#EA5437
Closest named color: Orangey Red (#FA4224). oklch(64.4% 0.191 33), rgb(234, 84, 55).
Aa
Black text reads best on this color (5.82:1).
About this color
#EA5437 is a medium-light, vivid red. In OKLCH its lightness is 64%, its chroma 0.191 and its hue 33°. Its hue sits on the warm side of the wheel. The nearest named color is Orangey Red (#FA4224), ΔE 0.034 away. Black text reads best on it, at 5.82:1.
| Hue family | Reds |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.191) |
| Temperature | warm |
| Nearest name | Orangey Red (#FA4224) |
| Black text | 5.82:1 |
| White text | 3.60:1 |
Values
| HEX | #EA5437 |
| RGB | rgb(234, 84, 55) |
| HSL | hsl(10, 81%, 57%) |
| OKLCH | oklch(64.4% 0.191 33) |
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 #EA5437 | 3.60:1 | AA large text | Lc -68.1 | Content text, not long reading |
| Black text on #EA5437 | 5.82:1 | AA | Lc 41.4 | Non-text elements, placeholder text |
| #EA5437 text on white | 3.60:1 | AA large text | Lc 62.6 | Content text, not long reading |
| #EA5437 text on black | 5.82:1 | AA | Lc -39.1 | 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
#FBE4DE
oklch(93.6% 0.027 35)
-
Step 200
200
#F9CDC4
oklch(88.4% 0.052 31.6)
-
Step 300
300
#F7AB9A
oklch(81% 0.093 33.1)
-
Step 400
400
#EF7A61
oklch(70.8% 0.15 33.3)
-
Step 500
500 (this color)
#EA5437
oklch(64.4% 0.191 33)
-
Step 600
600
#D02A00
oklch(55.6% 0.205 33)
-
Step 700
700
#B02200
oklch(49.1% 0.181 33)
-
Step 800
800
#921A00
oklch(42.8% 0.158 32.9)
-
Step 900
900
#761E0D
oklch(37.8% 0.125 32.9)
-
Step 950
950
#45140A
oklch(27% 0.078 33.4)
#EA5437 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) | #7F7233 | 0.196 |
| Deuteranopia (no green cones) | #A49331 | 0.180 |
| Tritanopia (no blue cones) | #FF2A4E | 0.070 |
| Achromatopsia (no color) | #878787 | 0.192 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EA5437
#EA5437
oklch(64.4% 0.191 33)
- #009FB6
#009FB6
oklch(64.5% 0.113 212.6)
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 #EA5437, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Orangey Red #FA4224 ΔE 0.034
- Pale Red #D9544D ΔE 0.039
- Pastel Red #DB5856 ΔE 0.040
- Orange Pant #FB5607 ΔE 0.041
- Blood Orange #FE4B03 ΔE 0.041
- Orangered #FE420F ΔE 0.041
- Deep Orange #DC4D01 ΔE 0.041
- Orange Red #FF4500 ΔE 0.043
Use #EA5437 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.