#EC4B4F
Closest named color: Imperial Red (#E63946). oklch(64% 0.197 23.4), rgb(236, 75, 79).
Aa
Black text reads best on this color (5.68:1).
About this color
#EC4B4F is a medium-light, vivid red. In OKLCH its lightness is 64%, its chroma 0.197 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Imperial Red (#E63946), ΔE 0.030 away. Black text reads best on it, at 5.68:1.
| Hue family | Reds |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.197) |
| Temperature | warm |
| Nearest name | Imperial Red (#E63946) |
| Black text | 5.68:1 |
| White text | 3.69:1 |
Values
| HEX | #EC4B4F |
| RGB | rgb(236, 75, 79) |
| HSL | hsl(359, 81%, 61%) |
| OKLCH | oklch(64% 0.197 23.4) |
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 #EC4B4F | 3.69:1 | AA large text | Lc -68.8 | Content text, not long reading |
| Black text on #EC4B4F | 5.68:1 | AA | Lc 40.7 | Non-text elements, placeholder text |
| #EC4B4F text on white | 3.69:1 | AA large text | Lc 63.3 | Content text, not long reading |
| #EC4B4F text on black | 5.68:1 | 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
#FCE3E1
oklch(93.6% 0.028 23.2)
-
Step 200
200
#FBCCC8
oklch(88.5% 0.054 23.9)
-
Step 300
300
#F9A8A3
oklch(80.9% 0.097 23.3)
-
Step 400
400
#F27571
oklch(70.8% 0.155 23.7)
-
Step 500
500 (this color)
#EC4B4F
oklch(64% 0.197 23.4)
-
Step 600
600
#D4182F
oklch(55.6% 0.214 23.4)
-
Step 700
700
#B70022
oklch(49.2% 0.199 23.5)
-
Step 800
800
#950C1E
oklch(42.8% 0.166 23.3)
-
Step 900
900
#77191E
oklch(37.7% 0.128 23.3)
-
Step 950
950
#461112
oklch(26.9% 0.081 23.4)
#EC4B4F 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) | #776F4E | 0.214 |
| Deuteranopia (no green cones) | #A0924A | 0.196 |
| Tritanopia (no blue cones) | #FF1B4E | 0.053 |
| Achromatopsia (no color) | #858585 | 0.199 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EC4B4F
#EC4B4F
oklch(64% 0.197 23.4)
- #009FAA
#009FAA
oklch(64% 0.109 203.5)
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 #EC4B4F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Imperial Red #E63946 ΔE 0.030
- Pastel Red #DB5856 ΔE 0.034
- Watermelon #FD4659 ΔE 0.034
- Light Red #FF474C ΔE 0.035
- Pale Red #D9544D ΔE 0.036
- Strawberry #FB2943 ΔE 0.041
- Orangey Red #FA4224 ΔE 0.042
- Grapefruit #FD5956 ΔE 0.044
Use #EC4B4F 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.