#F4545B
Closest named color: Grapefruit (#FD5956). oklch(66.5% 0.196 21.8), rgb(244, 84, 91).
Aa
Black text reads best on this color (6.26:1).
About this color
#F4545B is a medium-light, vivid red. In OKLCH its lightness is 66%, its chroma 0.196 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Grapefruit (#FD5956), ΔE 0.022 away. Black text reads best on it, at 6.26:1.
| Hue family | Reds |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.196) |
| Temperature | warm |
| Nearest name | Grapefruit (#FD5956) |
| Black text | 6.26:1 |
| White text | 3.35:1 |
Values
| HEX | #F4545B |
| RGB | rgb(244, 84, 91) |
| HSL | hsl(357, 88%, 64%) |
| OKLCH | oklch(66.5% 0.196 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 #F4545B | 3.35:1 | AA large text | Lc -65.3 | Content text, not long reading |
| Black text on #F4545B | 6.26:1 | AA | Lc 44.2 | Non-text elements, placeholder text |
| #F4545B text on white | 3.35:1 | AA large text | Lc 59.9 | Large or bold text, headings |
| #F4545B text on black | 6.26:1 | AA | Lc -41.8 | 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
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FCE3E2
oklch(93.6% 0.028 20.4)
-
Step 200
200
#FBCCCA
oklch(88.5% 0.054 21.1)
-
Step 300
300
#F8A8A5
oklch(80.8% 0.095 21.8)
-
Step 400
400
#F17575
oklch(70.7% 0.153 21.7)
-
Step 500
500 (this color)
#F4545B
oklch(66.5% 0.196 21.8)
-
Step 600
600
#D31A35
oklch(55.6% 0.212 21.9)
-
Step 700
700
#B60028
oklch(49% 0.197 21.7)
-
Step 800
800
#940E22
oklch(42.7% 0.164 21.9)
-
Step 900
900
#771921
oklch(37.7% 0.128 21.6)
-
Step 950
950
#461114
oklch(27% 0.081 21.3)
#F4545B 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) | #7E775A | 0.212 |
| Deuteranopia (no green cones) | #A79957 | 0.195 |
| Tritanopia (no blue cones) | #FF2E58 | 0.048 |
| Achromatopsia (no color) | #8C8C8C | 0.197 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F4545B
#F4545B
oklch(66.5% 0.196 21.8)
- #00A8B1
#00A8B1
oklch(66.6% 0.113 201.6)
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 #F4545B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grapefruit #FD5956 ΔE 0.022
- Watermelon #FD4659 ΔE 0.023
- Light Red #FF474C ΔE 0.026
- Coral Pink #FF6163 ΔE 0.033
- Paradise Pink #EF476F ΔE 0.042
- Pastel Red #DB5856 ΔE 0.047
- Tomato #FF6347 ΔE 0.048
- Orangey Red #FA4224 ΔE 0.049
Use #F4545B 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.