#F55159
Closest named color: Watermelon (#FD4659). oklch(66.3% 0.2 21.8), rgb(245, 81, 89).
Aa
Black text reads best on this color (6.20:1).
About this color
#F55159 is a medium-light, vivid red. In OKLCH its lightness is 66%, its chroma 0.200 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Watermelon (#FD4659), ΔE 0.019 away. Black text reads best on it, at 6.20:1.
| Hue family | Reds |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.200) |
| Temperature | warm |
| Nearest name | Watermelon (#FD4659) |
| Black text | 6.20:1 |
| White text | 3.38:1 |
Values
| HEX | #F55159 |
| RGB | rgb(245, 81, 89) |
| HSL | hsl(357, 89%, 64%) |
| OKLCH | oklch(66.3% 0.2 21.8) |
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 #F55159 | 3.38:1 | AA large text | Lc -65.7 | Content text, not long reading |
| Black text on #F55159 | 6.20:1 | AA | Lc 43.9 | Non-text elements, placeholder text |
| #F55159 text on white | 3.38:1 | AA large text | Lc 60.2 | Content text, not long reading |
| #F55159 text on black | 6.20:1 | AA | Lc -41.5 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#FEF2F1
oklch(97% 0.013 23.2)
-
Step 100
100
#FCE3E1
oklch(93.6% 0.028 23.2)
-
Step 200
200
#FBCCC9
oklch(88.5% 0.054 22.5)
-
Step 300
300
#FAA7A4
oklch(80.9% 0.099 21.8)
-
Step 400
400
#F27474
oklch(70.7% 0.156 21.8)
-
Step 500
500 (this color)
#F55159
oklch(66.3% 0.2 21.8)
-
Step 600
600
#D51234
oklch(55.6% 0.217 21.7)
-
Step 700
700
#B60028
oklch(49% 0.197 21.7)
-
Step 800
800
#950821
oklch(42.6% 0.167 21.7)
-
Step 900
900
#781720
oklch(37.7% 0.131 21.7)
-
Step 950
950
#471013
oklch(27% 0.083 21.8)
#F55159 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) | #7D7558 | 0.216 |
| Deuteranopia (no green cones) | #A69854 | 0.199 |
| Tritanopia (no blue cones) | #FF2655 | 0.049 |
| Achromatopsia (no color) | #8B8B8B | 0.201 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F55159
#F55159
oklch(66.3% 0.2 21.8)
- #00A7B0
#00A7B0
oklch(66.3% 0.113 201.6)
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 #F55159, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Watermelon #FD4659 ΔE 0.019
- Light Red #FF474C ΔE 0.022
- Grapefruit #FD5956 ΔE 0.024
- Coral Pink #FF6163 ΔE 0.036
- Paradise Pink #EF476F ΔE 0.041
- Strawberry #FB2943 ΔE 0.046
- Orangey Red #FA4224 ΔE 0.046
- Red Pink #FA2A55 ΔE 0.047
Use #F55159 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.