#4B3B59
Closest named color: Charcoal Grey (#3C4142). oklch(38.2% 0.054 308.4), rgb(75, 59, 89).
Aa
White text reads best on this color (10.14:1).
About this color
#4B3B59 is a dark, muted purple. In OKLCH its lightness is 38%, its chroma 0.054 and its hue 308°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.056 away. White text reads best on it, at 10.14:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | muted (0.054) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.06:1 |
| White text | 10.14:1 |
Values
| HEX | #4B3B59 |
| RGB | rgb(75, 59, 89) |
| HSL | hsl(272, 20%, 29%) |
| OKLCH | oklch(38.2% 0.054 308.4) |
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 #4B3B59 | 10.14:1 | AAA | Lc -97.6 | Preferred for body text |
| Black text on #4B3B59 | 2.06:1 | Fails | Lc 10.4 | Not readable |
| #4B3B59 text on white | 10.14:1 | AAA | Lc 93.5 | Preferred for body text |
| #4B3B59 text on black | 2.06:1 | Fails | Lc -9.0 | 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
#F6F4F8
oklch(97% 0.006 308.4)
-
Step 100
100
#ECE8F0
oklch(93.6% 0.011 308.3)
-
Step 200
200
#DDD5E5
oklch(88.4% 0.023 308.2)
-
Step 300
300
#C8BAD5
oklch(80.9% 0.04 308.7)
-
Step 400
400
#AC96C0
oklch(70.7% 0.065 308.5)
-
Step 500
500
#987CB0
oklch(63.2% 0.082 308.7)
-
Step 600
600
#82659C
oklch(55.7% 0.089 307.9)
-
Step 700
700
#6E5385
oklch(49.1% 0.084 308.3)
-
Step 800
800
#5A446C
oklch(42.7% 0.07 308.9)
-
Step 900
900 (this color)
#4B3B59
oklch(38.2% 0.054 308.4)
-
Step 950
950
#2B2233
oklch(27% 0.033 308.4)
#4B3B59 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) | #36415A | 0.037 |
| Deuteranopia (no green cones) | #394258 | 0.035 |
| Tritanopia (no blue cones) | #493F46 | 0.039 |
| Achromatopsia (no color) | #414141 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B3B59
#4B3B59
oklch(38.2% 0.054 308.4)
- #3A4829
#3A4829
oklch(38.1% 0.053 128.5)
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 #4B3B59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.056
- Dark Grey Blue #29465B ΔE 0.058
- Onyx #343A40 ΔE 0.061
- Charcoal #264653 ΔE 0.065
- Purple Brown #673A3F ΔE 0.068
- Dark Blue Grey #1F3B4D ΔE 0.072
- Prussian Blue #1D3557 ΔE 0.077
- Gunmetal #293241 ΔE 0.078
Use #4B3B59 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.