#E9423C
Closest named color: Imperial Red (#E63946). oklch(62.4% 0.205 27), rgb(233, 66, 60).
Aa
Black text reads best on this color (5.30:1).
About this color
#E9423C is a medium-light, vivid red. In OKLCH its lightness is 62%, its chroma 0.205 and its hue 27°. Its hue sits on the warm side of the wheel. The nearest named color is Imperial Red (#E63946), ΔE 0.021 away. Black text reads best on it, at 5.30:1.
| Hue family | Reds |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.205) |
| Temperature | warm |
| Nearest name | Imperial Red (#E63946) |
| Black text | 5.30:1 |
| White text | 3.95:1 |
Values
| HEX | #E9423C |
| RGB | rgb(233, 66, 60) |
| HSL | hsl(2, 80%, 57%) |
| OKLCH | oklch(62.4% 0.205 27) |
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 #E9423C | 3.95:1 | AA large text | Lc -71.1 | Content text, not long reading |
| Black text on #E9423C | 5.30:1 | AA | Lc 38.5 | Non-text elements, placeholder text |
| #E9423C text on white | 3.95:1 | AA large text | Lc 65.6 | Content text, not long reading |
| #E9423C text on black | 5.30:1 | AA | Lc -36.1 | 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
#FEF2F1
oklch(97% 0.013 23.2)
-
Step 100
100
#FDE3DF
oklch(93.6% 0.029 28.1)
-
Step 200
200
#FCCCC5
oklch(88.5% 0.056 27.9)
-
Step 300
300
#FBA89E
oklch(81% 0.1 27)
-
Step 400
400
#F47468
oklch(70.8% 0.16 27.3)
-
Step 500
500 (this color)
#E9423C
oklch(62.4% 0.205 27)
-
Step 600
600
#D70C1A
oklch(55.6% 0.223 27.1)
-
Step 700
700
#B70012
oklch(49% 0.2 27)
-
Step 800
800
#97050F
oklch(42.7% 0.171 27)
-
Step 900
900
#791615
oklch(37.7% 0.134 26.9)
-
Step 950
950
#47100E
oklch(26.9% 0.084 26.6)
#E9423C 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) | #73693A | 0.220 |
| Deuteranopia (no green cones) | #9D8D36 | 0.200 |
| Tritanopia (no blue cones) | #FF0042 | 0.057 |
| Achromatopsia (no color) | #808080 | 0.206 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E9423C
#E9423C
oklch(62.4% 0.205 27)
- #0099A8
#0099A8
oklch(62.4% 0.107 207)
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 #E9423C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Imperial Red #E63946 ΔE 0.021
- Vermillion #F4320C ΔE 0.033
- Red Pantone #EF233C ΔE 0.034
- Tomato Red #EC2D01 ΔE 0.034
- Pale Red #D9544D ΔE 0.036
- Orangey Red #FA4224 ΔE 0.038
- Strawberry #FB2943 ΔE 0.041
- Pastel Red #DB5856 ΔE 0.041
Use #E9423C 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.