#E9523F
Closest named color: Pale Red (#D9544D). oklch(64.1% 0.19 30.2), rgb(233, 82, 63).
Aa
Black text reads best on this color (5.74:1).
About this color
#E9523F is a medium-light, vivid red. In OKLCH its lightness is 64%, its chroma 0.190 and its hue 30°. Its hue sits on the warm side of the wheel. The nearest named color is Pale Red (#D9544D), ΔE 0.032 away. Black text reads best on it, at 5.74:1.
| Hue family | Reds |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.190) |
| Temperature | warm |
| Nearest name | Pale Red (#D9544D) |
| Black text | 5.74:1 |
| White text | 3.65:1 |
Values
| HEX | #E9523F |
| RGB | rgb(233, 82, 63) |
| HSL | hsl(7, 79%, 58%) |
| OKLCH | oklch(64.1% 0.19 30.2) |
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 #E9523F | 3.65:1 | AA large text | Lc -68.6 | Content text, not long reading |
| Black text on #E9523F | 5.74:1 | AA | Lc 41.0 | Non-text elements, placeholder text |
| #E9523F text on white | 3.65:1 | AA large text | Lc 63.1 | Content text, not long reading |
| #E9523F text on black | 5.74:1 | AA | Lc -38.6 | 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
#FBE4DF
oklch(93.6% 0.026 32.2)
-
Step 200
200
#FACDC5
oklch(88.5% 0.052 29.9)
-
Step 300
300
#F7AA9D
oklch(80.9% 0.093 29.9)
-
Step 400
400
#EF7967
oklch(70.8% 0.149 30.2)
-
Step 500
500 (this color)
#E9523F
oklch(64.1% 0.19 30.2)
-
Step 600
600
#D12616
oklch(55.6% 0.207 30.1)
-
Step 700
700
#B41405
oklch(49% 0.192 30.2)
-
Step 800
800
#92170B
oklch(42.6% 0.159 30.2)
-
Step 900
900
#761D13
oklch(37.7% 0.125 30.2)
-
Step 950
950
#45130D
oklch(26.9% 0.078 29.9)
#E9523F 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) | #7C713C | 0.200 |
| Deuteranopia (no green cones) | #A2923A | 0.182 |
| Tritanopia (no blue cones) | #FF294F | 0.065 |
| Achromatopsia (no color) | #868686 | 0.191 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E9523F
#E9523F
oklch(64.1% 0.19 30.2)
- #009EB2
#009EB2
oklch(64.1% 0.111 210.5)
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 #E9523F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Red #D9544D ΔE 0.032
- Pastel Red #DB5856 ΔE 0.033
- Orangey Red #FA4224 ΔE 0.036
- Imperial Red #E63946 ΔE 0.044
- Vermillion #F4320C ΔE 0.044
- Orangered #FE420F ΔE 0.045
- Deep Orange #DC4D01 ΔE 0.045
- Light Red #FF474C ΔE 0.045
Use #E9523F 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.