#E04C39
Closest named color: Pale Red (#D9544D). oklch(61.9% 0.187 30.4), rgb(224, 76, 57).
Aa
Black text reads best on this color (5.26:1).
About this color
#E04C39 is a medium-dark, vivid red. In OKLCH its lightness is 62%, its chroma 0.187 and its hue 30°. Its hue sits on the warm side of the wheel. The nearest named color is Pale Red (#D9544D), ΔE 0.023 away. Black text reads best on it, at 5.26:1.
| Hue family | Reds |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.187) |
| Temperature | warm |
| Nearest name | Pale Red (#D9544D) |
| Black text | 5.26:1 |
| White text | 3.99:1 |
Values
| HEX | #E04C39 |
| RGB | rgb(224, 76, 57) |
| HSL | hsl(7, 73%, 55%) |
| OKLCH | oklch(61.9% 0.187 30.4) |
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 #E04C39 | 3.99:1 | AA large text | Lc -71.7 | Content text, not long reading |
| Black text on #E04C39 | 5.26:1 | AA | Lc 37.9 | Non-text elements, placeholder text |
| #E04C39 text on white | 3.99:1 | AA large text | Lc 66.1 | Content text, not long reading |
| #E04C39 text on black | 5.26:1 | 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
#FEF3F1
oklch(97.2% 0.012 29.9)
-
Step 100
100
#FBE4DF
oklch(93.6% 0.026 32.2)
-
Step 200
200
#F9CDC5
oklch(88.4% 0.051 30.1)
-
Step 300
300
#F6AB9D
oklch(81% 0.091 30.9)
-
Step 400
400
#EE7A67
oklch(70.8% 0.147 30.7)
-
Step 500
500 (this color)
#E04C39
oklch(61.9% 0.187 30.4)
-
Step 600
600
#D02917
oklch(55.6% 0.204 30.4)
-
Step 700
700
#B31807
oklch(49% 0.189 30.4)
-
Step 800
800
#92190D
oklch(42.8% 0.157 30.2)
-
Step 900
900
#751E14
oklch(37.7% 0.123 30.2)
-
Step 950
950
#45140D
oklch(27.1% 0.077 30.8)
#E04C39 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) | #766B36 | 0.197 |
| Deuteranopia (no green cones) | #9B8B34 | 0.179 |
| Tritanopia (no blue cones) | #F62149 | 0.065 |
| Achromatopsia (no color) | #7F7F7F | 0.189 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E04C39
#E04C39
oklch(61.9% 0.187 30.4)
- #0097AA
#0097AA
oklch(62% 0.107 210.3)
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 #E04C39, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Red #D9544D ΔE 0.023
- Pastel Red #DB5856 ΔE 0.032
- Deep Orange #DC4D01 ΔE 0.033
- Imperial Red #E63946 ΔE 0.036
- Dark Coral #CF524E ΔE 0.036
- Faded Red #D3494E ΔE 0.037
- Tomato Red #EC2D01 ΔE 0.042
- Vermillion #F4320C ΔE 0.045
Use #E04C39 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.