#E9512F
Closest named color: Orangey Red (#FA4224). oklch(63.8% 0.194 34), rgb(233, 81, 47).
Aa
Black text reads best on this color (5.68:1).
About this color
#E9512F is a medium-light, vivid red. In OKLCH its lightness is 64%, its chroma 0.194 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Orangey Red (#FA4224), ΔE 0.033 away. Black text reads best on it, at 5.68:1.
| Hue family | Reds |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.194) |
| Temperature | warm |
| Nearest name | Orangey Red (#FA4224) |
| Black text | 5.68:1 |
| White text | 3.69:1 |
Values
| HEX | #E9512F |
| RGB | rgb(233, 81, 47) |
| HSL | hsl(11, 81%, 55%) |
| OKLCH | oklch(63.8% 0.194 34) |
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 #E9512F | 3.69:1 | AA large text | Lc -68.9 | Content text, not long reading |
| Black text on #E9512F | 5.68:1 | AA | Lc 40.6 | Non-text elements, placeholder text |
| #E9512F text on white | 3.69:1 | AA large text | Lc 63.4 | Content text, not long reading |
| #E9512F text on black | 5.68:1 | AA | Lc -38.2 | 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
#FEF3F0
oklch(97.2% 0.013 35.7)
-
Step 100
100
#FCE4DE
oklch(93.7% 0.028 34.3)
-
Step 200
200
#FACDC3
oklch(88.5% 0.053 32.7)
-
Step 300
300
#F7AB98
oklch(81% 0.094 34.6)
-
Step 400
400
#EF795E
oklch(70.6% 0.151 34.1)
-
Step 500
500 (this color)
#E9512F
oklch(63.8% 0.194 34)
-
Step 600
600
#CE2F00
oklch(55.6% 0.2 34)
-
Step 700
700
#AE2600
oklch(49% 0.177 33.9)
-
Step 800
800
#901E00
oklch(42.7% 0.153 34)
-
Step 900
900
#761D08
oklch(37.7% 0.127 33.9)
-
Step 950
950
#461308
oklch(27% 0.081 33.9)
#E9512F 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) | #7D702A | 0.200 |
| Deuteranopia (no green cones) | #A29128 | 0.182 |
| Tritanopia (no blue cones) | #FF234A | 0.073 |
| Achromatopsia (no color) | #858585 | 0.195 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E9512F
#E9512F
oklch(63.8% 0.194 34)
- #009CB5
#009CB5
oklch(63.7% 0.112 214.4)
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 #E9512F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Orangey Red #FA4224 ΔE 0.033
- Deep Orange #DC4D01 ΔE 0.035
- Pale Red #D9544D ΔE 0.040
- Vermillion #F4320C ΔE 0.040
- Orangered #FE420F ΔE 0.040
- Blood Orange #FE4B03 ΔE 0.041
- Red Orange #FD3C06 ΔE 0.041
- Orange Pant #FB5607 ΔE 0.041
Use #E9512F 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.