#F37555
Closest named color: Pinkish Orange (#FF724C). oklch(70.5% 0.162 35.4), rgb(243, 117, 85).
Aa
Black text reads best on this color (7.48:1).
About this color
#F37555 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 Pinkish Orange (#FF724C), ΔE 0.022 away. Black text reads best on it, at 7.48:1.
| Hue family | Reds |
| Lightness | medium-light (70%) |
| Chroma | vivid (0.162) |
| Temperature | warm |
| Nearest name | Pinkish Orange (#FF724C) |
| Black text | 7.48:1 |
| White text | 2.80:1 |
Values
| HEX | #F37555 |
| RGB | rgb(243, 117, 85) |
| HSL | hsl(12, 87%, 64%) |
| OKLCH | oklch(70.5% 0.162 35.4) |
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 #F37555 | 2.80:1 | Fails | Lc -58.6 | Large or bold text, headings |
| Black text on #F37555 | 7.48:1 | AAA | Lc 50.7 | Large or bold text, headings |
| #F37555 text on white | 2.80:1 | Fails | Lc 53.4 | Large or bold text, headings |
| #F37555 text on black | 7.48:1 | 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
#FDE4DD
oklch(93.7% 0.029 36.2)
-
Step 200
200
#FCCDC0
oklch(88.6% 0.056 36)
-
Step 300
300
#FAA994
oklch(80.8% 0.101 35.2)
-
Step 400
400 (this color)
#F37555
oklch(70.5% 0.162 35.4)
-
Step 500
500
#EC4818
oklch(63.2% 0.208 35.4)
-
Step 600
600
#CB3500
oklch(55.6% 0.193 35.4)
-
Step 700
700
#AC2B00
oklch(49.1% 0.171 35.3)
-
Step 800
800
#8E2200
oklch(42.7% 0.148 35.4)
-
Step 900
900
#781B00
oklch(37.8% 0.132 35.3)
-
Step 950
950
#471104
oklch(26.9% 0.085 35.3)
#F37555 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) | #968952 | 0.161 |
| Deuteranopia (no green cones) | #B5A552 | 0.149 |
| Tritanopia (no blue cones) | #FF5D6E | 0.065 |
| Achromatopsia (no color) | #9A9A9A | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F37555
#F37555
oklch(70.5% 0.162 35.4)
- #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 #F37555, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pinkish Orange #FF724C ΔE 0.022
- Orange Pink #FF6F52 ΔE 0.022
- Melon #FF7855 ΔE 0.023
- Burnt Sienna #E76F51 ΔE 0.027
- Coral #FF7F50 ΔE 0.034
- Tomato #FF6347 ΔE 0.036
- Salmon #FA8072 ΔE 0.038
- Dark Peach #DE7E5D ΔE 0.038
Use #F37555 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.