#E3452B
Closest named color: Deep Orange (#DC4D01). oklch(61.5% 0.199 32), rgb(227, 69, 43).
Aa
Black text reads best on this color (5.15:1).
About this color
#E3452B is a medium-dark, vivid red. In OKLCH its lightness is 62%, its chroma 0.199 and its hue 32°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Orange (#DC4D01), ΔE 0.029 away. Black text reads best on it, at 5.15:1.
| Hue family | Reds |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.199) |
| Temperature | warm |
| Nearest name | Deep Orange (#DC4D01) |
| Black text | 5.15:1 |
| White text | 4.07:1 |
Values
| HEX | #E3452B |
| RGB | rgb(227, 69, 43) |
| HSL | hsl(8, 77%, 53%) |
| OKLCH | oklch(61.5% 0.199 32) |
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 #E3452B | 4.07:1 | AA large text | Lc -72.2 | Content text, not long reading |
| Black text on #E3452B | 5.15:1 | AA | Lc 37.4 | Non-text elements, placeholder text |
| #E3452B text on white | 4.07:1 | AA large text | Lc 66.7 | Content text, not long reading |
| #E3452B text on black | 5.15:1 | AA | Lc -35.0 | 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
#FEF2F0
oklch(97% 0.013 28.9)
-
Step 100
100
#FCE4DE
oklch(93.7% 0.028 34.3)
-
Step 200
200
#FBCDC3
oklch(88.5% 0.054 32.4)
-
Step 300
300
#F9A999
oklch(80.8% 0.098 31.8)
-
Step 400
400
#F27760
oklch(70.8% 0.156 32.1)
-
Step 500
500 (this color)
#E3452B
oklch(61.5% 0.199 32)
-
Step 600
600
#D22400
oklch(55.6% 0.21 32)
-
Step 700
700
#B21D00
oklch(49.1% 0.186 32)
-
Step 800
800
#931600
oklch(42.7% 0.162 32)
-
Step 900
900
#771B0B
oklch(37.7% 0.129 32.2)
-
Step 950
950
#461209
oklch(26.9% 0.082 32.2)
#E3452B 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) | #746826 | 0.209 |
| Deuteranopia (no green cones) | #9B8B23 | 0.191 |
| Tritanopia (no blue cones) | #FA0041 | 0.069 |
| Achromatopsia (no color) | #7E7E7E | 0.200 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E3452B
#E3452B
oklch(61.5% 0.199 32)
- #0095AA
#0095AA
oklch(61.5% 0.107 212.1)
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 #E3452B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Orange #DC4D01 ΔE 0.029
- Tomato Red #EC2D01 ΔE 0.030
- Vermillion #F4320C ΔE 0.035
- Pale Red #D9544D ΔE 0.036
- Imperial Red #E63946 ΔE 0.036
- Orangey Red #FA4224 ΔE 0.043
- Faded Red #D3494E ΔE 0.044
- Pastel Red #DB5856 ΔE 0.045
Use #E3452B 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.