#F37557
Closest named color: Orange Pink (#FF6F52). oklch(70.5% 0.162 34.6), rgb(243, 117, 87).
Aa
Black text reads best on this color (7.49:1).
About this color
#F37557 is a medium-light, vivid red. In OKLCH its lightness is 70%, its chroma 0.162 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Orange Pink (#FF6F52), ΔE 0.022 away. Black text reads best on it, at 7.49:1.
| Hue family | Reds |
| Lightness | medium-light (70%) |
| Chroma | vivid (0.162) |
| Temperature | warm |
| Nearest name | Orange Pink (#FF6F52) |
| Black text | 7.49:1 |
| White text | 2.80:1 |
Values
| HEX | #F37557 |
| RGB | rgb(243, 117, 87) |
| HSL | hsl(12, 87%, 65%) |
| OKLCH | oklch(70.5% 0.162 34.6) |
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 #F37557 | 2.80:1 | Fails | Lc -58.6 | Large or bold text, headings |
| Black text on #F37557 | 7.49:1 | AAA | Lc 50.7 | Large or bold text, headings |
| #F37557 text on white | 2.80:1 | Fails | Lc 53.3 | Large or bold text, headings |
| #F37557 text on black | 7.49:1 | AAA | Lc -48.5 | 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
#FEF2EF
oklch(97% 0.014 34.3)
-
Step 100
100
#FDE3DD
oklch(93.5% 0.03 33.1)
-
Step 200
200
#FCCDC1
oklch(88.6% 0.056 34.7)
-
Step 300
300
#FAA995
oklch(80.9% 0.1 34.5)
-
Step 400
400 (this color)
#F37557
oklch(70.5% 0.162 34.6)
-
Step 500
500
#EB481E
oklch(63% 0.206 34.7)
-
Step 600
600
#CD3200
oklch(55.7% 0.197 34.6)
-
Step 700
700
#AD2900
oklch(49.1% 0.173 34.7)
-
Step 800
800
#8F2000
oklch(42.7% 0.151 34.7)
-
Step 900
900
#781900
oklch(37.6% 0.133 34.6)
-
Step 950
950
#471105
oklch(26.9% 0.085 34.5)
#F37557 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) | #968954 | 0.161 |
| Deuteranopia (no green cones) | #B5A554 | 0.149 |
| Tritanopia (no blue cones) | #FF5D6E | 0.063 |
| Achromatopsia (no color) | #9A9A9A | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F37557
#F37557
oklch(70.5% 0.162 34.6)
- #00B3D0
#00B3D0
oklch(70.6% 0.124 214.8)
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 #F37557, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Orange Pink #FF6F52 ΔE 0.022
- Pinkish Orange #FF724C ΔE 0.022
- Melon #FF7855 ΔE 0.024
- Burnt Sienna #E76F51 ΔE 0.027
- Coral #FF7F50 ΔE 0.035
- Tomato #FF6347 ΔE 0.036
- Salmon #FA8072 ΔE 0.037
- Dark Peach #DE7E5D ΔE 0.038
Use #F37557 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.