#E22B1F
Closest named color: Tomato Red (#EC2D01). oklch(59.1% 0.218 29.3), rgb(226, 43, 31).
Aa
Black text reads best on this color (4.59:1).
About this color
#E22B1F is a medium-dark, vivid red. In OKLCH its lightness is 59%, its chroma 0.218 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Tomato Red (#EC2D01), ΔE 0.024 away. Black text reads best on it, at 4.59:1.
| Hue family | Reds |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.218) |
| Temperature | warm |
| Nearest name | Tomato Red (#EC2D01) |
| Black text | 4.59:1 |
| White text | 4.56:1 |
Values
| HEX | #E22B1F |
| RGB | rgb(226, 43, 31) |
| HSL | hsl(4, 77%, 50%) |
| OKLCH | oklch(59.1% 0.218 29.3) |
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 #E22B1F | 4.56:1 | AA | Lc -75.3 | Fine for body text |
| Black text on #E22B1F | 4.59:1 | AA | Lc 34.2 | Non-text elements, placeholder text |
| #E22B1F text on white | 4.56:1 | AA | Lc 69.8 | Content text, not long reading |
| #E22B1F text on black | 4.59:1 | AA | Lc -31.8 | 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 600.
-
Step 50
50
#FEF2F0
oklch(97% 0.013 28.9)
-
Step 100
100
#FCE3DF
oklch(93.5% 0.028 28.5)
-
Step 200
200
#FBCCC4
oklch(88.4% 0.055 29.4)
-
Step 300
300
#FAA99C
oklch(81% 0.098 29.4)
-
Step 400
400
#F37565
oklch(70.7% 0.158 29)
-
Step 500
500
#EA4839
oklch(63.1% 0.201 29.2)
-
Step 600
600 (this color)
#E22B1F
oklch(59.1% 0.218 29.3)
-
Step 700
700
#B80100
oklch(49.2% 0.201 29.3)
-
Step 800
800
#960C07
oklch(42.8% 0.169 29.2)
-
Step 900
900
#781911
oklch(37.7% 0.131 29.5)
-
Step 950
950
#47110C
oklch(27% 0.083 29)
#E22B1F 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) | #685C1A | 0.236 |
| Deuteranopia (no green cones) | #948410 | 0.214 |
| Tritanopia (no blue cones) | #F9002B | 0.047 |
| Achromatopsia (no color) | #767676 | 0.220 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E22B1F
#E22B1F
oklch(59.1% 0.218 29.3)
- #008D9E
#008D9E
oklch(58.9% 0.102 209.6)
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 #E22B1F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tomato Red #EC2D01 ΔE 0.024
- Imperial Red #E63946 ΔE 0.036
- Red Pantone #EF233C ΔE 0.036
- Vermillion #F4320C ΔE 0.040
- Crimson #DC143C ΔE 0.041
- Cherry Red #F7022A ΔE 0.043
- Deep Orange #DC4D01 ΔE 0.051
- Faded Red #D3494E ΔE 0.052
Use #E22B1F 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.