#5B133B
Closest named color: Grape Purple (#5D1451). oklch(32.6% 0.111 351.1), rgb(91, 19, 59).
Aa
White text reads best on this color (13.11:1).
About this color
#5B133B is a dark, moderately saturated red. In OKLCH its lightness is 33%, its chroma 0.111 and its hue 351°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.039 away. White text reads best on it, at 13.11:1.
| Hue family | Reds |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.111) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.60:1 |
| White text | 13.11:1 |
Values
| HEX | #5B133B |
| RGB | rgb(91, 19, 59) |
| HSL | hsl(327, 65%, 22%) |
| OKLCH | oklch(32.6% 0.111 351.1) |
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 #5B133B | 13.11:1 | AAA | Lc -101.9 | Preferred for body text |
| Black text on #5B133B | 1.60:1 | Fails | Lc 0.0 | Not readable |
| #5B133B text on white | 13.11:1 | AAA | Lc 98.5 | Preferred for body text |
| #5B133B text on black | 1.60:1 | 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
#FCF3F6
oklch(97.2% 0.01 354.9)
-
Step 100
100
#F8E4EC
oklch(93.7% 0.024 351.3)
-
Step 200
200
#F3CDDD
oklch(88.5% 0.047 350.9)
-
Step 300
300
#EBABC7
oklch(80.9% 0.083 351.2)
-
Step 400
400
#DE7BAB
oklch(70.6% 0.134 350.6)
-
Step 500
500
#D25696
oklch(63.1% 0.17 351)
-
Step 600
600
#BD3580
oklch(55.5% 0.186 351.1)
-
Step 700
700
#A3266C
oklch(49.1% 0.173 351.3)
-
Step 800
800
#842258
oklch(42.6% 0.143 351.1)
-
Step 900
900 (this color)
#5B133B
oklch(32.6% 0.111 351.1)
-
Step 950
950
#3F152B
oklch(27% 0.072 350.4)
#5B133B 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) | #1F283C | 0.125 |
| Deuteranopia (no green cones) | #343539 | 0.110 |
| Tritanopia (no blue cones) | #620E25 | 0.040 |
| Achromatopsia (no color) | #303030 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B133B
#5B133B
oklch(32.6% 0.111 351.1)
- #003F30
#003F30
oklch(32.7% 0.064 170.7)
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 #5B133B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.039
- Burgundy #610023 ΔE 0.042
- Merlot #730039 ΔE 0.052
- Deep Violet #490648 ΔE 0.060
- Plum Purple #4E0550 ΔE 0.060
- Claret #680018 ΔE 0.061
- Velvet #750851 ΔE 0.067
- Eggplant Purple #430541 ΔE 0.069
Use #5B133B 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.