at 9.25:1.
| Hue family | Oranges |
| Lightness | medium-light (75%) |
| Chroma | vivid (0.147) |
| Temperature | warm |
| Nearest name | Gamboge (#EE9B00) |
| Black text | 9.25:1 |
| White text | 2.26:1 |
Values
| HEX | #E39F28 |
| RGB | rgb(227, 159, 40) |
| HSL | hsl(38, 77%, 52%) |
| OKLCH | oklch(75% 0.147 75.5) |
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 #E39F28 | 2.26:1 | Fails | Lc -49.3 | Large or bold text, headings |
| Black text on #E39F28 | 9.25:1 | AAA | Lc 59.5 | Large or bold text, headings |
| #E39F28 text on white | 2.26:1 | Fails | Lc 44.5 | Non-text elements, placeholder text |
| #E39F28 text on black | 9.25:1 | AAA | Lc -57.7 | 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
#FAF4ED
oklch(97% 0.011 71.9)
-
Step 100
100
#F4E8D7
oklch(93.6% 0.026 76.8)
-
Step 200
200
#EDD5B4
oklch(88.4% 0.051 75.8)
-
Step 300
300
#E3B97C
oklch(80.9% 0.092 76.2)
-
Step 400
400 (this color)
#E39F28
oklch(75% 0.147 75.5)
-
Step 500
500
#B77C00
oklch(63.1% 0.133 75.6)
-
Step 600
600
#9A6800
oklch(55.6% 0.117 75.8)
-
Step 700
700
#825700
oklch(49.1% 0.103 75.7)
-
Step 800
800
#6B4700
oklch(42.8% 0.09 75.9)
-
Step 900
900
#593A00
oklch(37.5% 0.079 75.4)
-
Step 950
950
#362200
oklch(27% 0.057 76.3)
#E39F28 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) | #B8A209 | 0.073 |
| Deuteranopia (no green cones) | #C8B32D | 0.063 |
| Tritanopia (no blue cones) | #F78D89 | 0.124 |
| Achromatopsia (no color) | #ACACAC | 0.147 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E39F28
#E39F28
oklch(75% 0.147 75.5)
- #74B1FF
#74B1FF
oklch(75.1% 0.13 255.1)
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 #E39F28, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gamboge #EE9B00 ΔE 0.019
- Goldenrod #DAA520 ΔE 0.022
- Earth Yellow #DDA15E ΔE 0.040
- Burnt Yellow #D5AB09 ΔE 0.041
- Squash #F2AB15 ΔE 0.042
- Yellow Ochre #CB9D06 ΔE 0.044
- Faded Orange #F0944D ΔE 0.049
- Tangerine #FF9408 ΔE 0.049
Use #E39F28 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.