#E84310
Closest named color: Tomato Red (#EC2D01). oklch(62% 0.209 35.3), rgb(232, 67, 16).
Aa
Black text reads best on this color (5.24:1).
About this color
#E84310 is a medium-dark, vivid red. In OKLCH its lightness is 62%, its chroma 0.209 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Tomato Red (#EC2D01), ΔE 0.025 away. Black text reads best on it, at 5.24:1.
| Hue family | Reds |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.209) |
| Temperature | warm |
| Nearest name | Tomato Red (#EC2D01) |
| Black text | 5.24:1 |
| White text | 4.00:1 |
Values
| HEX | #E84310 |
| RGB | rgb(232, 67, 16) |
| HSL | hsl(14, 87%, 49%) |
| OKLCH | oklch(62% 0.209 35.3) |
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 #E84310 | 4.00:1 | AA large text | Lc -71.4 | Content text, not long reading |
| Black text on #E84310 | 5.24:1 | AA | Lc 38.1 | Non-text elements, placeholder text |
| #E84310 text on white | 4.00:1 | AA large text | Lc 65.9 | Content text, not long reading |
| #E84310 text on black | 5.24:1 | AA | Lc -35.7 | 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
#FEF2EF
oklch(97% 0.014 34.3)
-
Step 100
100
#FDE3DD
oklch(93.5% 0.03 33.1)
-
Step 200
200
#FCCDC0
oklch(88.6% 0.056 36)
-
Step 300
300
#FBA993
oklch(80.9% 0.102 35.7)
-
Step 400
400
#F47555
oklch(70.6% 0.163 35.3)
-
Step 500
500 (this color)
#E84310
oklch(62% 0.209 35.3)
-
Step 600
600
#CB3500
oklch(55.6% 0.193 35.4)
-
Step 700
700
#AC2B00
oklch(49.1% 0.171 35.3)
-
Step 800
800
#8E2200
oklch(42.7% 0.148 35.4)
-
Step 900
900
#781B00
oklch(37.8% 0.132 35.3)
-
Step 950
950
#481104
oklch(27.1% 0.087 35.1)
#E84310 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) | #766800 | 0.217 |
| Deuteranopia (no green cones) | #9E8C00 | 0.195 |
| Tritanopia (no blue cones) | #FF003B | 0.071 |
| Achromatopsia (no color) | #7F7F7F | 0.210 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E84310
#E84310
oklch(62% 0.209 35.3)
- #0096AF
#0096AF
oklch(62% 0.109 215)
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 #E84310, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tomato Red #EC2D01 ΔE 0.025
- Deep Orange #DC4D01 ΔE 0.026
- Vermillion #F4320C ΔE 0.027
- Orangey Red #FA4224 ΔE 0.037
- Red Orange #FD3C06 ΔE 0.039
- Orangered #FE420F ΔE 0.042
- Orange Red #FF4500 ΔE 0.045
- Blood Orange #FE4B03 ΔE 0.047
Use #E84310 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.