#EE7539
Closest named color: Dusty Orange (#F0833A). oklch(69.4% 0.166 44.7), rgb(238, 117, 57).
Aa
Black text reads best on this color (7.23:1).
About this color
#EE7539 is a medium-light, vivid orange. In OKLCH its lightness is 69%, its chroma 0.166 and its hue 45°. Its hue sits on the warm side of the wheel. The nearest named color is Dusty Orange (#F0833A), ΔE 0.032 away. Black text reads best on it, at 7.23:1.
| Hue family | Oranges |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.166) |
| Temperature | warm |
| Nearest name | Dusty Orange (#F0833A) |
| Black text | 7.23:1 |
| White text | 2.90:1 |
Values
| HEX | #EE7539 |
| RGB | rgb(238, 117, 57) |
| HSL | hsl(20, 84%, 58%) |
| OKLCH | oklch(69.4% 0.166 44.7) |
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 #EE7539 | 2.90:1 | Fails | Lc -60.0 | Content text, not long reading |
| Black text on #EE7539 | 7.23:1 | AAA | Lc 49.3 | Large or bold text, headings |
| #EE7539 text on white | 2.90:1 | Fails | Lc 54.7 | Large or bold text, headings |
| #EE7539 text on black | 7.23:1 | AAA | Lc -47.1 | 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
#FEF3EE
oklch(97.1% 0.014 46.2)
-
Step 100
100
#FCE4DA
oklch(93.6% 0.03 44)
-
Step 200
200
#FBCEBA
oklch(88.5% 0.058 45.3)
-
Step 300
300
#F9AB89
oklch(80.9% 0.103 44.4)
-
Step 400
400 (this color)
#EE7539
oklch(69.4% 0.166 44.7)
-
Step 500
500
#DE5B00
oklch(63.1% 0.181 44.7)
-
Step 600
600
#BC4C00
oklch(55.7% 0.16 44.7)
-
Step 700
700
#9F3F00
oklch(49.2% 0.141 44.7)
-
Step 800
800
#833200
oklch(42.7% 0.123 44.4)
-
Step 900
900
#6E2900
oklch(37.7% 0.109 44.5)
-
Step 950
950
#441600
oklch(27% 0.078 44.2)
#EE7539 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) | #978731 | 0.153 |
| Deuteranopia (no green cones) | #B4A236 | 0.140 |
| Tritanopia (no blue cones) | #FF5B68 | 0.086 |
| Achromatopsia (no color) | #989898 | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EE7539
#EE7539
oklch(69.4% 0.166 44.7)
- #00ADD9
#00ADD9
oklch(69.5% 0.131 224.4)
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 #EE7539, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Orange #F0833A ΔE 0.032
- Burnt Sienna #E76F51 ΔE 0.033
- Pinkish Orange #FF724C ΔE 0.037
- Pumpkin #E17701 ΔE 0.038
- Pumpkin Orange #FB7D07 ΔE 0.040
- Dark Peach #DE7E5D ΔE 0.040
- Orange Wheel #F77F00 ΔE 0.041
- Melon #FF7855 ΔE 0.042
Use #EE7539 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.