#F78B33
Closest named color: Dark Orange (#FF8C00). oklch(74% 0.162 55), rgb(247, 139, 51).
Aa
Black text reads best on this color (8.69:1).
About this color
#F78B33 is a medium-light, vivid orange. In OKLCH its lightness is 74%, its chroma 0.162 and its hue 55°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Orange (#FF8C00), ΔE 0.022 away. Black text reads best on it, at 8.69:1.
| Hue family | Oranges |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.162) |
| Temperature | warm |
| Nearest name | Dark Orange (#FF8C00) |
| Black text | 8.69:1 |
| White text | 2.41:1 |
Values
| HEX | #F78B33 |
| RGB | rgb(247, 139, 51) |
| HSL | hsl(27, 92%, 58%) |
| OKLCH | oklch(74% 0.162 55) |
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 #F78B33 | 2.41:1 | Fails | Lc -52.1 | Large or bold text, headings |
| Black text on #F78B33 | 8.69:1 | AAA | Lc 56.9 | Large or bold text, headings |
| #F78B33 text on white | 2.41:1 | Fails | Lc 47.1 | Large or bold text, headings |
| #F78B33 text on black | 8.69:1 | AAA | Lc -54.9 | 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
#FAE5D8
oklch(93.5% 0.029 54)
-
Step 200
200
#F8D0B6
oklch(88.5% 0.057 54.8)
-
Step 300
300
#F4AF80
oklch(80.9% 0.102 55)
-
Step 400
400 (this color)
#F78B33
oklch(74% 0.162 55)
-
Step 500
500
#CF6A00
oklch(63.1% 0.157 54.7)
-
Step 600
600
#AE5900
oklch(55.6% 0.137 55.3)
-
Step 700
700
#934A00
oklch(49.1% 0.121 55.1)
-
Step 800
800
#793C00
oklch(42.6% 0.105 55.3)
-
Step 900
900
#663100
oklch(37.7% 0.094 54.7)
-
Step 950
950
#3E1C00
oklch(27% 0.066 55.9)
#F78B33 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) | #AB9825 | 0.131 |
| Deuteranopia (no green cones) | #C5B032 | 0.117 |
| Tritanopia (no blue cones) | #FF737A | 0.104 |
| Achromatopsia (no color) | #A7A7A7 | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F78B33
#F78B33
oklch(74% 0.162 55)
- #00B9FF
#00B9FF
oklch(74.1% 0.157 234.8)
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 #F78B33, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Orange #FF8C00 ΔE 0.022
- Faded Orange #F0944D ΔE 0.024
- Dusty Orange #F0833A ΔE 0.025
- Orange Wheel #F77F00 ΔE 0.027
- Pumpkin Orange #FB7D07 ΔE 0.029
- Tangerine #FF9408 ΔE 0.033
- Pastel Orange #FF964F ΔE 0.033
- Coral #FF7F50 ΔE 0.043
Use #F78B33 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.