#ED471D
Closest named color: Vermillion (#F4320C). oklch(63.3% 0.209 34.5), rgb(237, 71, 29).
Aa
Black text reads best on this color (5.51:1).
About this color
#ED471D is a medium-light, vivid red. In OKLCH its lightness is 63%, its chroma 0.209 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Vermillion (#F4320C), ΔE 0.025 away. Black text reads best on it, at 5.51:1.
| Hue family | Reds |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.209) |
| Temperature | warm |
| Nearest name | Vermillion (#F4320C) |
| Black text | 5.51:1 |
| White text | 3.80:1 |
Values
| HEX | #ED471D |
| RGB | rgb(237, 71, 29) |
| HSL | hsl(12, 85%, 52%) |
| OKLCH | oklch(63.3% 0.209 34.5) |
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 #ED471D | 3.80:1 | AA large text | Lc -69.7 | Content text, not long reading |
| Black text on #ED471D | 5.51:1 | AA | Lc 39.9 | Non-text elements, placeholder text |
| #ED471D text on white | 3.80:1 | AA large text | Lc 64.2 | Content text, not long reading |
| #ED471D text on black | 5.51:1 | AA | Lc -37.5 | 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
#FEF2EF
oklch(97% 0.014 34.3)
-
Step 100
100
#FDE3DD
oklch(93.5% 0.03 33.1)
-
Step 200
200
#FCCDC1
oklch(88.6% 0.056 34.7)
-
Step 300
300
#FBA994
oklch(81% 0.102 35)
-
Step 400
400
#F57557
oklch(70.8% 0.164 34.5)
-
Step 500
500 (this color)
#ED471D
oklch(63.3% 0.209 34.5)
-
Step 600
600
#CD3100
oklch(55.6% 0.198 34.4)
-
Step 700
700
#AD2800
oklch(49% 0.174 34.5)
-
Step 800
800
#8F1F00
oklch(42.6% 0.152 34.4)
-
Step 900
900
#791900
oklch(37.8% 0.134 34.5)
-
Step 950
950
#481105
oklch(27.1% 0.086 34.3)
#ED471D 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) | #796B13 | 0.218 |
| Deuteranopia (no green cones) | #A2900F | 0.197 |
| Tritanopia (no blue cones) | #FF0040 | 0.071 |
| Achromatopsia (no color) | #838383 | 0.210 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ED471D
#ED471D
oklch(63.3% 0.209 34.5)
- #009AB3
#009AB3
oklch(63.1% 0.111 214.6)
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 #ED471D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Vermillion #F4320C ΔE 0.025
- Orangey Red #FA4224 ΔE 0.025
- Red Orange #FD3C06 ΔE 0.030
- Orangered #FE420F ΔE 0.031
- Tomato Red #EC2D01 ΔE 0.032
- Orange Red #FF4500 ΔE 0.034
- Deep Orange #DC4D01 ΔE 0.035
- Blood Orange #FE4B03 ΔE 0.036
Use #ED471D 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.