#E64333
Closest named color: Imperial Red (#E63946). oklch(61.9% 0.202 29.6), rgb(230, 67, 51).
Aa
Black text reads best on this color (5.21:1).
About this color
#E64333 is a medium-dark, vivid red. In OKLCH its lightness is 62%, its chroma 0.202 and its hue 30°. Its hue sits on the warm side of the wheel. The nearest named color is Imperial Red (#E63946), ΔE 0.028 away. Black text reads best on it, at 5.21:1.
| Hue family | Reds |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.202) |
| Temperature | warm |
| Nearest name | Imperial Red (#E63946) |
| Black text | 5.21:1 |
| White text | 4.02:1 |
Values
| HEX | #E64333 |
| RGB | rgb(230, 67, 51) |
| HSL | hsl(5, 78%, 55%) |
| OKLCH | oklch(61.9% 0.202 29.6) |
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 #E64333 | 4.02:1 | AA large text | Lc -71.7 | Content text, not long reading |
| Black text on #E64333 | 5.21:1 | AA | Lc 37.9 | Non-text elements, placeholder text |
| #E64333 text on white | 4.02:1 | AA large text | Lc 66.2 | Content text, not long reading |
| #E64333 text on black | 5.21:1 | AA | Lc -35.5 | 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
#FEF2F0
oklch(97% 0.013 28.9)
-
Step 100
100
#FDE3DF
oklch(93.6% 0.029 28.1)
-
Step 200
200
#FCCCC4
oklch(88.5% 0.056 29.2)
-
Step 300
300
#FAA89B
oklch(80.8% 0.099 29.3)
-
Step 400
400
#F37564
oklch(70.7% 0.158 29.5)
-
Step 500
500 (this color)
#E64333
oklch(61.9% 0.202 29.6)
-
Step 600
600
#D6150A
oklch(55.6% 0.22 29.5)
-
Step 700
700
#B70600
oklch(49.1% 0.199 29.6)
-
Step 800
800
#960B04
oklch(42.7% 0.169 29.6)
-
Step 900
900
#781810
oklch(37.6% 0.132 29.5)
-
Step 950
950
#47110B
oklch(27% 0.084 29.8)
#E64333 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) | #736830 | 0.215 |
| Deuteranopia (no green cones) | #9C8C2C | 0.196 |
| Tritanopia (no blue cones) | #FD0041 | 0.063 |
| Achromatopsia (no color) | #7F7F7F | 0.203 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E64333
#E64333
oklch(61.9% 0.202 29.6)
- #0097A9
#0097A9
oklch(61.9% 0.107 209.6)
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 #E64333, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Imperial Red #E63946 ΔE 0.028
- Tomato Red #EC2D01 ΔE 0.030
- Vermillion #F4320C ΔE 0.032
- Pale Red #D9544D ΔE 0.035
- Deep Orange #DC4D01 ΔE 0.039
- Orangey Red #FA4224 ΔE 0.039
- Red Pantone #EF233C ΔE 0.040
- Pastel Red #DB5856 ΔE 0.043
Use #E64333 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.