#901153
Closest named color: Mulberry (#920A4E). oklch(43.3% 0.166 356.3), rgb(144, 17, 83).
Aa
White text reads best on this color (8.78:1).
About this color
#901153 is a dark, vivid red. In OKLCH its lightness is 43%, its chroma 0.166 and its hue 356°. Its hue sits on the warm side of the wheel. The nearest named color is Mulberry (#920A4E), ΔE 0.009 away. White text reads best on it, at 8.78:1.
| Hue family | Reds |
| Lightness | dark (43%) |
| Chroma | vivid (0.166) |
| Temperature | warm |
| Nearest name | Mulberry (#920A4E) |
| Black text | 2.39:1 |
| White text | 8.78:1 |
Values
| HEX | #901153 |
| RGB | rgb(144, 17, 83) |
| HSL | hsl(329, 79%, 32%) |
| OKLCH | oklch(43.3% 0.166 356.3) |
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 #901153 | 8.78:1 | AAA | Lc -93.0 | Preferred for body text |
| Black text on #901153 | 2.39:1 | Fails | Lc 15.6 | Dividers and decoration only |
| #901153 text on white | 8.78:1 | AAA | Lc 88.4 | Fine for body text |
| #901153 text on black | 2.39:1 | 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
#F4A6C2
oklch(80.8% 0.098 356.3)
-
Step 400
400
#EA73A3
oklch(70.7% 0.155 356.4)
-
Step 500
500
#E0478D
oklch(63.2% 0.198 356.3)
-
Step 600
600
#CB1977
oklch(55.7% 0.216 356.2)
-
Step 700
700
#AF0164
oklch(49.2% 0.201 356.2)
-
Step 800
800 (this color)
#901153
oklch(43.3% 0.166 356.3)
-
Step 900
900
#721843
oklch(37.6% 0.129 356.4)
-
Step 950
950
#431127
oklch(27% 0.081 356.8)
#901153 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) | #313C54 | 0.189 |
| Deuteranopia (no green cones) | #535350 | 0.168 |
| Tritanopia (no blue cones) | #9C0032 | 0.056 |
| Achromatopsia (no color) | #4B4B4B | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #901153
#901153
oklch(43.3% 0.166 356.3)
- #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 #901153, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mulberry #920A4E ΔE 0.009
- Berry #990F4B ΔE 0.024
- Purple Red #990147 ΔE 0.026
- Dark Fuchsia #9D0759 ΔE 0.028
- Deep Magenta #A0025C ΔE 0.035
- Red Purple #820747 ΔE 0.037
- Violet Red #A50055 ΔE 0.043
- Red Violet #9E0168 ΔE 0.044
Use #901153 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.