#90575A
Closest named color: Dark Mauve (#874C62). oklch(52.2% 0.076 16.6), rgb(144, 87, 90).
Aa
White text reads best on this color (5.68:1).
About this color
#90575A is a medium-dark, moderately saturated red. In OKLCH its lightness is 52%, its chroma 0.076 and its hue 17°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Mauve (#874C62), ΔE 0.041 away. White text reads best on it, at 5.68:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.076) |
| Temperature | warm |
| Nearest name | Dark Mauve (#874C62) |
| Black text | 3.69:1 |
| White text | 5.68:1 |
Values
| HEX | #90575A |
| RGB | rgb(144, 87, 90) |
| HSL | hsl(357, 25%, 45%) |
| OKLCH | oklch(52.2% 0.076 16.6) |
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 #90575A | 5.68:1 | AA | Lc -83.5 | Fine for body text |
| Black text on #90575A | 3.69:1 | AA large text | Lc 25.8 | Dividers and decoration only |
| #90575A text on white | 5.68:1 | AA | Lc 78.2 | Fine for body text |
| #90575A text on black | 3.69:1 | AA large text | Lc -23.6 | 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
#F9F4F4
oklch(97.1% 0.005 17.2)
-
Step 100
100
#F1E7E7
oklch(93.6% 0.011 17.4)
-
Step 200
200
#E6D4D4
oklch(88.5% 0.02 17.5)
-
Step 300
300
#D7B8B8
oklch(80.9% 0.036 17.9)
-
Step 400
400
#C39294
oklch(70.7% 0.059 16)
-
Step 500
500
#B27779
oklch(63.1% 0.074 17.2)
-
Step 600
600
#9D5F62
oklch(55.5% 0.081 16.9)
-
Step 700
700 (this color)
#90575A
oklch(52.2% 0.076 16.6)
-
Step 800
800
#6D4043
oklch(42.6% 0.063 15.8)
-
Step 900
900
#593738
oklch(37.8% 0.049 17.7)
-
Step 950
950
#342021
oklch(26.9% 0.031 16.1)
#90575A 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) | #62605A | 0.081 |
| Deuteranopia (no green cones) | #706B59 | 0.075 |
| Tritanopia (no blue cones) | #9A5158 | 0.022 |
| Achromatopsia (no color) | #676767 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90575A
#90575A
oklch(52.2% 0.076 16.6)
- #277778
#277778
oklch(52.2% 0.076 196.3)
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 #90575A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mauve #874C62 ΔE 0.041
- Light Maroon #A24857 ΔE 0.045
- Cocoa #875F42 ΔE 0.050
- Dusky Purple #895B7B ΔE 0.050
- Dull Purple #84597E ΔE 0.059
- Sienna #A0522D ΔE 0.060
- Dark Taupe #7F684E ΔE 0.062
- Light Burgundy #A8415B ΔE 0.063
Use #90575A 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.