#F99B39
Closest named color: Tangerine (#FF9408). oklch(77% 0.155 62.2), rgb(249, 155, 57).
Aa
Black text reads best on this color (9.77:1).
About this color
#F99B39 is a medium-light, vivid orange. In OKLCH its lightness is 77%, its chroma 0.155 and its hue 62°. Its hue sits on the warm side of the wheel. The nearest named color is Tangerine (#FF9408), ΔE 0.021 away. Black text reads best on it, at 9.77:1.
| Hue family | Oranges |
| Lightness | medium-light (77%) |
| Chroma | vivid (0.155) |
| Temperature | warm |
| Nearest name | Tangerine (#FF9408) |
| Black text | 9.77:1 |
| White text | 2.14:1 |
Values
| HEX | #F99B39 |
| RGB | rgb(249, 155, 57) |
| HSL | hsl(31, 94%, 60%) |
| OKLCH | oklch(77% 0.155 62.2) |
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 #F99B39 | 2.14:1 | Fails | Lc -46.5 | Large or bold text, headings |
| Black text on #F99B39 | 9.77:1 | AAA | Lc 62.1 | Content text, not long reading |
| #F99B39 text on white | 2.14:1 | Fails | Lc 41.8 | Non-text elements, placeholder text |
| #F99B39 text on black | 9.77:1 | AAA | Lc -60.4 | Content text, not long reading |
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 300.
-
Step 50
50
#FFF3E9
oklch(97.1% 0.019 62.5)
-
Step 100
100
#FFE4CE
oklch(93.5% 0.042 61.5)
-
Step 200
200
#FFCEA5
oklch(88.4% 0.077 61.5)
-
Step 300
300 (this color)
#F99B39
oklch(77% 0.155 62.2)
-
Step 400
400
#E68500
oklch(70.6% 0.162 62.1)
-
Step 500
500
#C67200
oklch(63.2% 0.145 62.3)
-
Step 600
600
#A75F00
oklch(55.6% 0.128 62.1)
-
Step 700
700
#8D4F00
oklch(49.1% 0.113 61.8)
-
Step 800
800
#744000
oklch(42.6% 0.098 61.8)
-
Step 900
900
#613500
oklch(37.6% 0.086 62.3)
-
Step 950
950
#3B1E00
oklch(26.9% 0.062 62.2)
#F99B39 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) | #B8A42A | 0.109 |
| Deuteranopia (no green cones) | #CFB93A | 0.096 |
| Tritanopia (no blue cones) | #FF8687 | 0.109 |
| Achromatopsia (no color) | #B1B1B1 | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F99B39
#F99B39
oklch(77% 0.155 62.2)
- #62BDFF
#62BDFF
oklch(76.9% 0.129 242.5)
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 #F99B39, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tangerine #FF9408 ΔE 0.021
- Pastel Orange #FF964F ΔE 0.026
- Faded Orange #F0944D ΔE 0.030
- Gamboge #EE9B00 ΔE 0.030
- Mango #FFA62B ΔE 0.032
- Sandy Brown #F4A460 ΔE 0.032
- Dark Orange #FF8C00 ΔE 0.033
- Pale Orange #FFA756 ΔE 0.034
Use #F99B39 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.