#EF524F
Closest named color: Light Red (#FF474C). oklch(65.3% 0.194 25.2), rgb(239, 82, 79).
Aa
Black text reads best on this color (5.98:1).
About this color
#EF524F is a medium-light, vivid red. In OKLCH its lightness is 65%, its chroma 0.194 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Light Red (#FF474C), ΔE 0.030 away. Black text reads best on it, at 5.98:1.
| Hue family | Reds |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.194) |
| Temperature | warm |
| Nearest name | Light Red (#FF474C) |
| Black text | 5.98:1 |
| White text | 3.50:1 |
Values
| HEX | #EF524F |
| RGB | rgb(239, 82, 79) |
| HSL | hsl(1, 83%, 62%) |
| OKLCH | oklch(65.3% 0.194 25.2) |
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 #EF524F | 3.50:1 | AA large text | Lc -67.0 | Content text, not long reading |
| Black text on #EF524F | 5.98:1 | AA | Lc 42.5 | Non-text elements, placeholder text |
| #EF524F text on white | 3.50:1 | AA large text | Lc 61.6 | Content text, not long reading |
| #EF524F text on black | 5.98:1 | AA | Lc -40.1 | 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
#FCE3E1
oklch(93.6% 0.028 23.2)
-
Step 200
200
#FACCC8
oklch(88.4% 0.053 24)
-
Step 300
300
#F8A9A2
oklch(80.9% 0.094 25)
-
Step 400
400
#F0766F
oklch(70.6% 0.152 25)
-
Step 500
500 (this color)
#EF524F
oklch(65.3% 0.194 25.2)
-
Step 600
600
#D31F2A
oklch(55.7% 0.211 25.3)
-
Step 700
700
#B6081D
oklch(49.1% 0.196 25.2)
-
Step 800
800
#94111A
oklch(42.7% 0.163 25.2)
-
Step 900
900
#771B1C
oklch(37.8% 0.126 25.1)
-
Step 950
950
#461211
oklch(27% 0.08 25.2)
#EF524F 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) | #7D734D | 0.207 |
| Deuteranopia (no green cones) | #A4954A | 0.190 |
| Tritanopia (no blue cones) | #FF2953 | 0.054 |
| Achromatopsia (no color) | #898989 | 0.195 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EF524F
#EF524F
oklch(65.3% 0.194 25.2)
- #00A3B0
#00A3B0
oklch(65.3% 0.111 204.8)
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 #EF524F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Red #FF474C ΔE 0.030
- Grapefruit #FD5956 ΔE 0.032
- Watermelon #FD4659 ΔE 0.033
- Pastel Red #DB5856 ΔE 0.037
- Orangey Red #FA4224 ΔE 0.039
- Pale Red #D9544D ΔE 0.041
- Imperial Red #E63946 ΔE 0.044
- Coral Pink #FF6163 ΔE 0.046
Use #EF524F 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.