#EF9431
Closest named color: Faded Orange (#F0944D). oklch(74.5% 0.153 62.8), rgb(239, 148, 49).
Aa
Black text reads best on this color (8.95:1).
About this color
#EF9431 is a medium-light, vivid orange. In OKLCH its lightness is 75%, its chroma 0.153 and its hue 63°. Its hue sits on the warm side of the wheel. The nearest named color is Faded Orange (#F0944D), ΔE 0.022 away. Black text reads best on it, at 8.95:1.
| Hue family | Oranges |
| Lightness | medium-light (75%) |
| Chroma | vivid (0.153) |
| Temperature | warm |
| Nearest name | Faded Orange (#F0944D) |
| Black text | 8.95:1 |
| White text | 2.34:1 |
Values
| HEX | #EF9431 |
| RGB | rgb(239, 148, 49) |
| HSL | hsl(31, 86%, 56%) |
| OKLCH | oklch(74.5% 0.153 62.8) |
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 #EF9431 | 2.34:1 | Fails | Lc -50.8 | Large or bold text, headings |
| Black text on #EF9431 | 8.95:1 | AAA | Lc 58.1 | Large or bold text, headings |
| #EF9431 text on white | 2.34:1 | Fails | Lc 45.9 | Large or bold text, headings |
| #EF9431 text on black | 8.95:1 | AAA | Lc -56.2 | 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
#FCF4ED
oklch(97.1% 0.013 63.9)
-
Step 100
100
#F8E6D8
oklch(93.6% 0.027 60.4)
-
Step 200
200
#F3D2B6
oklch(88.4% 0.053 62.4)
-
Step 300
300
#EDB37F
oklch(80.9% 0.096 62.7)
-
Step 400
400 (this color)
#EF9431
oklch(74.5% 0.153 62.8)
-
Step 500
500
#C57200
oklch(63% 0.144 62.7)
-
Step 600
600
#A66000
oklch(55.7% 0.127 63.3)
-
Step 700
700
#8C5000
oklch(49.1% 0.112 63.2)
-
Step 800
800
#744100
oklch(42.8% 0.098 62.8)
-
Step 900
900
#613500
oklch(37.6% 0.086 62.3)
-
Step 950
950
#3B1E00
oklch(26.9% 0.062 62.2)
#EF9431 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) | #B09C20 | 0.107 |
| Deuteranopia (no green cones) | #C6B132 | 0.094 |
| Tritanopia (no blue cones) | #FF7F81 | 0.111 |
| Achromatopsia (no color) | #A9A9A9 | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EF9431
#EF9431
oklch(74.5% 0.153 62.8)
- #4DB5FF
#4DB5FF
oklch(74.4% 0.143 243.1)
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 #EF9431, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Orange #F0944D ΔE 0.022
- Gamboge #EE9B00 ΔE 0.027
- Tangerine #FF9408 ΔE 0.029
- Dark Orange #FF8C00 ΔE 0.030
- Pastel Orange #FF964F ΔE 0.038
- Dusty Orange #F0833A ΔE 0.042
- Earth Yellow #DDA15E ΔE 0.044
- Orange Wheel #F77F00 ΔE 0.045
Use #EF9431 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.