#901054
Closest named color: Mulberry (#920A4E). oklch(43.3% 0.167 355.7), rgb(144, 16, 84).
Aa
White text reads best on this color (8.79:1).
About this color
#901054 is a dark, vivid red. In OKLCH its lightness is 43%, its chroma 0.167 and its hue 356°. Its hue sits on the warm side of the wheel. The nearest named color is Mulberry (#920A4E), ΔE 0.010 away. White text reads best on it, at 8.79:1.
| Hue family | Reds |
| Lightness | dark (43%) |
| Chroma | vivid (0.167) |
| Temperature | warm |
| Nearest name | Mulberry (#920A4E) |
| Black text | 2.38:1 |
| White text | 8.79:1 |
Values
| HEX | #901054 |
| RGB | rgb(144, 16, 84) |
| HSL | hsl(328, 80%, 31%) |
| OKLCH | oklch(43.3% 0.167 355.7) |
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 #901054 | 8.79:1 | AAA | Lc -93.0 | Preferred for body text |
| Black text on #901054 | 2.38:1 | Fails | Lc 15.6 | Dividers and decoration only |
| #901054 text on white | 8.79:1 | AAA | Lc 88.4 | Fine for body text |
| #901054 text on black | 2.38:1 | Fails | Lc -13.8 | 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
#FBE3EA
oklch(93.7% 0.028 358)
-
Step 200
200
#F8CBDA
oklch(88.5% 0.054 356.3)
-
Step 300
300
#F4A6C3
oklch(80.9% 0.098 355.6)
-
Step 400
400
#EA73A4
oklch(70.7% 0.156 355.9)
-
Step 500
500
#E0468E
oklch(63.2% 0.2 355.8)
-
Step 600
600
#CB1878
oklch(55.7% 0.217 355.8)
-
Step 700
700
#AF0065
oklch(49.2% 0.201 355.8)
-
Step 800
800 (this color)
#901054
oklch(43.3% 0.167 355.7)
-
Step 900
900
#721844
oklch(37.7% 0.13 355.7)
-
Step 950
950
#431028
oklch(26.9% 0.083 355.2)
#901054 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) | #303C55 | 0.190 |
| Deuteranopia (no green cones) | #535351 | 0.168 |
| Tritanopia (no blue cones) | #9C0032 | 0.058 |
| Achromatopsia (no color) | #4A4A4A | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #901054
#901054
oklch(43.3% 0.167 355.7)
- #005F4F
#005F4F
oklch(43.4% 0.081 175.9)
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 #901054, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mulberry #920A4E ΔE 0.010
- Berry #990F4B ΔE 0.026
- Dark Fuchsia #9D0759 ΔE 0.028
- Purple Red #990147 ΔE 0.028
- Deep Magenta #A0025C ΔE 0.035
- Red Purple #820747 ΔE 0.037
- Red Violet #9E0168 ΔE 0.043
- Violet Red #A50055 ΔE 0.043
Use #901054 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.