#E54B20
Closest named color: Deep Orange (#DC4D01). oklch(62.4% 0.198 35.5), rgb(229, 75, 32).
Aa
Black text reads best on this color (5.35:1).
About this color
#E54B20 is a medium-light, vivid red. In OKLCH its lightness is 62%, its chroma 0.198 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Orange (#DC4D01), ΔE 0.022 away. Black text reads best on it, at 5.35:1.
| Hue family | Reds |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.198) |
| Temperature | warm |
| Nearest name | Deep Orange (#DC4D01) |
| Black text | 5.35:1 |
| White text | 3.91:1 |
Values
| HEX | #E54B20 |
| RGB | rgb(229, 75, 32) |
| HSL | hsl(13, 79%, 51%) |
| OKLCH | oklch(62.4% 0.198 35.5) |
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 #E54B20 | 3.91:1 | AA large text | Lc -70.9 | Content text, not long reading |
| Black text on #E54B20 | 5.35:1 | AA | Lc 38.7 | Non-text elements, placeholder text |
| #E54B20 text on white | 3.91:1 | AA large text | Lc 65.4 | Content text, not long reading |
| #E54B20 text on black | 5.35:1 | 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
#FEF3F0
oklch(97.2% 0.013 35.7)
-
Step 100
100
#FCE4DD
oklch(93.6% 0.028 36.9)
-
Step 200
200
#FACDC1
oklch(88.4% 0.054 35.4)
-
Step 300
300
#F8AA96
oklch(80.8% 0.097 35)
-
Step 400
400
#F0795A
oklch(70.7% 0.154 35.6)
-
Step 500
500 (this color)
#E54B20
oklch(62.4% 0.198 35.5)
-
Step 600
600
#CB3500
oklch(55.6% 0.193 35.4)
-
Step 700
700
#AC2C00
oklch(49.2% 0.17 35.6)
-
Step 800
800
#8E2200
oklch(42.7% 0.148 35.4)
-
Step 900
900
#771C02
oklch(37.7% 0.129 35.2)
-
Step 950
950
#461306
oklch(27% 0.081 35.5)
#E54B20 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) | #796B17 | 0.203 |
| Deuteranopia (no green cones) | #9F8D15 | 0.184 |
| Tritanopia (no blue cones) | #FC1243 | 0.077 |
| Achromatopsia (no color) | #818181 | 0.199 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E54B20
#E54B20
oklch(62.4% 0.198 35.5)
- #0097B1
#0097B1
oklch(62.3% 0.11 215.7)
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 #E54B20, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Orange #DC4D01 ΔE 0.022
- Tomato Red #EC2D01 ΔE 0.036
- Vermillion #F4320C ΔE 0.036
- Orangey Red #FA4224 ΔE 0.040
- Pale Red #D9544D ΔE 0.042
- Red Orange #FD3C06 ΔE 0.045
- Orangered #FE420F ΔE 0.046
- Blood Orange #FE4B03 ΔE 0.048
Use #E54B20 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.