#901E54
Closest named color: Mulberry (#920A4E). oklch(44.2% 0.155 357.2), rgb(144, 30, 84).
Aa
White text reads best on this color (8.40:1).
About this color
#901E54 is a dark, vivid red. In OKLCH its lightness is 44%, its chroma 0.155 and its hue 357°. 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 8.40:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | vivid (0.155) |
| Temperature | warm |
| Nearest name | Mulberry (#920A4E) |
| Black text | 2.49:1 |
| White text | 8.40:1 |
Values
| HEX | #901E54 |
| RGB | rgb(144, 30, 84) |
| HSL | hsl(332, 66%, 34%) |
| OKLCH | oklch(44.2% 0.155 357.2) |
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 #901E54 | 8.40:1 | AAA | Lc -92.4 | Preferred for body text |
| Black text on #901E54 | 2.49:1 | Fails | Lc 16.3 | Dividers and decoration only |
| #901E54 text on white | 8.40:1 | AAA | Lc 87.7 | Fine for body text |
| #901E54 text on black | 2.49:1 | Fails | Lc -14.5 | 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
#FDF2F5
oklch(97.1% 0.012 358.8)
-
Step 100
100
#FAE3EA
oklch(93.6% 0.027 357.2)
-
Step 200
200
#F6CCD9
oklch(88.5% 0.05 357.6)
-
Step 300
300
#F1A8C1
oklch(80.8% 0.091 357.1)
-
Step 400
400
#E677A2
oklch(70.7% 0.145 356.9)
-
Step 500
500
#DB4D8B
oklch(63% 0.186 356.9)
-
Step 600
600
#C72775
oklch(55.7% 0.202 357)
-
Step 700
700
#AB1662
oklch(49.1% 0.188 357)
-
Step 800
800 (this color)
#901E54
oklch(44.2% 0.155 357.2)
-
Step 900
900
#701D42
oklch(37.7% 0.121 357.4)
-
Step 950
950
#421327
oklch(27.1% 0.076 357.1)
#901E54 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) | #374055 | 0.175 |
| Deuteranopia (no green cones) | #565551 | 0.157 |
| Tritanopia (no blue cones) | #9C0B36 | 0.050 |
| Achromatopsia (no color) | #4D4D4D | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #901E54
#901E54
oklch(44.2% 0.155 357.2)
- #006252
#006252
oklch(44.3% 0.083 176.4)
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 #901E54, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mulberry #920A4E ΔE 0.018
- Berry #990F4B ΔE 0.023
- Purple Red #990147 ΔE 0.029
- Dark Fuchsia #9D0759 ΔE 0.030
- Deep Magenta #A0025C ΔE 0.038
- Violet Red #A50055 ΔE 0.043
- Red Purple #820747 ΔE 0.045
- Cranberry #9E003A ΔE 0.048
Use #901E54 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.