#E0223F
Closest named color: Crimson (#DC143C). oklch(58.5% 0.219 20.7), rgb(224, 34, 63).
Aa
White text reads best on this color (4.69:1).
About this color
#E0223F is a medium-dark, vivid red. In OKLCH its lightness is 59%, its chroma 0.219 and its hue 21°. Its hue sits on the warm side of the wheel. The nearest named color is Crimson (#DC143C), ΔE 0.014 away. White text reads best on it, at 4.69:1.
| Hue family | Reds |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.219) |
| Temperature | warm |
| Nearest name | Crimson (#DC143C) |
| Black text | 4.47:1 |
| White text | 4.69:1 |
Values
| HEX | #E0223F |
| RGB | rgb(224, 34, 63) |
| HSL | hsl(351, 75%, 51%) |
| OKLCH | oklch(58.5% 0.219 20.7) |
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 #E0223F | 4.69:1 | AA | Lc -76.1 | Fine for body text |
| Black text on #E0223F | 4.47:1 | AA large text | Lc 33.5 | Non-text elements, placeholder text |
| #E0223F text on white | 4.69:1 | AA | Lc 70.6 | Content text, not long reading |
| #E0223F text on black | 4.47:1 | AA large text | Lc -31.0 | 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 600.
-
Step 50
50
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FDE3E2
oklch(93.7% 0.029 20.3)
-
Step 200
200
#FCCCCA
oklch(88.6% 0.055 21)
-
Step 300
300
#FAA7A5
oklch(80.9% 0.099 21)
-
Step 400
400
#F37376
oklch(70.7% 0.158 20.5)
-
Step 500
500
#EA4452
oklch(63.1% 0.202 20.7)
-
Step 600
600 (this color)
#E0223F
oklch(58.5% 0.219 20.7)
-
Step 700
700
#B6002B
oklch(49.1% 0.197 20.8)
-
Step 800
800
#960523
oklch(42.8% 0.169 20.8)
-
Step 900
900
#781621
oklch(37.7% 0.131 20.8)
-
Step 950
950
#471014
oklch(27% 0.083 20.8)
#E0223F 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) | #615A3E | 0.243 |
| Deuteranopia (no green cones) | #8F8238 | 0.222 |
| Tritanopia (no blue cones) | #F60030 | 0.043 |
| Achromatopsia (no color) | #747474 | 0.220 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E0223F
#E0223F
oklch(58.5% 0.219 20.7)
- #008D94
#008D94
oklch(58.5% 0.1 201)
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 #E0223F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Crimson #DC143C ΔE 0.014
- Imperial Red #E63946 ΔE 0.030
- Red Pantone #EF233C ΔE 0.031
- Lipstick #D5174E ΔE 0.035
- Cherry #CF0234 ΔE 0.044
- Pink Red #F5054F ΔE 0.045
- Cherry Red #F7022A ΔE 0.046
- Faded Red #D3494E ΔE 0.047
Use #E0223F 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.