#E7553C
Closest named color: Pale Red (#D9544D). oklch(64.1% 0.186 32), rgb(231, 85, 60).
Aa
Black text reads best on this color (5.76:1).
About this color
#E7553C is a medium-light, vivid red. In OKLCH its lightness is 64%, its chroma 0.186 and its hue 32°. Its hue sits on the warm side of the wheel. The nearest named color is Pale Red (#D9544D), ΔE 0.032 away. Black text reads best on it, at 5.76:1.
| Hue family | Reds |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.186) |
| Temperature | warm |
| Nearest name | Pale Red (#D9544D) |
| Black text | 5.76:1 |
| White text | 3.64:1 |
Values
| HEX | #E7553C |
| RGB | rgb(231, 85, 60) |
| HSL | hsl(9, 78%, 57%) |
| OKLCH | oklch(64.1% 0.186 32) |
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 #E7553C | 3.64:1 | AA large text | Lc -68.5 | Content text, not long reading |
| Black text on #E7553C | 5.76:1 | AA | Lc 41.0 | Non-text elements, placeholder text |
| #E7553C text on white | 3.64:1 | AA large text | Lc 63.1 | Content text, not long reading |
| #E7553C text on black | 5.76:1 | AA | Lc -38.6 | 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
#FBE4DF
oklch(93.6% 0.026 32.2)
-
Step 200
200
#F9CEC5
oklch(88.6% 0.05 31.8)
-
Step 300
300
#F5AB9C
oklch(80.8% 0.09 31.8)
-
Step 400
400
#ED7B65
oklch(70.8% 0.145 32.2)
-
Step 500
500 (this color)
#E7553C
oklch(64.1% 0.186 32)
-
Step 600
600
#CF2C0F
oklch(55.6% 0.202 32)
-
Step 700
700
#B21D00
oklch(49.1% 0.186 32)
-
Step 800
800
#911B07
oklch(42.7% 0.156 31.9)
-
Step 900
900
#741F11
oklch(37.6% 0.121 32)
-
Step 950
950
#45140C
oklch(27% 0.077 31.7)
#E7553C 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) | #7E7238 | 0.192 |
| Deuteranopia (no green cones) | #A29237 | 0.177 |
| Tritanopia (no blue cones) | #FE2F50 | 0.069 |
| Achromatopsia (no color) | #868686 | 0.187 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E7553C
#E7553C
oklch(64.1% 0.186 32)
- #009EB4
#009EB4
oklch(64.2% 0.112 212)
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 #E7553C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Red #D9544D ΔE 0.032
- Pastel Red #DB5856 ΔE 0.034
- Orangey Red #FA4224 ΔE 0.039
- Deep Orange #DC4D01 ΔE 0.041
- Orange Pant #FB5607 ΔE 0.047
- Orangered #FE420F ΔE 0.047
- Blood Orange #FE4B03 ΔE 0.047
- Vermillion #F4320C ΔE 0.048
Use #E7553C 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.