#EC433E
Closest named color: Imperial Red (#E63946). oklch(63% 0.207 26.8), rgb(236, 67, 62).
Aa
Black text reads best on this color (5.43:1).
About this color
#EC433E is a medium-light, vivid red. In OKLCH its lightness is 63%, its chroma 0.207 and its hue 27°. Its hue sits on the warm side of the wheel. The nearest named color is Imperial Red (#E63946), ΔE 0.024 away. Black text reads best on it, at 5.43:1.
| Hue family | Reds |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.207) |
| Temperature | warm |
| Nearest name | Imperial Red (#E63946) |
| Black text | 5.43:1 |
| White text | 3.86:1 |
Values
| HEX | #EC433E |
| RGB | rgb(236, 67, 62) |
| HSL | hsl(2, 82%, 58%) |
| OKLCH | oklch(63% 0.207 26.8) |
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 #EC433E | 3.86:1 | AA large text | Lc -70.2 | Content text, not long reading |
| Black text on #EC433E | 5.43:1 | AA | Lc 39.4 | Non-text elements, placeholder text |
| #EC433E text on white | 3.86:1 | AA large text | Lc 64.7 | Content text, not long reading |
| #EC433E text on black | 5.43:1 | AA | Lc -36.9 | 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
#FFF2F1
oklch(97.1% 0.014 22.8)
-
Step 100
100
#FDE3E0
oklch(93.6% 0.029 25.6)
-
Step 200
200
#FCCCC5
oklch(88.5% 0.056 27.9)
-
Step 300
300
#FBA79E
oklch(80.8% 0.101 26.2)
-
Step 400
400
#F57368
oklch(70.7% 0.162 26.9)
-
Step 500
500 (this color)
#EC433E
oklch(63% 0.207 26.8)
-
Step 600
600
#D8061B
oklch(55.6% 0.225 26.7)
-
Step 700
700
#B70013
oklch(49% 0.2 26.8)
-
Step 800
800
#97020F
oklch(42.6% 0.172 26.7)
-
Step 900
900
#791515
oklch(37.6% 0.134 26.6)
-
Step 950
950
#48100E
oklch(27.1% 0.085 26.6)
#EC433E 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) | #756A3C | 0.221 |
| Deuteranopia (no green cones) | #9F8F38 | 0.202 |
| Tritanopia (no blue cones) | #FF0044 | 0.055 |
| Achromatopsia (no color) | #828282 | 0.208 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EC433E
#EC433E
oklch(63% 0.207 26.8)
- #009BAA
#009BAA
oklch(63% 0.108 206.9)
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 #EC433E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Imperial Red #E63946 ΔE 0.024
- Vermillion #F4320C ΔE 0.032
- Orangey Red #FA4224 ΔE 0.033
- Red Pantone #EF233C ΔE 0.034
- Strawberry #FB2943 ΔE 0.037
- Tomato Red #EC2D01 ΔE 0.037
- Pale Red #D9544D ΔE 0.039
- Light Red #FF474C ΔE 0.041
Use #EC433E 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.