#E4377A
Closest named color: Neon Pink (#F72585). oklch(61.9% 0.212 2.7), rgb(228, 55, 122).
Aa
Black text reads best on this color (5.12:1).
About this color
#E4377A is a medium-dark, vivid red. In OKLCH its lightness is 62%, its chroma 0.212 and its hue 3°. Its hue sits on the warm side of the wheel. The nearest named color is Neon Pink (#F72585), ΔE 0.040 away. Black text reads best on it, at 5.12:1.
| Hue family | Reds |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.212) |
| Temperature | warm |
| Nearest name | Neon Pink (#F72585) |
| Black text | 5.12:1 |
| White text | 4.09:1 |
Values
| HEX | #E4377A |
| RGB | rgb(228, 55, 122) |
| HSL | hsl(337, 76%, 55%) |
| OKLCH | oklch(61.9% 0.212 2.7) |
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 #E4377A | 4.09:1 | AA large text | Lc -72.2 | Content text, not long reading |
| Black text on #E4377A | 5.12:1 | AA | Lc 37.4 | Non-text elements, placeholder text |
| #E4377A text on white | 4.09:1 | AA large text | Lc 66.7 | Content text, not long reading |
| #E4377A text on black | 5.12:1 | AA | Lc -35.0 | 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
#FEF2F4
oklch(97.1% 0.013 5.8)
-
Step 100
100
#FCE2E8
oklch(93.6% 0.03 2)
-
Step 200
200
#FBCAD5
oklch(88.5% 0.057 3.3)
-
Step 300
300
#F9A4BA
oklch(80.8% 0.104 2.8)
-
Step 400
400
#F26E97
oklch(70.7% 0.167 2.8)
-
Step 500
500 (this color)
#E4377A
oklch(61.9% 0.212 2.7)
-
Step 600
600
#D10067
oklch(55.5% 0.224 2.7)
-
Step 700
700
#B10056
oklch(49% 0.198 2.8)
-
Step 800
800
#930046
oklch(42.8% 0.172 3)
-
Step 900
900
#77103B
oklch(37.7% 0.138 2.5)
-
Step 950
950
#460D22
oklch(26.9% 0.088 2.9)
#E4377A 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) | #61687C | 0.238 |
| Deuteranopia (no green cones) | #8F8A76 | 0.216 |
| Tritanopia (no blue cones) | #F80B54 | 0.061 |
| Achromatopsia (no color) | #7D7D7D | 0.214 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E4377A
#E4377A
oklch(61.9% 0.212 2.7)
- #009B8C
#009B8C
oklch(61.9% 0.11 183)
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 #E4377A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Neon Pink #F72585 ΔE 0.040
- Paradise Pink #EF476F ΔE 0.043
- Cerise #DE0C62 ΔE 0.045
- Dark Hot Pink #D90166 ΔE 0.052
- Dark Pink #CB416B ΔE 0.052
- Rose #FF006E ΔE 0.054
- Strong Pink #FF0789 ΔE 0.059
- Pink Red #F5054F ΔE 0.063
Use #E4377A 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.