#EF9623
Closest named color: Gamboge (#EE9B00). oklch(74.8% 0.157 66), rgb(239, 150, 35).
Aa
Black text reads best on this color (9.05:1).
About this color
#EF9623 is a medium-light, vivid orange. In OKLCH its lightness is 75%, its chroma 0.157 and its hue 66°. Its hue sits on the warm side of the wheel. The nearest named color is Gamboge (#EE9B00), ΔE 0.017 away. Black text reads best on it, at 9.05:1.
| Hue family | Oranges |
| Lightness | medium-light (75%) |
| Chroma | vivid (0.157) |
| Temperature | warm |
| Nearest name | Gamboge (#EE9B00) |
| Black text | 9.05:1 |
| White text | 2.31:1 |
Values
| HEX | #EF9623 |
| RGB | rgb(239, 150, 35) |
| HSL | hsl(34, 86%, 54%) |
| OKLCH | oklch(74.8% 0.157 66) |
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 #EF9623 | 2.31:1 | Fails | Lc -50.2 | Large or bold text, headings |
| Black text on #EF9623 | 9.05:1 | AAA | Lc 58.6 | Large or bold text, headings |
| #EF9623 text on white | 2.31:1 | Fails | Lc 45.4 | Large or bold text, headings |
| #EF9623 text on black | 9.05:1 | AAA | Lc -56.7 | 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
#FCF4EC
oklch(97.1% 0.014 67.7)
-
Step 100
100
#F8E7D7
oklch(93.7% 0.028 65.8)
-
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)
#EF9623
oklch(74.8% 0.157 66)
-
Step 500
500
#C17500
oklch(63% 0.14 66.2)
-
Step 600
600
#A36200
oklch(55.6% 0.124 66.2)
-
Step 700
700
#8A5200
oklch(49.2% 0.11 66)
-
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)
#EF9623 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) | #B39E00 | 0.102 |
| Deuteranopia (no green cones) | #C8B226 | 0.089 |
| Tritanopia (no blue cones) | #FF8181 | 0.118 |
| Achromatopsia (no color) | #AAAAAA | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EF9623
#EF9623
oklch(74.8% 0.157 66)
- #5AB5FF
#5AB5FF
oklch(74.9% 0.138 245.7)
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 #EF9623, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gamboge #EE9B00 ΔE 0.017
- Tangerine #FF9408 ΔE 0.027
- Faded Orange #F0944D ΔE 0.031
- Dark Orange #FF8C00 ΔE 0.032
- Pastel Orange #FF964F ΔE 0.043
- Earth Yellow #DDA15E ΔE 0.047
- Mango #FFA62B ΔE 0.048
- Orange #FFA500 ΔE 0.049
Use #EF9623 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.