#F24451
Closest named color: Watermelon (#FD4659). oklch(64.4% 0.21 21.5), rgb(242, 68, 81).
Aa
Black text reads best on this color (5.72:1).
About this color
#F24451 is a medium-light, vivid red. In OKLCH its lightness is 64%, its chroma 0.210 and its hue 21°. Its hue sits on the warm side of the wheel. The nearest named color is Watermelon (#FD4659), ΔE 0.024 away. Black text reads best on it, at 5.72:1.
| Hue family | Reds |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.210) |
| Temperature | warm |
| Nearest name | Watermelon (#FD4659) |
| Black text | 5.72:1 |
| White text | 3.67:1 |
Values
| HEX | #F24451 |
| RGB | rgb(242, 68, 81) |
| HSL | hsl(356, 87%, 61%) |
| OKLCH | oklch(64.4% 0.21 21.5) |
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 #F24451 | 3.67:1 | AA large text | Lc -68.4 | Content text, not long reading |
| Black text on #F24451 | 5.72:1 | AA | Lc 41.1 | Non-text elements, placeholder text |
| #F24451 text on white | 3.67:1 | AA large text | Lc 62.9 | Content text, not long reading |
| #F24451 text on black | 5.72:1 | AA | Lc -38.7 | 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
#FFF2F1
oklch(97.1% 0.014 22.8)
-
Step 100
100
#FDE3E1
oklch(93.6% 0.029 23)
-
Step 200
200
#FDCBC9
oklch(88.5% 0.057 21)
-
Step 300
300
#FCA6A3
oklch(80.9% 0.102 21.8)
-
Step 400
400
#F67172
oklch(70.8% 0.164 21.7)
-
Step 500
500 (this color)
#F24451
oklch(64.4% 0.21 21.5)
-
Step 600
600
#D70032
oklch(55.5% 0.224 21.5)
-
Step 700
700
#B60029
oklch(49% 0.197 21.4)
-
Step 800
800
#970020
oklch(42.7% 0.172 21.5)
-
Step 900
900
#7A121E
oklch(37.7% 0.137 21.7)
-
Step 950
950
#480E12
oklch(27% 0.087 21.7)
#F24451 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) | #756E50 | 0.229 |
| Deuteranopia (no green cones) | #A1934C | 0.210 |
| Tritanopia (no blue cones) | #FF004A | 0.047 |
| Achromatopsia (no color) | #858585 | 0.211 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F24451
#F24451
oklch(64.4% 0.21 21.5)
- #00A1A9
#00A1A9
oklch(64.5% 0.11 201.1)
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 #F24451, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Watermelon #FD4659 ΔE 0.024
- Light Red #FF474C ΔE 0.028
- Strawberry #FB2943 ΔE 0.029
- Pinky Red #FC2647 ΔE 0.031
- Red Pink #FA2A55 ΔE 0.032
- Imperial Red #E63946 ΔE 0.032
- Paradise Pink #EF476F ΔE 0.038
- Red Pantone #EF233C ΔE 0.039
Use #F24451 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.