#5A1B43
Closest named color: Grape Purple (#5D1451). oklch(33.7% 0.104 345.1), rgb(90, 27, 67).
Aa
White text reads best on this color (12.55:1).
About this color
#5A1B43 is a dark, moderately saturated red. In OKLCH its lightness is 34%, its chroma 0.104 and its hue 345°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.030 away. White text reads best on it, at 12.55:1.
| Hue family | Reds |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.104) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.67:1 |
| White text | 12.55:1 |
Values
| HEX | #5A1B43 |
| RGB | rgb(90, 27, 67) |
| HSL | hsl(322, 54%, 23%) |
| OKLCH | oklch(33.7% 0.104 345.1) |
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 #5A1B43 | 12.55:1 | AAA | Lc -101.3 | Preferred for body text |
| Black text on #5A1B43 | 1.67:1 | Fails | Lc 0.0 | Not readable |
| #5A1B43 text on white | 12.55:1 | AAA | Lc 97.8 | Preferred for body text |
| #5A1B43 text on black | 1.67:1 | Fails | Lc 0.0 | 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 900.
-
Step 50
50
#FBF3F7
oklch(97.1% 0.01 345.4)
-
Step 100
100
#F6E4ED
oklch(93.6% 0.023 345.8)
-
Step 200
200
#EFCEE0
oklch(88.4% 0.044 344)
-
Step 300
300
#E6ADCC
oklch(80.9% 0.077 345.2)
-
Step 400
400
#D77FB2
oklch(70.6% 0.125 345)
-
Step 500
500
#CA5C9F
oklch(63.1% 0.159 345.1)
-
Step 600
600
#B53E8A
oklch(55.5% 0.174 345)
-
Step 700
700
#9C2F75
oklch(49.1% 0.162 345.2)
-
Step 800
800
#7F295F
oklch(42.8% 0.133 345.6)
-
Step 900
900 (this color)
#5A1B43
oklch(33.7% 0.104 345.1)
-
Step 950
950
#3C172E
oklch(26.9% 0.067 344.3)
#5A1B43 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) | #222D44 | 0.113 |
| Deuteranopia (no green cones) | #343741 | 0.100 |
| Tritanopia (no blue cones) | #601A2C | 0.043 |
| Achromatopsia (no color) | #333333 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A1B43
#5A1B43
oklch(33.7% 0.104 345.1)
- #00422E
#00422E
oklch(33.6% 0.07 165.5)
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 #5A1B43, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.030
- Burgundy #610023 ΔE 0.058
- Merlot #730039 ΔE 0.058
- Plum Purple #4E0550 ΔE 0.058
- Deep Violet #490648 ΔE 0.061
- Velvet #750851 ΔE 0.063
- Rich Purple #720058 ΔE 0.067
- Eggplant Purple #430541 ΔE 0.072
Use #5A1B43 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.