#E05221
Closest named color: Deep Orange (#DC4D01). oklch(62.4% 0.187 37.8), rgb(224, 82, 33).
Aa
Black text reads best on this color (5.39:1).
About this color
#E05221 is a medium-light, vivid red. In OKLCH its lightness is 62%, its chroma 0.187 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 5.39:1.
| Hue family | Reds |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.187) |
| Temperature | warm |
| Nearest name | Deep Orange (#DC4D01) |
| Black text | 5.39:1 |
| White text | 3.89:1 |
Values
| HEX | #E05221 |
| RGB | rgb(224, 82, 33) |
| HSL | hsl(15, 75%, 50%) |
| OKLCH | oklch(62.4% 0.187 37.8) |
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 #E05221 | 3.89:1 | AA large text | Lc -70.8 | Content text, not long reading |
| Black text on #E05221 | 5.39:1 | AA | Lc 38.8 | Non-text elements, placeholder text |
| #E05221 text on white | 3.89:1 | AA large text | Lc 65.3 | Content text, not long reading |
| #E05221 text on black | 5.39:1 | AA | Lc -36.3 | 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
#FDF3F0
oklch(97.1% 0.012 37.4)
-
Step 100
100
#FBE4DD
oklch(93.6% 0.027 37.6)
-
Step 200
200
#F8CEC1
oklch(88.4% 0.051 37.9)
-
Step 300
300
#F5AC96
oklch(80.9% 0.092 37.5)
-
Step 400
400
#EC7C5A
oklch(70.6% 0.147 37.7)
-
Step 500
500 (this color)
#E05221
oklch(62.4% 0.187 37.8)
-
Step 600
600
#C63D00
oklch(55.5% 0.182 37.9)
-
Step 700
700
#A83200
oklch(49.1% 0.162 37.8)
-
Step 800
800
#8B2800
oklch(42.8% 0.14 37.9)
-
Step 900
900
#742102
oklch(37.7% 0.122 37.8)
-
Step 950
950
#441506
oklch(26.9% 0.077 37.9)
#E05221 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) | #7B6D18 | 0.188 |
| Deuteranopia (no green cones) | #9E8D19 | 0.171 |
| Tritanopia (no blue cones) | #F72949 | 0.080 |
| Achromatopsia (no color) | #818181 | 0.188 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E05221
#E05221
oklch(62.4% 0.187 37.8)
- #0097B4
#0097B4
oklch(62.4% 0.112 217.8)
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 #E05221, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Orange #DC4D01 ΔE 0.016
- Rusty Orange #CD5909 ΔE 0.040
- Pale Red #D9544D ΔE 0.040
- Pastel Red #DB5856 ΔE 0.048
- Tomato Red #EC2D01 ΔE 0.048
- Terra Cotta #C9643B ΔE 0.048
- Vermillion #F4320C ΔE 0.049
- Chocolate #D2691E ΔE 0.050
Use #E05221 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.