#E54730
Closest named color: Tomato Red (#EC2D01). oklch(62.1% 0.198 31.3), rgb(229, 71, 48).
Aa
Black text reads best on this color (5.27:1).
About this color
#E54730 is a medium-light, vivid red. In OKLCH its lightness is 62%, its chroma 0.198 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Tomato Red (#EC2D01), ΔE 0.032 away. Black text reads best on it, at 5.27:1.
| Hue family | Reds |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.198) |
| Temperature | warm |
| Nearest name | Tomato Red (#EC2D01) |
| Black text | 5.27:1 |
| White text | 3.98:1 |
Values
| HEX | #E54730 |
| RGB | rgb(229, 71, 48) |
| HSL | hsl(8, 78%, 54%) |
| OKLCH | oklch(62.1% 0.198 31.3) |
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 #E54730 | 3.98:1 | AA large text | Lc -71.4 | Content text, not long reading |
| Black text on #E54730 | 5.27:1 | AA | Lc 38.2 | Non-text elements, placeholder text |
| #E54730 text on white | 3.98:1 | AA large text | Lc 65.9 | Content text, not long reading |
| #E54730 text on black | 5.27:1 | AA | Lc -35.8 | 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 500.
-
Step 50
50
#FEF2F0
oklch(97% 0.013 28.9)
-
Step 100
100
#FCE4DF
oklch(93.7% 0.027 31.7)
-
Step 200
200
#FBCDC4
oklch(88.6% 0.054 31)
-
Step 300
300
#F9A99A
oklch(80.9% 0.098 31)
-
Step 400
400
#F17762
oklch(70.7% 0.154 31.3)
-
Step 500
500 (this color)
#E54730
oklch(62.1% 0.198 31.3)
-
Step 600
600
#D41F00
oklch(55.6% 0.215 31.3)
-
Step 700
700
#B31800
oklch(49% 0.189 31.3)
-
Step 800
800
#941200
oklch(42.6% 0.165 31.3)
-
Step 900
900
#771B0D
oklch(37.7% 0.129 31.6)
-
Step 950
950
#46120A
oklch(26.9% 0.081 31.5)
#E54730 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) | #76692C | 0.208 |
| Deuteranopia (no green cones) | #9D8C29 | 0.189 |
| Tritanopia (no blue cones) | #FC0543 | 0.069 |
| Achromatopsia (no color) | #7F7F7F | 0.200 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E54730
#E54730
oklch(62.1% 0.198 31.3)
- #0097AB
#0097AB
oklch(62% 0.108 211.1)
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 #E54730, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tomato Red #EC2D01 ΔE 0.032
- Deep Orange #DC4D01 ΔE 0.033
- Vermillion #F4320C ΔE 0.034
- Pale Red #D9544D ΔE 0.034
- Imperial Red #E63946 ΔE 0.035
- Orangey Red #FA4224 ΔE 0.039
- Pastel Red #DB5856 ΔE 0.041
- Faded Red #D3494E ΔE 0.045
Use #E54730 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.