#F78737
Closest named color: Dusty Orange (#F0833A). oklch(73.4% 0.163 52.1), rgb(247, 135, 55).
Aa
Black text reads best on this color (8.47:1).
About this color
#F78737 is a medium-light, vivid orange. In OKLCH its lightness is 73%, its chroma 0.163 and its hue 52°. Its hue sits on the warm side of the wheel. The nearest named color is Dusty Orange (#F0833A), ΔE 0.017 away. Black text reads best on it, at 8.47:1.
| Hue family | Oranges |
| Lightness | medium-light (73%) |
| Chroma | vivid (0.163) |
| Temperature | warm |
| Nearest name | Dusty Orange (#F0833A) |
| Black text | 8.47:1 |
| White text | 2.47:1 |
Values
| HEX | #F78737 |
| RGB | rgb(247, 135, 55) |
| HSL | hsl(25, 92%, 59%) |
| OKLCH | oklch(73.4% 0.163 52.1) |
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 #F78737 | 2.47:1 | Fails | Lc -53.2 | Large or bold text, headings |
| Black text on #F78737 | 8.47:1 | AAA | Lc 55.8 | Large or bold text, headings |
| #F78737 text on white | 2.47:1 | Fails | Lc 48.2 | Large or bold text, headings |
| #F78737 text on black | 8.47:1 | AAA | Lc -53.8 | 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
#FDF3ED
oklch(97% 0.013 53.4)
-
Step 100
100
#FBE5D8
oklch(93.6% 0.03 52.7)
-
Step 200
200
#F9CFB7
oklch(88.4% 0.058 51.4)
-
Step 300
300
#F5AE82
oklch(80.8% 0.102 52.6)
-
Step 400
400 (this color)
#F78737
oklch(73.4% 0.163 52.1)
-
Step 500
500
#D36700
oklch(63.2% 0.162 52.1)
-
Step 600
600
#B25600
oklch(55.7% 0.143 52.2)
-
Step 700
700
#964700
oklch(49% 0.126 51.9)
-
Step 800
800
#7C3A00
oklch(42.8% 0.11 52.3)
-
Step 900
900
#682F00
oklch(37.6% 0.097 51.8)
-
Step 950
950
#401A00
oklch(27% 0.07 51.3)
#F78737 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) | #A7952C | 0.138 |
| Deuteranopia (no green cones) | #C2AE36 | 0.124 |
| Tritanopia (no blue cones) | #FF6F77 | 0.098 |
| Achromatopsia (no color) | #A5A5A5 | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F78737
#F78737
oklch(73.4% 0.163 52.1)
- #00B8F7
#00B8F7
oklch(73.5% 0.15 232.1)
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 #F78737, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Orange #F0833A ΔE 0.017
- Orange Wheel #F77F00 ΔE 0.023
- Pumpkin Orange #FB7D07 ΔE 0.024
- Faded Orange #F0944D ΔE 0.029
- Dark Orange #FF8C00 ΔE 0.029
- Coral #FF7F50 ΔE 0.035
- Pastel Orange #FF964F ΔE 0.038
- Tangerine #FF9408 ΔE 0.042
Use #F78737 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.