#EF0057
Closest named color: Pink Red (#F5054F). oklch(60.6% 0.242 13.1), rgb(239, 0, 87).
Aa
Black text reads best on this color (4.80:1).
About this color
#EF0057 is a medium-dark, vivid red. In OKLCH its lightness is 61%, its chroma 0.242 and its hue 13°. Its hue sits on the warm side of the wheel. The nearest named color is Pink Red (#F5054F), ΔE 0.017 away. Black text reads best on it, at 4.80:1.
| Hue family | Reds |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.242) |
| Temperature | warm |
| Nearest name | Pink Red (#F5054F) |
| Black text | 4.80:1 |
| White text | 4.36:1 |
Values
| HEX | #EF0057 |
| RGB | rgb(239, 0, 87) |
| HSL | hsl(338, 100%, 47%) |
| OKLCH | oklch(60.6% 0.242 13.1) |
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 #EF0057 | 4.36:1 | AA large text | Lc -72.9 | Content text, not long reading |
| Black text on #EF0057 | 4.80:1 | AA | Lc 36.7 | Non-text elements, placeholder text |
| #EF0057 text on white | 4.36:1 | AA large text | Lc 67.4 | Content text, not long reading |
| #EF0057 text on black | 4.80:1 | AA | Lc -34.3 | 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
#FFF2F3
oklch(97.2% 0.014 12)
-
Step 100
100
#FFE2E4
oklch(93.7% 0.032 13)
-
Step 200
200
#FFC9CD
oklch(88.4% 0.062 13.4)
-
Step 300
300
#FFA3AC
oklch(80.9% 0.11 13.4)
-
Step 400
400
#FF647E
oklch(70.7% 0.189 13.2)
-
Step 500
500 (this color)
#EF0057
oklch(60.6% 0.242 13.1)
-
Step 600
600
#D5004D
oklch(55.6% 0.222 12.9)
-
Step 700
700
#B40040
oklch(49.1% 0.196 12.8)
-
Step 800
800
#950033
oklch(42.7% 0.17 13.1)
-
Step 900
900
#7E002A
oklch(37.8% 0.151 13)
-
Step 950
950
#4C0518
oklch(27.1% 0.101 13)
#EF0057 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) | #5E5D58 | 0.274 |
| Deuteranopia (no green cones) | #948851 | 0.247 |
| Tritanopia (no blue cones) | #FF0033 | 0.053 |
| Achromatopsia (no color) | #797979 | 0.244 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EF0057
#EF0057
oklch(60.6% 0.242 13.1)
- #009593
#009593
oklch(60.6% 0.104 193.1)
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 #EF0057, closest first.
No curated palette has a color within ΔE 0.04 of #EF0057.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pink Red #F5054F ΔE 0.017
- Red Pink #FA2A55 ΔE 0.038
- Cerise #DE0C62 ΔE 0.038
- Red Pantone #EF233C ΔE 0.041
- Rose #FF006E ΔE 0.043
- Pinky Red #FC2647 ΔE 0.046
- Strawberry #FB2943 ΔE 0.049
- Neon Red #FF073A ΔE 0.049
Use #EF0057 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.