#F3515F
Closest named color: Watermelon (#FD4659). oklch(66.1% 0.197 19.6), rgb(243, 81, 95).
Aa
Black text reads best on this color (6.15:1).
About this color
#F3515F is a medium-light, vivid red. In OKLCH its lightness is 66%, its chroma 0.197 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Watermelon (#FD4659), ΔE 0.021 away. Black text reads best on it, at 6.15:1.
| Hue family | Reds |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.197) |
| Temperature | warm |
| Nearest name | Watermelon (#FD4659) |
| Black text | 6.15:1 |
| White text | 3.41:1 |
Values
| HEX | #F3515F |
| RGB | rgb(243, 81, 95) |
| HSL | hsl(355, 87%, 64%) |
| OKLCH | oklch(66.1% 0.197 19.6) |
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 #F3515F | 3.41:1 | AA large text | Lc -66.0 | Content text, not long reading |
| Black text on #F3515F | 6.15:1 | AA | Lc 43.5 | Non-text elements, placeholder text |
| #F3515F text on white | 3.41:1 | AA large text | Lc 60.5 | Content text, not long reading |
| #F3515F text on black | 6.15:1 | AA | Lc -41.2 | 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
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FCE3E2
oklch(93.6% 0.028 20.4)
-
Step 200
200
#FBCCCB
oklch(88.6% 0.053 19.6)
-
Step 300
300
#F9A8A7
oklch(81% 0.096 20.2)
-
Step 400
400
#F17479
oklch(70.7% 0.154 19.4)
-
Step 500
500 (this color)
#F3515F
oklch(66.1% 0.197 19.6)
-
Step 600
600
#D4153C
oklch(55.7% 0.215 19.5)
-
Step 700
700
#B6002F
oklch(49.1% 0.197 19.5)
-
Step 800
800
#940B27
oklch(42.6% 0.165 19.5)
-
Step 900
900
#771824
oklch(37.7% 0.128 19.5)
-
Step 950
950
#461115
oklch(27% 0.081 20.2)
#F3515F 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) | #7B755E | 0.216 |
| Deuteranopia (no green cones) | #A5985B | 0.198 |
| Tritanopia (no blue cones) | #FF2A57 | 0.046 |
| Achromatopsia (no color) | #8B8B8B | 0.199 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F3515F
#F3515F
oklch(66.1% 0.197 19.6)
- #00A7AD
#00A7AD
oklch(66.2% 0.112 199.3)
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 #F3515F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Watermelon #FD4659 ΔE 0.021
- Light Red #FF474C ΔE 0.029
- Grapefruit #FD5956 ΔE 0.030
- Paradise Pink #EF476F ΔE 0.033
- Coral Pink #FF6163 ΔE 0.039
- Red Pink #FA2A55 ΔE 0.045
- Warm Pink #FB5581 ΔE 0.046
- Pastel Red #DB5856 ΔE 0.047
Use #F3515F 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.