#E32421
Closest named color: Tomato Red (#EC2D01). oklch(58.8% 0.223 28.1), rgb(227, 36, 33).
Aa
White text reads best on this color (4.62:1).
About this color
#E32421 is a medium-dark, vivid red. In OKLCH its lightness is 59%, its chroma 0.223 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Tomato Red (#EC2D01), ΔE 0.027 away. White text reads best on it, at 4.62:1.
| Hue family | Reds |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.223) |
| Temperature | warm |
| Nearest name | Tomato Red (#EC2D01) |
| Black text | 4.54:1 |
| White text | 4.62:1 |
Values
| HEX | #E32421 |
| RGB | rgb(227, 36, 33) |
| HSL | hsl(1, 78%, 51%) |
| OKLCH | oklch(58.8% 0.223 28.1) |
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 #E32421 | 4.62:1 | AA | Lc -75.6 | Fine for body text |
| Black text on #E32421 | 4.54:1 | AA | Lc 34.0 | Non-text elements, placeholder text |
| #E32421 text on white | 4.62:1 | AA | Lc 70.1 | Content text, not long reading |
| #E32421 text on black | 4.54:1 | AA | Lc -31.6 | 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
#FEF2F0
oklch(97% 0.013 28.9)
-
Step 100
100
#FDE3DF
oklch(93.6% 0.029 28.1)
-
Step 200
200
#FCCCC5
oklch(88.5% 0.056 27.9)
-
Step 300
300
#FBA89C
oklch(81% 0.1 28.5)
-
Step 400
400
#F47466
oklch(70.7% 0.16 28.1)
-
Step 500
500
#EC453B
oklch(63.2% 0.205 28)
-
Step 600
600 (this color)
#E32421
oklch(58.8% 0.223 28.1)
-
Step 700
700
#B8000A
oklch(49.2% 0.201 28.1)
-
Step 800
800
#970509
oklch(42.7% 0.172 28.1)
-
Step 900
900
#791612
oklch(37.6% 0.134 28.1)
-
Step 950
950
#47100C
oklch(26.9% 0.084 28.3)
#E32421 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) | #665A1D | 0.242 |
| Deuteranopia (no green cones) | #938313 | 0.219 |
| Tritanopia (no blue cones) | #FB0027 | 0.046 |
| Achromatopsia (no color) | #757575 | 0.224 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E32421
#E32421
oklch(58.8% 0.223 28.1)
- #008D9C
#008D9C
oklch(58.8% 0.101 207.9)
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 #E32421, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tomato Red #EC2D01 ΔE 0.027
- Red Pantone #EF233C ΔE 0.033
- Crimson #DC143C ΔE 0.036
- Imperial Red #E63946 ΔE 0.036
- Cherry Red #F7022A ΔE 0.040
- Vermillion #F4320C ΔE 0.042
- Fire Engine Red #FE0002 ΔE 0.051
- Bright Red #FF000D ΔE 0.053
Use #E32421 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.