#F4536A
Closest named color: Watermelon (#FD4659). oklch(66.7% 0.196 16), rgb(244, 83, 106).
Aa
Black text reads best on this color (6.29:1).
About this color
#F4536A is a medium-light, vivid red. In OKLCH its lightness is 67%, its chroma 0.196 and its hue 16°. Its hue sits on the warm side of the wheel. The nearest named color is Watermelon (#FD4659), ΔE 0.026 away. Black text reads best on it, at 6.29:1.
| Hue family | Reds |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.196) |
| Temperature | warm |
| Nearest name | Watermelon (#FD4659) |
| Black text | 6.29:1 |
| White text | 3.33:1 |
Values
| HEX | #F4536A |
| RGB | rgb(244, 83, 106) |
| HSL | hsl(351, 88%, 64%) |
| OKLCH | oklch(66.7% 0.196 16) |
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 #F4536A | 3.33:1 | AA large text | Lc -65.2 | Content text, not long reading |
| Black text on #F4536A | 6.29:1 | AA | Lc 44.3 | Non-text elements, placeholder text |
| #F4536A text on white | 3.33:1 | AA large text | Lc 59.8 | Large or bold text, headings |
| #F4536A text on black | 6.29:1 | AA | Lc -42.0 | 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
#FCE3E3
oklch(93.6% 0.028 17.7)
-
Step 200
200
#FBCCCD
oklch(88.6% 0.053 16.8)
-
Step 300
300
#F8A7AC
oklch(80.8% 0.096 15.4)
-
Step 400
400
#F07480
oklch(70.7% 0.153 15.8)
-
Step 500
500 (this color)
#F4536A
oklch(66.7% 0.196 16)
-
Step 600
600
#D21646
oklch(55.5% 0.213 16.1)
-
Step 700
700
#B50038
oklch(49.1% 0.196 16.1)
-
Step 800
800
#930B2F
oklch(42.6% 0.164 15.7)
-
Step 900
900
#761829
oklch(37.6% 0.127 16.2)
-
Step 950
950
#461118
oklch(27.1% 0.081 16.8)
#F4536A 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) | #7B776A | 0.216 |
| Deuteranopia (no green cones) | #A59966 | 0.198 |
| Tritanopia (no blue cones) | #FF315C | 0.042 |
| Achromatopsia (no color) | #8D8D8D | 0.197 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F4536A
#F4536A
oklch(66.7% 0.196 16)
- #00A9AB
#00A9AB
oklch(66.6% 0.113 196.3)
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 #F4536A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Watermelon #FD4659 ΔE 0.026
- Paradise Pink #EF476F ΔE 0.027
- Warm Pink #FB5581 ΔE 0.033
- Grapefruit #FD5956 ΔE 0.036
- Light Red #FF474C ΔE 0.038
- Coral Pink #FF6163 ΔE 0.039
- Red Pink #FA2A55 ΔE 0.049
- Rosy Pink #F6688E ΔE 0.052
Use #F4536A 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.