#E42008
Closest named color: Tomato Red (#EC2D01). oklch(58.7% 0.227 30.6), rgb(228, 32, 8).
Aa
White text reads best on this color (4.65:1).
About this color
#E42008 is a medium-dark, vivid red. In OKLCH its lightness is 59%, its chroma 0.227 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Tomato Red (#EC2D01), ΔE 0.023 away. White text reads best on it, at 4.65:1.
| Hue family | Reds |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.227) |
| Temperature | warm |
| Nearest name | Tomato Red (#EC2D01) |
| Black text | 4.50:1 |
| White text | 4.65:1 |
Values
| HEX | #E42008 |
| RGB | rgb(228, 32, 8) |
| HSL | hsl(7, 93%, 46%) |
| OKLCH | oklch(58.7% 0.227 30.6) |
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 #E42008 | 4.65:1 | AA | Lc -75.6 | Fine for body text |
| Black text on #E42008 | 4.50:1 | AA | Lc 34.0 | Non-text elements, placeholder text |
| #E42008 text on white | 4.65:1 | AA | Lc 70.1 | Content text, not long reading |
| #E42008 text on black | 4.50:1 | AA | Lc -31.5 | 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 600.
-
Step 50
50
#FFF2F0
oklch(97.1% 0.014 28)
-
Step 100
100
#FDE3DE
oklch(93.6% 0.03 30.6)
-
Step 200
200
#FDCCC3
oklch(88.5% 0.057 30.3)
-
Step 300
300
#FCA899
oklch(81% 0.102 30.6)
-
Step 400
400
#F5735F
oklch(70.6% 0.164 30.6)
-
Step 500
500
#ED442F
oklch(63.1% 0.209 30.6)
-
Step 600
600 (this color)
#E42008
oklch(58.7% 0.227 30.6)
-
Step 700
700
#B51200
oklch(49.1% 0.194 30.6)
-
Step 800
800
#960D00
oklch(42.8% 0.169 30.6)
-
Step 900
900
#7A150A
oklch(37.7% 0.137 30.4)
-
Step 950
950
#481009
oklch(27.1% 0.086 30.5)
#E42008 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) | #665900 | 0.246 |
| Deuteranopia (no green cones) | #948300 | 0.219 |
| Tritanopia (no blue cones) | #FC0020 | 0.048 |
| Achromatopsia (no color) | #747474 | 0.229 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E42008
#E42008
oklch(58.7% 0.227 30.6)
- #008C9E
#008C9E
oklch(58.7% 0.102 210.6)
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 #E42008, closest first.
No curated palette has a color within ΔE 0.04 of #E42008.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tomato Red #EC2D01 ΔE 0.023
- Vermillion #F4320C ΔE 0.040
- Red Pantone #EF233C ΔE 0.041
- Cherry Red #F7022A ΔE 0.042
- Crimson #DC143C ΔE 0.044
- Imperial Red #E63946 ΔE 0.045
- Fire Engine Red #FE0002 ΔE 0.049
- Red #FF0000 ΔE 0.051
Use #E42008 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.