#E04545
Closest named color: Imperial Red (#E63946). oklch(61.3% 0.192 24.8), rgb(224, 69, 69).
Aa
Black text reads best on this color (5.10:1).
About this color
#E04545 is a medium-dark, vivid red. In OKLCH its lightness is 61%, its chroma 0.192 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Imperial Red (#E63946), ΔE 0.019 away. Black text reads best on it, at 5.10:1.
| Hue family | Reds |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.192) |
| Temperature | warm |
| Nearest name | Imperial Red (#E63946) |
| Black text | 5.10:1 |
| White text | 4.11:1 |
Values
| HEX | #E04545 |
| RGB | rgb(224, 69, 69) |
| HSL | hsl(0, 71%, 57%) |
| OKLCH | oklch(61.3% 0.192 24.8) |
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 #E04545 | 4.11:1 | AA large text | Lc -72.6 | Content text, not long reading |
| Black text on #E04545 | 5.10:1 | AA | Lc 37.0 | Non-text elements, placeholder text |
| #E04545 text on white | 4.11:1 | AA large text | Lc 67.1 | Content text, not long reading |
| #E04545 text on black | 5.10:1 | AA | Lc -34.6 | 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 500.
-
Step 50
50
#FEF2F1
oklch(97% 0.013 23.2)
-
Step 100
100
#FCE3E1
oklch(93.6% 0.028 23.2)
-
Step 200
200
#FACDC8
oklch(88.6% 0.052 25.6)
-
Step 300
300
#F8A9A2
oklch(80.9% 0.094 25)
-
Step 400
400
#F07770
oklch(70.8% 0.15 25)
-
Step 500
500 (this color)
#E04545
oklch(61.3% 0.192 24.8)
-
Step 600
600
#D2202D
oklch(55.6% 0.209 24.7)
-
Step 700
700
#B50B1F
oklch(49.1% 0.194 24.9)
-
Step 800
800
#93131C
oklch(42.7% 0.161 24.8)
-
Step 900
900
#761B1D
oklch(37.7% 0.125 24.5)
-
Step 950
950
#461211
oklch(27% 0.08 25.2)
#E04545 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) | #716843 | 0.206 |
| Deuteranopia (no green cones) | #978940 | 0.190 |
| Tritanopia (no blue cones) | #F61147 | 0.056 |
| Achromatopsia (no color) | #7D7D7D | 0.193 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E04545
#E04545
oklch(61.3% 0.192 24.8)
- #0096A2
#0096A2
oklch(61.4% 0.105 204.8)
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 #E04545, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Imperial Red #E63946 ΔE 0.019
- Pale Red #D9544D ΔE 0.025
- Faded Red #D3494E ΔE 0.026
- Pastel Red #DB5856 ΔE 0.032
- Dark Coral #CF524E ΔE 0.034
- Red Pantone #EF233C ΔE 0.040
- Tomato Red #EC2D01 ΔE 0.045
- Indian Red #CD5C5C ΔE 0.048
Use #E04545 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.