#ED4947
Closest named color: Imperial Red (#E63946). oklch(63.9% 0.201 25.5), rgb(237, 73, 71).
Aa
Black text reads best on this color (5.64:1).
About this color
#ED4947 is a medium-light, vivid red. In OKLCH its lightness is 64%, its chroma 0.201 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Imperial Red (#E63946), ΔE 0.030 away. Black text reads best on it, at 5.64:1.
| Hue family | Reds |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.201) |
| Temperature | warm |
| Nearest name | Imperial Red (#E63946) |
| Black text | 5.64:1 |
| White text | 3.72:1 |
Values
| HEX | #ED4947 |
| RGB | rgb(237, 73, 71) |
| HSL | hsl(1, 82%, 60%) |
| OKLCH | oklch(63.9% 0.201 25.5) |
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 #ED4947 | 3.72:1 | AA large text | Lc -69.0 | Content text, not long reading |
| Black text on #ED4947 | 5.64:1 | AA | Lc 40.5 | Non-text elements, placeholder text |
| #ED4947 text on white | 3.72:1 | AA large text | Lc 63.5 | Content text, not long reading |
| #ED4947 text on black | 5.64:1 | AA | Lc -38.1 | 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
#FDE3E0
oklch(93.6% 0.029 25.6)
-
Step 200
200
#FCCCC7
oklch(88.6% 0.055 25.2)
-
Step 300
300
#FAA8A0
oklch(80.9% 0.098 25.6)
-
Step 400
400
#F3746C
oklch(70.7% 0.158 25.5)
-
Step 500
500 (this color)
#ED4947
oklch(63.9% 0.201 25.5)
-
Step 600
600
#D61325
oklch(55.7% 0.219 25.5)
-
Step 700
700
#B7001A
oklch(49.1% 0.199 25.4)
-
Step 800
800
#960916
oklch(42.8% 0.168 25.6)
-
Step 900
900
#781719
oklch(37.6% 0.131 25.4)
-
Step 950
950
#471110
oklch(27.1% 0.083 25.5)
#ED4947 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) | #786E45 | 0.215 |
| Deuteranopia (no green cones) | #A19142 | 0.197 |
| Tritanopia (no blue cones) | #FF0F4A | 0.056 |
| Achromatopsia (no color) | #848484 | 0.203 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ED4947
#ED4947
oklch(63.9% 0.201 25.5)
- #009EAC
#009EAC
oklch(63.8% 0.109 205.9)
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 #ED4947, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Imperial Red #E63946 ΔE 0.030
- Light Red #FF474C ΔE 0.034
- Orangey Red #FA4224 ΔE 0.035
- Watermelon #FD4659 ΔE 0.037
- Pastel Red #DB5856 ΔE 0.037
- Pale Red #D9544D ΔE 0.038
- Strawberry #FB2943 ΔE 0.039
- Vermillion #F4320C ΔE 0.041
Use #ED4947 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.