#E44721
Closest named color: Deep Orange (#DC4D01). oklch(61.8% 0.2 34.4), rgb(228, 71, 33).
Aa
Black text reads best on this color (5.22:1).
About this color
#E44721 is a medium-dark, vivid red. In OKLCH its lightness is 62%, its chroma 0.200 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Orange (#DC4D01), ΔE 0.023 away. Black text reads best on it, at 5.22:1.
| Hue family | Reds |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.200) |
| Temperature | warm |
| Nearest name | Deep Orange (#DC4D01) |
| Black text | 5.22:1 |
| White text | 4.02:1 |
Values
| HEX | #E44721 |
| RGB | rgb(228, 71, 33) |
| HSL | hsl(12, 78%, 51%) |
| OKLCH | oklch(61.8% 0.2 34.4) |
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 #E44721 | 4.02:1 | AA large text | Lc -71.7 | Content text, not long reading |
| Black text on #E44721 | 5.22:1 | AA | Lc 37.9 | Non-text elements, placeholder text |
| #E44721 text on white | 4.02:1 | AA large text | Lc 66.2 | Content text, not long reading |
| #E44721 text on black | 5.22:1 | AA | Lc -35.4 | 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
#FEF3F0
oklch(97.2% 0.013 35.7)
-
Step 100
100
#FCE4DE
oklch(93.7% 0.028 34.3)
-
Step 200
200
#FBCDC2
oklch(88.5% 0.055 33.7)
-
Step 300
300
#F9AA96
oklch(81% 0.098 34.8)
-
Step 400
400
#F1785B
oklch(70.7% 0.155 34.7)
-
Step 500
500 (this color)
#E44721
oklch(61.8% 0.2 34.4)
-
Step 600
600
#CD3100
oklch(55.6% 0.198 34.4)
-
Step 700
700
#AE2800
oklch(49.2% 0.175 34.4)
-
Step 800
800
#901F00
oklch(42.8% 0.153 34.3)
-
Step 900
900
#771B04
oklch(37.6% 0.13 34.2)
-
Step 950
950
#461207
oklch(26.9% 0.082 33.8)
#E44721 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) | #766919 | 0.207 |
| Deuteranopia (no green cones) | #9D8C16 | 0.189 |
| Tritanopia (no blue cones) | #FB0040 | 0.075 |
| Achromatopsia (no color) | #7F7F7F | 0.201 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E44721
#E44721
oklch(61.8% 0.2 34.4)
- #0096AE
#0096AE
oklch(61.9% 0.109 214.3)
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 #E44721, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Orange #DC4D01 ΔE 0.023
- Tomato Red #EC2D01 ΔE 0.031
- Vermillion #F4320C ΔE 0.034
- Pale Red #D9544D ΔE 0.041
- Orangey Red #FA4224 ΔE 0.042
- Imperial Red #E63946 ΔE 0.044
- Red Orange #FD3C06 ΔE 0.046
- Orangered #FE420F ΔE 0.049
Use #E44721 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.