#EF5051
Closest named color: Light Red (#FF474C). oklch(65.1% 0.195 24), rgb(239, 80, 81).
Aa
Black text reads best on this color (5.93:1).
About this color
#EF5051 is a medium-light, vivid red. In OKLCH its lightness is 65%, its chroma 0.195 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Light Red (#FF474C), ΔE 0.029 away. Black text reads best on it, at 5.93:1.
| Hue family | Reds |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.195) |
| Temperature | warm |
| Nearest name | Light Red (#FF474C) |
| Black text | 5.93:1 |
| White text | 3.53:1 |
Values
| HEX | #EF5051 |
| RGB | rgb(239, 80, 81) |
| HSL | hsl(360, 83%, 63%) |
| OKLCH | oklch(65.1% 0.195 24) |
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 #EF5051 | 3.53:1 | AA large text | Lc -67.3 | Content text, not long reading |
| Black text on #EF5051 | 5.93:1 | AA | Lc 42.2 | Non-text elements, placeholder text |
| #EF5051 text on white | 3.53:1 | AA large text | Lc 61.9 | Content text, not long reading |
| #EF5051 text on black | 5.93:1 | AA | Lc -39.8 | 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
#FCE3E1
oklch(93.6% 0.028 23.2)
-
Step 200
200
#FBCCC8
oklch(88.5% 0.054 23.9)
-
Step 300
300
#F8A8A3
oklch(80.8% 0.095 23.3)
-
Step 400
400
#F17671
oklch(70.8% 0.153 24.1)
-
Step 500
500 (this color)
#EF5051
oklch(65.1% 0.195 24)
-
Step 600
600
#D31B2E
oklch(55.5% 0.212 23.9)
-
Step 700
700
#B60321
oklch(49% 0.197 23.9)
-
Step 800
800
#940F1D
oklch(42.7% 0.163 23.9)
-
Step 900
900
#771A1D
oklch(37.8% 0.127 24.2)
-
Step 950
950
#461112
oklch(26.9% 0.081 23.4)
#EF5051 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) | #7B7350 | 0.211 |
| Deuteranopia (no green cones) | #A3954C | 0.194 |
| Tritanopia (no blue cones) | #FF2652 | 0.052 |
| Achromatopsia (no color) | #888888 | 0.197 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EF5051
#EF5051
oklch(65.1% 0.195 24)
- #00A2AE
#00A2AE
oklch(64.9% 0.111 204.1)
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 #EF5051, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Red #FF474C ΔE 0.029
- Watermelon #FD4659 ΔE 0.030
- Grapefruit #FD5956 ΔE 0.033
- Pastel Red #DB5856 ΔE 0.037
- Orangey Red #FA4224 ΔE 0.041
- Imperial Red #E63946 ΔE 0.041
- Pale Red #D9544D ΔE 0.041
- Strawberry #FB2943 ΔE 0.045
Use #EF5051 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.