#E34601
Closest named color: Deep Orange (#DC4D01). oklch(61.4% 0.203 37.5), rgb(227, 70, 1).
Aa
Black text reads best on this color (5.14:1).
About this color
#E34601 is a medium-dark, vivid red. In OKLCH its lightness is 61%, its chroma 0.203 and its hue 38°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Orange (#DC4D01), ΔE 0.016 away. Black text reads best on it, at 5.14:1.
| Hue family | Reds |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.203) |
| Temperature | warm |
| Nearest name | Deep Orange (#DC4D01) |
| Black text | 5.14:1 |
| White text | 4.08:1 |
Values
| HEX | #E34601 |
| RGB | rgb(227, 70, 1) |
| HSL | hsl(18, 99%, 45%) |
| OKLCH | oklch(61.4% 0.203 37.5) |
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 #E34601 | 4.08:1 | AA large text | Lc -72.2 | Content text, not long reading |
| Black text on #E34601 | 5.14:1 | AA | Lc 37.4 | Non-text elements, placeholder text |
| #E34601 text on white | 4.08:1 | AA large text | Lc 66.7 | Content text, not long reading |
| #E34601 text on black | 5.14:1 | 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
#FEF3EF
oklch(97.2% 0.013 41.2)
-
Step 100
100
#FCE4DC
oklch(93.6% 0.029 39.3)
-
Step 200
200
#FBCDC0
oklch(88.5% 0.055 36.3)
-
Step 300
300
#F9AA92
oklch(80.9% 0.1 37.6)
-
Step 400
400
#F27853
oklch(70.7% 0.159 37.6)
-
Step 500
500 (this color)
#E34601
oklch(61.4% 0.203 37.5)
-
Step 600
600
#C73C00
oklch(55.6% 0.184 37.5)
-
Step 700
700
#A83100
oklch(49% 0.162 37.4)
-
Step 800
800
#8B2700
oklch(42.7% 0.141 37.5)
-
Step 900
900
#752000
oklch(37.7% 0.124 37.7)
-
Step 950
950
#471203
oklch(27% 0.085 36.9)
#E34601 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) | #766700 | 0.206 |
| Deuteranopia (no green cones) | #9C8B00 | 0.186 |
| Tritanopia (no blue cones) | #FA003D | 0.080 |
| Achromatopsia (no color) | #7E7E7E | 0.204 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E34601
#E34601
oklch(61.4% 0.203 37.5)
- #0094B0
#0094B0
oklch(61.5% 0.11 217.5)
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 #E34601, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Orange #DC4D01 ΔE 0.016
- Tomato Red #EC2D01 ΔE 0.032
- Vermillion #F4320C ΔE 0.037
- Orangey Red #FA4224 ΔE 0.047
- Rusty Orange #CD5909 ΔE 0.048
- Red Orange #FD3C06 ΔE 0.049
- Pale Red #D9544D ΔE 0.050
- Orangered #FE420F ΔE 0.052
Use #E34601 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.