#F03366
Closest named color: Paradise Pink (#EF476F). oklch(63.1% 0.222 11.5), rgb(240, 51, 102).
Aa
Black text reads best on this color (5.37:1).
About this color
#F03366 is a medium-light, vivid red. In OKLCH its lightness is 63%, its chroma 0.222 and its hue 12°. Its hue sits on the warm side of the wheel. The nearest named color is Paradise Pink (#EF476F), ΔE 0.025 away. Black text reads best on it, at 5.37:1.
| Hue family | Reds |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.222) |
| Temperature | warm |
| Nearest name | Paradise Pink (#EF476F) |
| Black text | 5.37:1 |
| White text | 3.91:1 |
Values
| HEX | #F03366 |
| RGB | rgb(240, 51, 102) |
| HSL | hsl(344, 86%, 57%) |
| OKLCH | oklch(63.1% 0.222 11.5) |
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 #F03366 | 3.91:1 | AA large text | Lc -70.4 | Content text, not long reading |
| Black text on #F03366 | 5.37:1 | AA | Lc 39.2 | Non-text elements, placeholder text |
| #F03366 text on white | 3.91:1 | AA large text | Lc 64.9 | Content text, not long reading |
| #F03366 text on black | 5.37:1 | 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
#FFF2F3
oklch(97.2% 0.014 12)
-
Step 100
100
#FEE2E4
oklch(93.6% 0.031 12.8)
-
Step 200
200
#FEC9CF
oklch(88.4% 0.061 10.8)
-
Step 300
300
#FEA3AE
oklch(80.9% 0.109 11.9)
-
Step 400
400
#F86B84
oklch(70.7% 0.173 11.7)
-
Step 500
500 (this color)
#F03366
oklch(63.1% 0.222 11.5)
-
Step 600
600
#D40051
oklch(55.5% 0.222 11.4)
-
Step 700
700
#B40043
oklch(49.1% 0.196 11.6)
-
Step 800
800
#950036
oklch(42.7% 0.171 11.6)
-
Step 900
900
#7B082D
oklch(37.6% 0.144 11.6)
-
Step 950
950
#490B1B
oklch(27.1% 0.092 11.3)
#F03366 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) | #696867 | 0.248 |
| Deuteranopia (no green cones) | #998F61 | 0.227 |
| Tritanopia (no blue cones) | #FF0049 | 0.043 |
| Achromatopsia (no color) | #818181 | 0.224 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F03366
#F03366
oklch(63.1% 0.222 11.5)
- #009E9A
#009E9A
oklch(63.2% 0.109 191.6)
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 #F03366, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Paradise Pink #EF476F ΔE 0.025
- Red Pink #FA2A55 ΔE 0.028
- Pink Red #F5054F ΔE 0.033
- Rose #FF006E ΔE 0.038
- Pinky Red #FC2647 ΔE 0.042
- Strawberry #FB2943 ΔE 0.046
- Imperial Red #E63946 ΔE 0.046
- Watermelon #FD4659 ΔE 0.047
Use #F03366 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.