#E0404A
Closest named color: Imperial Red (#E63946). oklch(60.9% 0.196 22), rgb(224, 64, 74).
Aa
Black text reads best on this color (5.00:1).
About this color
#E0404A is a medium-dark, vivid red. In OKLCH its lightness is 61%, its chroma 0.196 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Imperial Red (#E63946), ΔE 0.013 away. Black text reads best on it, at 5.00:1.
| Hue family | Reds |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.196) |
| Temperature | warm |
| Nearest name | Imperial Red (#E63946) |
| Black text | 5.00:1 |
| White text | 4.19:1 |
Values
| HEX | #E0404A |
| RGB | rgb(224, 64, 74) |
| HSL | hsl(356, 72%, 56%) |
| OKLCH | oklch(60.9% 0.196 22) |
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 #E0404A | 4.19:1 | AA large text | Lc -73.2 | Content text, not long reading |
| Black text on #E0404A | 5.00:1 | AA | Lc 36.4 | Non-text elements, placeholder text |
| #E0404A text on white | 4.19:1 | AA large text | Lc 67.7 | Content text, not long reading |
| #E0404A text on black | 5.00:1 | AA | Lc -34.0 | 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 500.
-
Step 50
50
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FCE3E2
oklch(93.6% 0.028 20.4)
-
Step 200
200
#FBCCC9
oklch(88.5% 0.054 22.5)
-
Step 300
300
#F9A8A5
oklch(80.9% 0.096 21.7)
-
Step 400
400
#F17574
oklch(70.7% 0.153 22.2)
-
Step 500
500 (this color)
#E0404A
oklch(60.9% 0.196 22)
-
Step 600
600
#D31934
oklch(55.5% 0.213 22.1)
-
Step 700
700
#B60027
oklch(49% 0.197 22)
-
Step 800
800
#940D22
oklch(42.7% 0.164 21.8)
-
Step 900
900
#771920
oklch(37.7% 0.128 22.2)
-
Step 950
950
#461113
oklch(26.9% 0.081 22.4)
#E0404A 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) | #6D6649 | 0.214 |
| Deuteranopia (no green cones) | #958845 | 0.196 |
| Tritanopia (no blue cones) | #F60045 | 0.053 |
| Achromatopsia (no color) | #7C7C7C | 0.197 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E0404A
#E0404A
oklch(60.9% 0.196 22)
- #00959D
#00959D
oklch(61% 0.104 201.5)
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 #E0404A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Imperial Red #E63946 ΔE 0.013
- Faded Red #D3494E ΔE 0.025
- Pale Red #D9544D ΔE 0.033
- Red Pantone #EF233C ΔE 0.035
- Pastel Red #DB5856 ΔE 0.038
- Dark Coral #CF524E ΔE 0.038
- Crimson #DC143C ΔE 0.046
- Tomato Red #EC2D01 ΔE 0.050
Use #E0404A 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.