#EF873C
Closest named color: Dusty Orange (#F0833A). oklch(72.4% 0.154 53), rgb(239, 135, 60).
Aa
Black text reads best on this color (8.20:1).
About this color
#EF873C is a medium-light, vivid orange. In OKLCH its lightness is 72%, its chroma 0.154 and its hue 53°. Its hue sits on the warm side of the wheel. The nearest named color is Dusty Orange (#F0833A), ΔE 0.009 away. Black text reads best on it, at 8.20:1.
| Hue family | Oranges |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.154) |
| Temperature | warm |
| Nearest name | Dusty Orange (#F0833A) |
| Black text | 8.20:1 |
| White text | 2.56:1 |
Values
| HEX | #EF873C |
| RGB | rgb(239, 135, 60) |
| HSL | hsl(25, 85%, 59%) |
| OKLCH | oklch(72.4% 0.154 53) |
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 #EF873C | 2.56:1 | Fails | Lc -54.8 | Large or bold text, headings |
| Black text on #EF873C | 8.20:1 | AAA | Lc 54.3 | Large or bold text, headings |
| #EF873C text on white | 2.56:1 | Fails | Lc 49.7 | Large or bold text, headings |
| #EF873C text on black | 8.20:1 | AAA | Lc -52.3 | 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
#FDF3EE
oklch(97.1% 0.013 48.6)
-
Step 100
100
#FAE5D9
oklch(93.6% 0.028 51.8)
-
Step 200
200
#F7D0B9
oklch(88.5% 0.054 52.3)
-
Step 300
300
#F2B086
oklch(80.9% 0.096 53.4)
-
Step 400
400 (this color)
#EF873C
oklch(72.4% 0.154 53)
-
Step 500
500
#D16800
oklch(63% 0.16 53.1)
-
Step 600
600
#B15700
oklch(55.7% 0.141 53.1)
-
Step 700
700
#954800
oklch(49% 0.124 53)
-
Step 800
800
#7B3A00
oklch(42.6% 0.109 52.7)
-
Step 900
900
#673000
oklch(37.6% 0.095 53.2)
-
Step 950
950
#3F1B00
oklch(27% 0.068 53.5)
#EF873C 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) | #A59333 | 0.127 |
| Deuteranopia (no green cones) | #BEAB3B | 0.115 |
| Tritanopia (no blue cones) | #FF7177 | 0.095 |
| Achromatopsia (no color) | #A2A2A2 | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EF873C
#EF873C
oklch(72.4% 0.154 53)
- #00B4F4
#00B4F4
oklch(72.4% 0.15 233.1)
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 #EF873C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Orange #F0833A ΔE 0.009
- Orange Wheel #F77F00 ΔE 0.026
- Faded Orange #F0944D ΔE 0.029
- Pumpkin Orange #FB7D07 ΔE 0.030
- Dark Orange #FF8C00 ΔE 0.040
- Coral #FF7F50 ΔE 0.040
- Dull Orange #D8863B ΔE 0.041
- Pastel Orange #FF964F ΔE 0.047
Use #EF873C 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.