#F31B80
Closest named color: Neon Pink (#F72585). oklch(63% 0.245 1.2), rgb(243, 27, 128).
Aa
Black text reads best on this color (5.27:1).
About this color
#F31B80 is a medium-light, vivid red. In OKLCH its lightness is 63%, its chroma 0.245 and its hue 1°. Its hue sits on the warm side of the wheel. The nearest named color is Neon Pink (#F72585), ΔE 0.013 away. Black text reads best on it, at 5.27:1.
| Hue family | Reds |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.245) |
| Temperature | warm |
| Nearest name | Neon Pink (#F72585) |
| Black text | 5.27:1 |
| White text | 3.97:1 |
Values
| HEX | #F31B80 |
| RGB | rgb(243, 27, 128) |
| HSL | hsl(332, 90%, 53%) |
| OKLCH | oklch(63% 0.245 1.2) |
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 #F31B80 | 3.97:1 | AA large text | Lc -70.4 | Content text, not long reading |
| Black text on #F31B80 | 5.27:1 | AA | Lc 39.2 | Non-text elements, placeholder text |
| #F31B80 text on white | 3.97:1 | AA large text | Lc 64.9 | Content text, not long reading |
| #F31B80 text on black | 5.27:1 | AA | Lc -36.8 | 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
#FFF1F5
oklch(97% 0.016 358)
-
Step 100
100
#FFE1E8
oklch(93.6% 0.034 2)
-
Step 200
200
#FFC8D6
oklch(88.5% 0.065 1.6)
-
Step 300
300
#FFA0BC
oklch(80.9% 0.117 1)
-
Step 400
400
#FB6399
oklch(70.7% 0.191 1.2)
-
Step 500
500 (this color)
#F31B80
oklch(63% 0.245 1.2)
-
Step 600
600
#D1006B
oklch(55.6% 0.225 1.2)
-
Step 700
700
#B1005A
oklch(49.2% 0.199 1.1)
-
Step 800
800
#920049
oklch(42.7% 0.173 1.1)
-
Step 900
900
#7B003C
oklch(37.7% 0.152 1.4)
-
Step 950
950
#4A0523
oklch(27% 0.101 1.4)
#F31B80 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) | #5B6682 | 0.278 |
| Deuteranopia (no green cones) | #928E7B | 0.250 |
| Tritanopia (no blue cones) | #FF004F | 0.070 |
| Achromatopsia (no color) | #7F7F7F | 0.247 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F31B80
#F31B80
oklch(63% 0.245 1.2)
- #009F8D
#009F8D
oklch(63% 0.114 181)
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 #F31B80, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Neon Pink #F72585 ΔE 0.013
- Strong Pink #FF0789 ΔE 0.026
- Electric Pink #FF0490 ΔE 0.033
- Rose #FF006E ΔE 0.034
- Deep Pink #FF1493 ΔE 0.035
- Shocking Pink #FE02A2 ΔE 0.055
- Cerise #DE0C62 ΔE 0.058
- Paradise Pink #EF476F ΔE 0.059
Use #F31B80 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.