#EC931B
Closest named color: Gamboge (#EE9B00). oklch(73.9% 0.158 66.1), rgb(236, 147, 27).
Aa
Black text reads best on this color (8.75:1).
About this color
#EC931B is a medium-light, vivid orange. In OKLCH its lightness is 74%, its chroma 0.158 and its hue 66°. Its hue sits on the warm side of the wheel. The nearest named color is Gamboge (#EE9B00), ΔE 0.022 away. Black text reads best on it, at 8.75:1.
| Hue family | Oranges |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.158) |
| Temperature | warm |
| Nearest name | Gamboge (#EE9B00) |
| Black text | 8.75:1 |
| White text | 2.39:1 |
Values
| HEX | #EC931B |
| RGB | rgb(236, 147, 27) |
| HSL | hsl(34, 85%, 52%) |
| OKLCH | oklch(73.9% 0.158 66.1) |
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 #EC931B | 2.39:1 | Fails | Lc -51.8 | Large or bold text, headings |
| Black text on #EC931B | 8.75:1 | AAA | Lc 57.1 | Large or bold text, headings |
| #EC931B text on white | 2.39:1 | Fails | Lc 46.9 | Large or bold text, headings |
| #EC931B text on black | 8.75:1 | AAA | Lc -55.2 | 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
#F8E7D6
oklch(93.7% 0.029 67.5)
-
Step 200
200
#F3D3B4
oklch(88.6% 0.055 66.1)
-
Step 300
300
#ECB47B
oklch(80.9% 0.098 66.2)
-
Step 400
400 (this color)
#EC931B
oklch(73.9% 0.158 66.1)
-
Step 500
500
#C17500
oklch(63% 0.14 66.2)
-
Step 600
600
#A36200
oklch(55.6% 0.124 66.2)
-
Step 700
700
#895200
oklch(49.1% 0.109 66.6)
-
Step 800
800
#714200
oklch(42.6% 0.095 65.8)
-
Step 900
900
#5F3700
oklch(37.8% 0.084 66.2)
-
Step 950
950
#3A1F00
oklch(27% 0.06 65.1)
#EC931B 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) | #B09B00 | 0.102 |
| Deuteranopia (no green cones) | #C5B01E | 0.092 |
| Tritanopia (no blue cones) | #FF7E7E | 0.120 |
| Achromatopsia (no color) | #A7A7A7 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EC931B
#EC931B
oklch(73.9% 0.158 66.1)
- #53B2FF
#53B2FF
oklch(74% 0.143 246)
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 #EC931B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gamboge #EE9B00 ΔE 0.022
- Tangerine #FF9408 ΔE 0.033
- Faded Orange #F0944D ΔE 0.033
- Dark Orange #FF8C00 ΔE 0.033
- Orange Wheel #F77F00 ΔE 0.045
- Dusty Orange #F0833A ΔE 0.046
- Pastel Orange #FF964F ΔE 0.049
- Earth Yellow #DDA15E ΔE 0.050
Use #EC931B 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.