#E43145
Closest named color: Imperial Red (#E63946). oklch(60.2% 0.213 21.1), rgb(228, 49, 69).
Aa
Black text reads best on this color (4.82:1).
About this color
#E43145 is a medium-dark, vivid red. In OKLCH its lightness is 60%, its chroma 0.213 and its hue 21°. Its hue sits on the warm side of the wheel. The nearest named color is Imperial Red (#E63946), ΔE 0.011 away. Black text reads best on it, at 4.82:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.213) |
| Temperature | warm |
| Nearest name | Imperial Red (#E63946) |
| Black text | 4.82:1 |
| White text | 4.35:1 |
Values
| HEX | #E43145 |
| RGB | rgb(228, 49, 69) |
| HSL | hsl(353, 77%, 54%) |
| OKLCH | oklch(60.2% 0.213 21.1) |
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 #E43145 | 4.35:1 | AA large text | Lc -74.0 | Content text, not long reading |
| Black text on #E43145 | 4.82:1 | AA | Lc 35.6 | Non-text elements, placeholder text |
| #E43145 text on white | 4.35:1 | AA large text | Lc 68.5 | Content text, not long reading |
| #E43145 text on black | 4.82:1 | AA | Lc -33.2 | 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
#FFF2F1
oklch(97.1% 0.014 22.8)
-
Step 100
100
#FEE2E1
oklch(93.5% 0.031 20.2)
-
Step 200
200
#FDCBC9
oklch(88.5% 0.057 21)
-
Step 300
300
#FDA5A3
oklch(80.8% 0.105 21.1)
-
Step 400
400
#F77072
oklch(70.8% 0.166 21.4)
-
Step 500
500 (this color)
#E43145
oklch(60.2% 0.213 21.1)
-
Step 600
600
#D70033
oklch(55.6% 0.224 21.2)
-
Step 700
700
#B6002A
oklch(49.1% 0.197 21.1)
-
Step 800
800
#970021
oklch(42.7% 0.172 21.2)
-
Step 900
900
#7B101E
oklch(37.8% 0.139 21.4)
-
Step 950
950
#480E12
oklch(27% 0.087 21.7)
#E43145 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) | #686144 | 0.234 |
| Deuteranopia (no green cones) | #94873F | 0.215 |
| Tritanopia (no blue cones) | #FB003A | 0.045 |
| Achromatopsia (no color) | #797979 | 0.214 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E43145
#E43145
oklch(60.2% 0.213 21.1)
- #00939A
#00939A
oklch(60.3% 0.103 200.7)
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 #E43145, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Imperial Red #E63946 ΔE 0.011
- Red Pantone #EF233C ΔE 0.022
- Crimson #DC143C ΔE 0.033
- Faded Red #D3494E ΔE 0.039
- Pink Red #F5054F ΔE 0.041
- Cherry Red #F7022A ΔE 0.042
- Strawberry #FB2943 ΔE 0.044
- Pinky Red #FC2647 ΔE 0.045
Use #E43145 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.