#90374E
Closest named color: Dark Mauve (#874C62). oklch(46.7% 0.122 7.1), rgb(144, 55, 78).
Aa
White text reads best on this color (7.38:1).
About this color
#90374E is a medium-dark, moderately saturated red. In OKLCH its lightness is 47%, its chroma 0.122 and its hue 7°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Mauve (#874C62), ΔE 0.049 away. White text reads best on it, at 7.38:1.
| Hue family | Reds |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.122) |
| Temperature | warm |
| Nearest name | Dark Mauve (#874C62) |
| Black text | 2.84:1 |
| White text | 7.38:1 |
Values
| HEX | #90374E |
| RGB | rgb(144, 55, 78) |
| HSL | hsl(344, 45%, 39%) |
| OKLCH | oklch(46.7% 0.122 7.1) |
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 #90374E | 7.38:1 | AAA | Lc -89.9 | Fine for body text |
| Black text on #90374E | 2.84:1 | Fails | Lc 19.0 | Dividers and decoration only |
| #90374E text on white | 7.38:1 | AAA | Lc 85.0 | Fine for body text |
| #90374E text on black | 2.84:1 | Fails | Lc -17.0 | 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
#FBF3F4
oklch(97.1% 0.009 8.5)
-
Step 100
100
#F5E5E8
oklch(93.5% 0.018 4.5)
-
Step 200
200
#EED1D5
oklch(88.6% 0.033 8.3)
-
Step 300
300
#E3B1BA
oklch(80.8% 0.059 6.4)
-
Step 400
400
#D38896
oklch(70.7% 0.093 7.6)
-
Step 500
500
#C6687D
oklch(63.2% 0.121 6.9)
-
Step 600
600
#B14E66
oklch(55.7% 0.131 7.2)
-
Step 700
700 (this color)
#90374E
oklch(46.7% 0.122 7.1)
-
Step 800
800
#7B3445
oklch(42.7% 0.1 7.4)
-
Step 900
900
#642E3A
oklch(37.8% 0.079 7.6)
-
Step 950
950
#3B1B22
oklch(27% 0.051 7.1)
#90374E 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) | #494B4F | 0.135 |
| Deuteranopia (no green cones) | #605C4C | 0.124 |
| Tritanopia (no blue cones) | #9C2C40 | 0.031 |
| Achromatopsia (no color) | #565656 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90374E
#90374E
oklch(46.7% 0.122 7.1)
- #006862
#006862
oklch(46.6% 0.081 187.9)
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 #90374E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mauve #874C62 ΔE 0.049
- Brownish Purple #76424E ΔE 0.053
- Berry #990F4B ΔE 0.054
- Light Maroon #A24857 ΔE 0.055
- Auburn #9B2226 ΔE 0.056
- Light Burgundy #A8415B ΔE 0.057
- Brown #A52A2A ΔE 0.060
- Cranberry #9E003A ΔE 0.061
Use #90374E 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.