#FF8721
Closest named color: Dark Orange (#FF8C00). oklch(74.4% 0.177 53.8), rgb(255, 135, 33).
Aa
Black text reads best on this color (8.73:1).
About this color
#FF8721 is a medium-light, vivid orange. In OKLCH its lightness is 74%, its chroma 0.177 and its hue 54°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Orange (#FF8C00), ΔE 0.016 away. Black text reads best on it, at 8.73:1.
| Hue family | Oranges |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.177) |
| Temperature | warm |
| Nearest name | Dark Orange (#FF8C00) |
| Black text | 8.73:1 |
| White text | 2.40:1 |
Values
| HEX | #FF8721 |
| RGB | rgb(255, 135, 33) |
| HSL | hsl(28, 100%, 56%) |
| OKLCH | oklch(74.4% 0.177 53.8) |
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 #FF8721 | 2.40:1 | Fails | Lc -51.7 | Large or bold text, headings |
| Black text on #FF8721 | 8.73:1 | AAA | Lc 57.2 | Large or bold text, headings |
| #FF8721 text on white | 2.40:1 | Fails | Lc 46.8 | Large or bold text, headings |
| #FF8721 text on black | 8.73:1 | AAA | Lc -55.3 | 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
#FEF3EC
oklch(97.1% 0.015 54.9)
-
Step 100
100
#FCE5D6
oklch(93.7% 0.032 55.4)
-
Step 200
200
#FBCFB4
oklch(88.6% 0.062 53.2)
-
Step 300
300
#F9AD7B
oklch(81% 0.111 53.9)
-
Step 400
400 (this color)
#FF8721
oklch(74.4% 0.177 53.8)
-
Step 500
500
#D06900
oklch(63.1% 0.158 53.9)
-
Step 600
600
#B05800
oklch(55.7% 0.14 54)
-
Step 700
700
#954900
oklch(49.2% 0.124 53.7)
-
Step 800
800
#7B3B00
oklch(42.8% 0.108 53.6)
-
Step 900
900
#673000
oklch(37.6% 0.095 53.2)
-
Step 950
950
#3F1B00
oklch(27% 0.068 53.5)
#FF8721 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) | #AA9602 | 0.148 |
| Deuteranopia (no green cones) | #C7B21E | 0.133 |
| Tritanopia (no blue cones) | #FF6C75 | 0.110 |
| Achromatopsia (no color) | #A7A7A7 | 0.178 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #FF8721
#FF8721
oklch(74.4% 0.177 53.8)
- #00BAFE
#00BAFE
oklch(74.3% 0.155 233.9)
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 #FF8721, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Orange #FF8C00 ΔE 0.016
- Pumpkin Orange #FB7D07 ΔE 0.023
- Orange Wheel #F77F00 ΔE 0.024
- Tangerine #FF9408 ΔE 0.032
- Dusty Orange #F0833A ΔE 0.032
- Pastel Orange #FF964F ΔE 0.037
- Faded Orange #F0944D ΔE 0.038
- Coral #FF7F50 ΔE 0.042
Use #FF8721 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.