#901A58
Closest named color: Mulberry (#920A4E). oklch(44.1% 0.161 354.4), rgb(144, 26, 88).
Aa
White text reads best on this color (8.48:1).
About this color
#901A58 is a dark, vivid red. In OKLCH its lightness is 44%, its chroma 0.161 and its hue 354°. Its hue sits on the warm side of the wheel. The nearest named color is Mulberry (#920A4E), ΔE 0.018 away. White text reads best on it, at 8.48:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | vivid (0.161) |
| Temperature | warm |
| Nearest name | Mulberry (#920A4E) |
| Black text | 2.47:1 |
| White text | 8.48:1 |
Values
| HEX | #901A58 |
| RGB | rgb(144, 26, 88) |
| HSL | hsl(328, 69%, 33%) |
| OKLCH | oklch(44.1% 0.161 354.4) |
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 #901A58 | 8.48:1 | AAA | Lc -92.5 | Preferred for body text |
| Black text on #901A58 | 2.47:1 | Fails | Lc 16.2 | Dividers and decoration only |
| #901A58 text on white | 8.48:1 | AAA | Lc 87.8 | Fine for body text |
| #901A58 text on black | 2.47:1 | Fails | Lc -14.3 | Not readable |
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 800.
-
Step 50
50
#FDF2F6
oklch(97.1% 0.013 353.1)
-
Step 100
100
#FAE3EB
oklch(93.7% 0.027 354.5)
-
Step 200
200
#F6CCDB
oklch(88.5% 0.051 354.7)
-
Step 300
300
#F2A7C4
oklch(80.9% 0.095 354.6)
-
Step 400
400
#E775A6
oklch(70.7% 0.15 354.5)
-
Step 500
500
#DC4A90
oklch(63% 0.192 354.5)
-
Step 600
600
#C7227B
oklch(55.6% 0.209 354.2)
-
Step 700
700
#AC0F67
oklch(49.1% 0.194 354.6)
-
Step 800
800 (this color)
#901A58
oklch(44.1% 0.161 354.4)
-
Step 900
900
#701B46
oklch(37.7% 0.125 354)
-
Step 950
950
#421229
oklch(27% 0.079 354)
#901A58 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) | #333F5A | 0.182 |
| Deuteranopia (no green cones) | #545455 | 0.160 |
| Tritanopia (no blue cones) | #9C0737 | 0.056 |
| Achromatopsia (no color) | #4D4D4D | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #901A58
#901A58
oklch(44.1% 0.161 354.4)
- #00614F
#00614F
oklch(44% 0.083 174.2)
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 #901A58, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mulberry #920A4E ΔE 0.018
- Dark Fuchsia #9D0759 ΔE 0.027
- Berry #990F4B ΔE 0.028
- Purple Red #990147 ΔE 0.033
- Deep Magenta #A0025C ΔE 0.034
- Red Violet #9E0168 ΔE 0.041
- Violet Red #A50055 ΔE 0.043
- Red Purple #820747 ΔE 0.044
Use #901A58 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.