#E3513D
Closest named color: Pale Red (#D9544D). oklch(63% 0.185 30.7), rgb(227, 81, 61).
Aa
Black text reads best on this color (5.51:1).
About this color
#E3513D is a medium-light, vivid red. In OKLCH its lightness is 63%, its chroma 0.185 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Pale Red (#D9544D), ΔE 0.024 away. Black text reads best on it, at 5.51:1.
| Hue family | Reds |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.185) |
| Temperature | warm |
| Nearest name | Pale Red (#D9544D) |
| Black text | 5.51:1 |
| White text | 3.81:1 |
Values
| HEX | #E3513D |
| RGB | rgb(227, 81, 61) |
| HSL | hsl(7, 75%, 56%) |
| OKLCH | oklch(63% 0.185 30.7) |
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 #E3513D | 3.81:1 | AA large text | Lc -70.1 | Content text, not long reading |
| Black text on #E3513D | 5.51:1 | AA | Lc 39.5 | Non-text elements, placeholder text |
| #E3513D text on white | 3.81:1 | AA large text | Lc 64.6 | Content text, not long reading |
| #E3513D text on black | 5.51:1 | AA | Lc -37.1 | 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
#F9CEC5
oklch(88.6% 0.05 31.8)
-
Step 300
300
#F5AB9D
oklch(80.8% 0.09 31)
-
Step 400
400
#ED7A68
oklch(70.7% 0.145 30.3)
-
Step 500
500 (this color)
#E3513D
oklch(63% 0.185 30.7)
-
Step 600
600
#CF2C18
oklch(55.7% 0.201 30.8)
-
Step 700
700
#B21B08
oklch(49% 0.186 30.8)
-
Step 800
800
#911B0D
oklch(42.7% 0.155 30.7)
-
Step 900
900
#741F14
oklch(37.6% 0.121 30.7)
-
Step 950
950
#45140D
oklch(27.1% 0.077 30.8)
#E3513D 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) | #7A6E3A | 0.193 |
| Deuteranopia (no green cones) | #9E8F38 | 0.178 |
| Tritanopia (no blue cones) | #F92A4D | 0.065 |
| Achromatopsia (no color) | #838383 | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E3513D
#E3513D
oklch(63% 0.185 30.7)
- #009AAE
#009AAE
oklch(62.9% 0.109 210.8)
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 #E3513D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Red #D9544D ΔE 0.024
- Pastel Red #DB5856 ΔE 0.029
- Deep Orange #DC4D01 ΔE 0.037
- Imperial Red #E63946 ΔE 0.041
- Dark Coral #CF524E ΔE 0.041
- Faded Red #D3494E ΔE 0.044
- Orangey Red #FA4224 ΔE 0.044
- Vermillion #F4320C ΔE 0.047
Use #E3513D 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.