#FF4553
Closest named color: Watermelon (#FD4659). oklch(66.7% 0.221 21.8), rgb(255, 69, 83).
Aa
Black text reads best on this color (6.22:1).
About this color
#FF4553 is a medium-light, vivid red. In OKLCH its lightness is 67%, its chroma 0.221 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Watermelon (#FD4659), ΔE 0.008 away. Black text reads best on it, at 6.22:1.
| Hue family | Reds |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.221) |
| Temperature | warm |
| Nearest name | Watermelon (#FD4659) |
| Black text | 6.22:1 |
| White text | 3.37:1 |
Values
| HEX | #FF4553 |
| RGB | rgb(255, 69, 83) |
| HSL | hsl(355, 100%, 64%) |
| OKLCH | oklch(66.7% 0.221 21.8) |
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 #FF4553 | 3.37:1 | AA large text | Lc -65.2 | Content text, not long reading |
| Black text on #FF4553 | 6.22:1 | AA | Lc 44.3 | Non-text elements, placeholder text |
| #FF4553 text on white | 3.37:1 | AA large text | Lc 59.7 | Large or bold text, headings |
| #FF4553 text on black | 6.22:1 | 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
#FFF2F1
oklch(97.1% 0.014 22.8)
-
Step 100
100
#FEE2E1
oklch(93.5% 0.031 20.2)
-
Step 200
200
#FFCAC8
oklch(88.5% 0.061 20.9)
-
Step 300
300
#FFA4A1
oklch(80.8% 0.109 21.8)
-
Step 400
400
#FA6D6F
oklch(70.8% 0.173 21.7)
-
Step 500
500 (this color)
#FF4553
oklch(66.7% 0.221 21.8)
-
Step 600
600
#D70031
oklch(55.5% 0.224 21.8)
-
Step 700
700
#B60028
oklch(49% 0.197 21.7)
-
Step 800
800
#97001F
oklch(42.7% 0.172 21.9)
-
Step 900
900
#7D0A1B
oklch(37.8% 0.145 22)
-
Step 950
950
#490C11
oklch(26.9% 0.09 21.7)
#FF4553 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) | #7B7352 | 0.241 |
| Deuteranopia (no green cones) | #A99A4D | 0.221 |
| Tritanopia (no blue cones) | #FF004C | 0.049 |
| Achromatopsia (no color) | #8C8C8C | 0.222 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #FF4553
#FF4553
oklch(66.7% 0.221 21.8)
- #00A8B2
#00A8B2
oklch(66.6% 0.113 202.3)
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 #FF4553, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Watermelon #FD4659 ΔE 0.008
- Light Red #FF474C ΔE 0.009
- Grapefruit #FD5956 ΔE 0.029
- Strawberry #FB2943 ΔE 0.034
- Pinky Red #FC2647 ΔE 0.034
- Red Pink #FA2A55 ΔE 0.036
- Coral Pink #FF6163 ΔE 0.042
- Orangey Red #FA4224 ΔE 0.043
Use #FF4553 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.