#EF574B
Closest named color: Grapefruit (#FD5956). oklch(65.8% 0.189 27.9), rgb(239, 87, 75).
Aa
Black text reads best on this color (6.13:1).
About this color
#EF574B is a medium-light, vivid red. In OKLCH its lightness is 66%, its chroma 0.189 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Grapefruit (#FD5956), ΔE 0.030 away. Black text reads best on it, at 6.13:1.
| Hue family | Reds |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.189) |
| Temperature | warm |
| Nearest name | Grapefruit (#FD5956) |
| Black text | 6.13:1 |
| White text | 3.42:1 |
Values
| HEX | #EF574B |
| RGB | rgb(239, 87, 75) |
| HSL | hsl(4, 84%, 62%) |
| OKLCH | oklch(65.8% 0.189 27.9) |
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 #EF574B | 3.42:1 | AA large text | Lc -66.2 | Content text, not long reading |
| Black text on #EF574B | 6.13:1 | AA | Lc 43.3 | Non-text elements, placeholder text |
| #EF574B text on white | 3.42:1 | AA large text | Lc 60.8 | Content text, not long reading |
| #EF574B text on black | 6.13:1 | AA | Lc -40.9 | 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
#FEF3F1
oklch(97.2% 0.012 29.9)
-
Step 100
100
#FBE4E0
oklch(93.6% 0.026 29.4)
-
Step 200
200
#FACDC6
oklch(88.5% 0.052 28.5)
-
Step 300
300
#F7AA9F
oklch(80.9% 0.093 28.3)
-
Step 400
400
#EF786B
oklch(70.7% 0.149 27.8)
-
Step 500
500 (this color)
#EF574B
oklch(65.8% 0.189 27.9)
-
Step 600
600
#D12522
oklch(55.6% 0.206 27.9)
-
Step 700
700
#B41314
oklch(49.1% 0.191 28)
-
Step 800
800
#921714
oklch(42.7% 0.158 28.1)
-
Step 900
900
#761D18
oklch(37.8% 0.124 27.9)
-
Step 950
950
#45130F
oklch(26.9% 0.078 28)
#EF574B 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) | #807649 | 0.201 |
| Deuteranopia (no green cones) | #A69746 | 0.185 |
| Tritanopia (no blue cones) | #FF3255 | 0.058 |
| Achromatopsia (no color) | #8B8B8B | 0.191 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EF574B
#EF574B
oklch(65.8% 0.189 27.9)
- #00A4B5
#00A4B5
oklch(65.7% 0.113 207.8)
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 #EF574B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grapefruit #FD5956 ΔE 0.030
- Light Red #FF474C ΔE 0.035
- Orangey Red #FA4224 ΔE 0.038
- Pastel Red #DB5856 ΔE 0.039
- Watermelon #FD4659 ΔE 0.041
- Tomato #FF6347 ΔE 0.042
- Pale Red #D9544D ΔE 0.043
- Coral Pink #FF6163 ΔE 0.044
Use #EF574B 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.