#904570
Closest named color: Dark Mauve (#874C62). oklch(49.9% 0.114 346.6), rgb(144, 69, 112).
Aa
White text reads best on this color (6.41:1).
About this color
#904570 is a medium-dark, moderately saturated red. In OKLCH its lightness is 50%, its chroma 0.114 and its hue 347°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Mauve (#874C62), ΔE 0.035 away. White text reads best on it, at 6.41:1.
| Hue family | Reds |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.114) |
| Temperature | warm |
| Nearest name | Dark Mauve (#874C62) |
| Black text | 3.27:1 |
| White text | 6.41:1 |
Values
| HEX | #904570 |
| RGB | rgb(144, 69, 112) |
| HSL | hsl(326, 35%, 42%) |
| OKLCH | oklch(49.9% 0.114 346.6) |
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 #904570 | 6.41:1 | AA | Lc -86.6 | Fine for body text |
| Black text on #904570 | 3.27:1 | AA large text | Lc 22.6 | Dividers and decoration only |
| #904570 text on white | 6.41:1 | AA | Lc 81.5 | Fine for body text |
| #904570 text on black | 3.27:1 | AA large text | Lc -20.4 | 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
#F9F3F6
oklch(97% 0.008 345.3)
-
Step 100
100
#F2E6EC
oklch(93.6% 0.015 345.6)
-
Step 200
200
#E9D1DD
oklch(88.4% 0.031 346)
-
Step 300
300
#DCB3C8
oklch(80.9% 0.055 346.2)
-
Step 400
400
#C98AAC
oklch(70.6% 0.088 346)
-
Step 500
500
#BA6C97
oklch(63.1% 0.112 346.6)
-
Step 600
600
#A55382
oklch(55.6% 0.122 346.3)
-
Step 700
700 (this color)
#904570
oklch(49.9% 0.114 346.6)
-
Step 800
800
#733759
oklch(42.6% 0.095 346.8)
-
Step 900
900
#5D3049
oklch(37.6% 0.074 346.8)
-
Step 950
950
#371D2B
oklch(27.1% 0.046 347.1)
#904570 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) | #4C5771 | 0.122 |
| Deuteranopia (no green cones) | #60636E | 0.110 |
| Tritanopia (no blue cones) | #994455 | 0.046 |
| Achromatopsia (no color) | #5F5F5F | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #904570
#904570
oklch(49.9% 0.114 346.6)
- #007556
#007556
oklch(49.9% 0.103 166.7)
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 #904570, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mauve #874C62 ΔE 0.035
- Light Eggplant #894585 ΔE 0.037
- Dull Purple #84597E ΔE 0.050
- Dusky Purple #895B7B ΔE 0.052
- Light Plum #9D5783 ΔE 0.054
- Light Burgundy #A8415B ΔE 0.056
- Light Maroon #A24857 ΔE 0.056
- Muted Purple #805B87 ΔE 0.061
Use #904570 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.