#E4524C
Closest named color: Pastel Red (#DB5856). oklch(63.5% 0.183 26), rgb(228, 82, 76).
Aa
Black text reads best on this color (5.61:1).
About this color
#E4524C is a medium-light, vivid red. In OKLCH its lightness is 63%, its chroma 0.183 and its hue 26°. Its hue sits on the warm side of the wheel. The nearest named color is Pastel Red (#DB5856), ΔE 0.019 away. Black text reads best on it, at 5.61:1.
| Hue family | Reds |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.183) |
| Temperature | warm |
| Nearest name | Pastel Red (#DB5856) |
| Black text | 5.61:1 |
| White text | 3.74:1 |
Values
| HEX | #E4524C |
| RGB | rgb(228, 82, 76) |
| HSL | hsl(2, 74%, 60%) |
| OKLCH | oklch(63.5% 0.183 26) |
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 #E4524C | 3.74:1 | AA large text | Lc -69.5 | Content text, not long reading |
| Black text on #E4524C | 5.61:1 | AA | Lc 40.1 | Non-text elements, placeholder text |
| #E4524C text on white | 3.74:1 | AA large text | Lc 64.0 | Content text, not long reading |
| #E4524C text on black | 5.61:1 | AA | Lc -37.7 | 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#FBE4E1
oklch(93.7% 0.026 26.5)
-
Step 200
200
#F9CDC8
oklch(88.5% 0.05 25.7)
-
Step 300
300
#F5ABA2
oklch(81% 0.089 26.9)
-
Step 400
400
#EC7A71
oklch(70.7% 0.142 26)
-
Step 500
500 (this color)
#E4524C
oklch(63.5% 0.183 26)
-
Step 600
600
#CE2B2D
oklch(55.6% 0.199 26.1)
-
Step 700
700
#B21A20
oklch(49.1% 0.185 26.1)
-
Step 800
800
#901B1C
oklch(42.7% 0.152 26.3)
-
Step 900
900
#741F1D
oklch(37.7% 0.119 26.1)
-
Step 950
950
#441412
oklch(27% 0.075 25.8)
#E4524C 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) | #79704A | 0.195 |
| Deuteranopia (no green cones) | #9E9048 | 0.179 |
| Tritanopia (no blue cones) | #FA2F52 | 0.057 |
| Achromatopsia (no color) | #848484 | 0.184 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E4524C
#E4524C
oklch(63.5% 0.183 26)
- #009DAB
#009DAB
oklch(63.6% 0.109 206)
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 #E4524C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Red #DB5856 ΔE 0.019
- Pale Red #D9544D ΔE 0.020
- Imperial Red #E63946 ΔE 0.036
- Dark Coral #CF524E ΔE 0.040
- Faded Red #D3494E ΔE 0.040
- Indian Red #CD5C5C ΔE 0.044
- Orangey Red #FA4224 ΔE 0.049
- Light Red #FF474C ΔE 0.050
Use #E4524C 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.