#EF474A
Closest named color: Imperial Red (#E63946). oklch(64.1% 0.205 24.2), rgb(239, 71, 74).
Aa
Black text reads best on this color (5.67:1).
About this color
#EF474A is a medium-light, vivid red. In OKLCH its lightness is 64%, its chroma 0.205 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Imperial Red (#E63946), ΔE 0.029 away. Black text reads best on it, at 5.67:1.
| Hue family | Reds |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.205) |
| Temperature | warm |
| Nearest name | Imperial Red (#E63946) |
| Black text | 5.67:1 |
| White text | 3.70:1 |
Values
| HEX | #EF474A |
| RGB | rgb(239, 71, 74) |
| HSL | hsl(359, 84%, 61%) |
| OKLCH | oklch(64.1% 0.205 24.2) |
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 #EF474A | 3.70:1 | AA large text | Lc -68.8 | Content text, not long reading |
| Black text on #EF474A | 5.67:1 | AA | Lc 40.7 | Non-text elements, placeholder text |
| #EF474A text on white | 3.70:1 | AA large text | Lc 63.3 | Content text, not long reading |
| #EF474A text on black | 5.67:1 | AA | Lc -38.3 | 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
#FEF2F1
oklch(97% 0.013 23.2)
-
Step 100
100
#FDE3E0
oklch(93.6% 0.029 25.6)
-
Step 200
200
#FCCCC7
oklch(88.6% 0.055 25.2)
-
Step 300
300
#FBA7A1
oklch(80.9% 0.1 24)
-
Step 400
400
#F4736E
oklch(70.7% 0.16 24.2)
-
Step 500
500 (this color)
#EF474A
oklch(64.1% 0.205 24.2)
-
Step 600
600
#D70828
oklch(55.6% 0.222 24.3)
-
Step 700
700
#B7001F
oklch(49.1% 0.199 24.3)
-
Step 800
800
#970319
oklch(42.8% 0.171 24.2)
-
Step 900
900
#79151B
oklch(37.7% 0.134 23.9)
-
Step 950
950
#471010
oklch(27% 0.084 24.7)
#EF474A 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) | #776E48 | 0.221 |
| Deuteranopia (no green cones) | #A19245 | 0.202 |
| Tritanopia (no blue cones) | #FF044A | 0.054 |
| Achromatopsia (no color) | #858585 | 0.206 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EF474A
#EF474A
oklch(64.1% 0.205 24.2)
- #009FAB
#009FAB
oklch(64.1% 0.109 204.3)
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 #EF474A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Imperial Red #E63946 ΔE 0.029
- Light Red #FF474C ΔE 0.031
- Watermelon #FD4659 ΔE 0.032
- Strawberry #FB2943 ΔE 0.034
- Orangey Red #FA4224 ΔE 0.036
- Pinky Red #FC2647 ΔE 0.038
- Red Pantone #EF233C ΔE 0.039
- Pastel Red #DB5856 ΔE 0.041
Use #EF474A 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.