#90555E
Closest named color: Dark Mauve (#874C62). oklch(51.9% 0.079 10.3), rgb(144, 85, 94).
Aa
White text reads best on this color (5.75:1).
About this color
#90555E is a medium-dark, moderately saturated red. In OKLCH its lightness is 52%, its chroma 0.079 and its hue 10°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Mauve (#874C62), ΔE 0.033 away. White text reads best on it, at 5.75:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.079) |
| Temperature | warm |
| Nearest name | Dark Mauve (#874C62) |
| Black text | 3.64:1 |
| White text | 5.75:1 |
Values
| HEX | #90555E |
| RGB | rgb(144, 85, 94) |
| HSL | hsl(351, 26%, 45%) |
| OKLCH | oklch(51.9% 0.079 10.3) |
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 #90555E | 5.75:1 | AA | Lc -83.9 | Fine for body text |
| Black text on #90555E | 3.64:1 | AA large text | Lc 25.5 | Dividers and decoration only |
| #90555E text on white | 5.75:1 | AA | Lc 78.6 | Fine for body text |
| #90555E text on black | 3.64:1 | AA large text | Lc -23.2 | 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
#F1E7E8
oklch(93.6% 0.011 10.3)
-
Step 200
200
#E7D4D6
oklch(88.6% 0.021 10.3)
-
Step 300
300
#D8B7BB
oklch(80.9% 0.038 9.7)
-
Step 400
400
#C39198
oklch(70.6% 0.061 9.4)
-
Step 500
500
#B3767E
oklch(63.1% 0.077 10.9)
-
Step 600
600
#9E5E68
oklch(55.7% 0.084 10.1)
-
Step 700
700 (this color)
#90555E
oklch(51.9% 0.079 10.3)
-
Step 800
800
#6E3F46
oklch(42.6% 0.066 10.6)
-
Step 900
900
#59363B
oklch(37.7% 0.051 10.5)
-
Step 950
950
#342023
oklch(27% 0.031 9.5)
#90555E 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) | #5F5F5E | 0.086 |
| Deuteranopia (no green cones) | #6E6A5D | 0.079 |
| Tritanopia (no blue cones) | #9A5058 | 0.021 |
| Achromatopsia (no color) | #666666 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90555E
#90555E
oklch(51.9% 0.079 10.3)
- #227773
#227773
oklch(51.9% 0.079 190.4)
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 #90555E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mauve #874C62 ΔE 0.033
- Light Maroon #A24857 ΔE 0.041
- Dusky Purple #895B7B ΔE 0.044
- Dull Purple #84597E ΔE 0.052
- Light Burgundy #A8415B ΔE 0.058
- Cocoa #875F42 ΔE 0.058
- Light Plum #9D5783 ΔE 0.062
- Dusty Purple #825F87 ΔE 0.065
Use #90555E 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.