#90393C
Closest named color: Auburn (#9B2226). oklch(46.5% 0.118 20.8), rgb(144, 57, 60).
Aa
White text reads best on this color (7.40:1).
About this color
#90393C is a medium-dark, moderately saturated red. In OKLCH its lightness is 47%, its chroma 0.118 and its hue 21°. Its hue sits on the warm side of the wheel. The nearest named color is Auburn (#9B2226), ΔE 0.041 away. White text reads best on it, at 7.40:1.
| Hue family | Reds |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.118) |
| Temperature | warm |
| Nearest name | Auburn (#9B2226) |
| Black text | 2.83:1 |
| White text | 7.40:1 |
Values
| HEX | #90393C |
| RGB | rgb(144, 57, 60) |
| HSL | hsl(358, 43%, 39%) |
| OKLCH | oklch(46.5% 0.118 20.8) |
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 #90393C | 7.40:1 | AAA | Lc -90.0 | Fine for body text |
| Black text on #90393C | 2.83:1 | Fails | Lc 18.9 | Dividers and decoration only |
| #90393C text on white | 7.40:1 | AAA | Lc 85.1 | Fine for body text |
| #90393C text on black | 2.83:1 | Fails | Lc -16.9 | Dividers and decoration only |
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 700.
-
Step 50
50
#FBF3F3
oklch(97% 0.009 17.3)
-
Step 100
100
#F5E6E5
oklch(93.7% 0.016 22.1)
-
Step 200
200
#EED1D0
oklch(88.5% 0.033 20.1)
-
Step 300
300
#E3B3B1
oklch(80.9% 0.056 21.2)
-
Step 400
400
#D48988
oklch(70.7% 0.092 20.5)
-
Step 500
500
#C66A6B
oklch(63% 0.117 20.3)
-
Step 600
600
#B15052
oklch(55.5% 0.127 20.9)
-
Step 700
700 (this color)
#90393C
oklch(46.5% 0.118 20.8)
-
Step 800
800
#7C3637
oklch(42.8% 0.098 21.2)
-
Step 900
900
#642F30
oklch(37.7% 0.077 20.2)
-
Step 950
950
#3B1C1C
oklch(27% 0.049 20.8)
#90393C 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) | #4E4A3C | 0.127 |
| Deuteranopia (no green cones) | #645C3A | 0.117 |
| Tritanopia (no blue cones) | #9D2A3B | 0.033 |
| Achromatopsia (no color) | #555555 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90393C
#90393C
oklch(46.5% 0.118 20.8)
- #00666C
#00666C
oklch(46.4% 0.079 201.9)
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 #90393C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Auburn #9B2226 ΔE 0.041
- Brick #A03623 ΔE 0.042
- Red Brown #8B2E16 ΔE 0.045
- Brown #A52A2A ΔE 0.046
- Brown Red #922B05 ΔE 0.050
- Rust Brown #8B3103 ΔE 0.054
- Brownish Purple #76424E ΔE 0.055
- Burnt Red #9F2305 ΔE 0.055
Use #90393C 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.