#F78C17
Closest named color: Dark Orange (#FF8C00). oklch(74.1% 0.17 59.2), rgb(247, 140, 23).
Aa
Black text reads best on this color (8.71:1).
About this color
#F78C17 is a medium-light, vivid orange. In OKLCH its lightness is 74%, its chroma 0.170 and its hue 59°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Orange (#FF8C00), ΔE 0.014 away. Black text reads best on it, at 8.71:1.
| Hue family | Oranges |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.170) |
| Temperature | warm |
| Nearest name | Dark Orange (#FF8C00) |
| Black text | 8.71:1 |
| White text | 2.40:1 |
Values
| HEX | #F78C17 |
| RGB | rgb(247, 140, 23) |
| HSL | hsl(31, 93%, 53%) |
| OKLCH | oklch(74.1% 0.17 59.2) |
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 #F78C17 | 2.40:1 | Fails | Lc -51.9 | Large or bold text, headings |
| Black text on #F78C17 | 8.71:1 | AAA | Lc 57.1 | Large or bold text, headings |
| #F78C17 text on white | 2.40:1 | Fails | Lc 46.9 | Large or bold text, headings |
| #F78C17 text on black | 8.71:1 | AAA | Lc -55.1 | 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
#FDF3EC
oklch(97% 0.014 57.6)
-
Step 100
100
#FAE6D6
oklch(93.7% 0.031 61.1)
-
Step 200
200
#F7D1B3
oklch(88.5% 0.059 60.2)
-
Step 300
300
#F4B07A
oklch(81% 0.106 59)
-
Step 400
400 (this color)
#F78C17
oklch(74.1% 0.17 59.2)
-
Step 500
500
#C96F00
oklch(63.1% 0.149 59.4)
-
Step 600
600
#AA5D00
oklch(55.7% 0.131 59.4)
-
Step 700
700
#8F4D00
oklch(49% 0.116 59.2)
-
Step 800
800
#763F00
oklch(42.7% 0.101 59.7)
-
Step 900
900
#633400
oklch(37.8% 0.089 59.7)
-
Step 950
950
#3D1D00
oklch(27% 0.064 58.4)
#F78C17 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) | #AD9800 | 0.127 |
| Deuteranopia (no green cones) | #C6B117 | 0.116 |
| Tritanopia (no blue cones) | #FF7378 | 0.115 |
| Achromatopsia (no color) | #A7A7A7 | 0.170 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F78C17
#F78C17
oklch(74.1% 0.17 59.2)
- #35B6FF
#35B6FF
oklch(74% 0.151 239.3)
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 #F78C17, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Orange #FF8C00 ΔE 0.014
- Tangerine #FF9408 ΔE 0.025
- Orange Wheel #F77F00 ΔE 0.028
- Pumpkin Orange #FB7D07 ΔE 0.032
- Faded Orange #F0944D ΔE 0.032
- Dusty Orange #F0833A ΔE 0.034
- Gamboge #EE9B00 ΔE 0.039
- Pastel Orange #FF964F ΔE 0.040
Use #F78C17 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.