#901A39
Closest named color: Red Wine (#8C0034). oklch(43.1% 0.152 12.1), rgb(144, 26, 57).
Aa
White text reads best on this color (8.77:1).
About this color
#901A39 is a dark, vivid red. In OKLCH its lightness is 43%, its chroma 0.152 and its hue 12°. Its hue sits on the warm side of the wheel. The nearest named color is Red Wine (#8C0034), ΔE 0.025 away. White text reads best on it, at 8.77:1.
| Hue family | Reds |
| Lightness | dark (43%) |
| Chroma | vivid (0.152) |
| Temperature | warm |
| Nearest name | Red Wine (#8C0034) |
| Black text | 2.39:1 |
| White text | 8.77:1 |
Values
| HEX | #901A39 |
| RGB | rgb(144, 26, 57) |
| HSL | hsl(344, 69%, 33%) |
| OKLCH | oklch(43.1% 0.152 12.1) |
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 #901A39 | 8.77:1 | AAA | Lc -93.2 | Preferred for body text |
| Black text on #901A39 | 2.39:1 | Fails | Lc 15.4 | Dividers and decoration only |
| #901A39 text on white | 8.77:1 | AAA | Lc 88.6 | Fine for body text |
| #901A39 text on black | 2.39:1 | Fails | Lc -13.6 | 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
#FDF2F3
oklch(97% 0.012 11)
-
Step 100
100
#FBE3E5
oklch(93.6% 0.026 11.9)
-
Step 200
200
#F8CCD0
oklch(88.4% 0.05 12)
-
Step 300
300
#F4A9B1
oklch(80.9% 0.089 12.2)
-
Step 400
400
#EB7889
oklch(70.8% 0.142 12.1)
-
Step 500
500
#E14E6B
oklch(63.2% 0.183 12.3)
-
Step 600
600
#CC2853
oklch(55.6% 0.198 12.3)
-
Step 700
700
#B01744
oklch(49.2% 0.184 12.1)
-
Step 800
800 (this color)
#901A39
oklch(43.1% 0.152 12.1)
-
Step 900
900
#731D30
oklch(37.7% 0.119 12.3)
-
Step 950
950
#44131C
oklch(27.1% 0.076 12.7)
#901A39 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) | #3C3B39 | 0.170 |
| Deuteranopia (no green cones) | #5A5336 | 0.155 |
| Tritanopia (no blue cones) | #9E0028 | 0.035 |
| Achromatopsia (no color) | #4B4B4B | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #901A39
#901A39
oklch(43.1% 0.152 12.1)
- #005D5A
#005D5A
oklch(43.2% 0.074 190.9)
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 #901A39, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Wine #8C0034 ΔE 0.025
- Cranberry #9E003A ΔE 0.030
- Purple Red #990147 ΔE 0.035
- Berry #990F4B ΔE 0.035
- Mulberry #920A4E ΔE 0.040
- Auburn #9B2226 ΔE 0.041
- Carmine #9D0216 ΔE 0.046
- Red Purple #820747 ΔE 0.051
Use #901A39 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.