#4B1357
Closest named color: Plum Purple (#4E0550). oklch(31.4% 0.123 319.9), rgb(75, 19, 87).
Aa
White text reads best on this color (13.72:1).
About this color
#4B1357 is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.123 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Plum Purple (#4E0550), ΔE 0.022 away. White text reads best on it, at 13.72:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Plum Purple (#4E0550) |
| Black text | 1.52:1 |
| White text | 13.72:1 |
Values
| HEX | #4B1357 |
| RGB | rgb(75, 19, 87) |
| HSL | hsl(289, 64%, 21%) |
| OKLCH | oklch(31.4% 0.123 319.9) |
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 #4B1357 | 13.72:1 | AAA | Lc -102.8 | Preferred for body text |
| Black text on #4B1357 | 1.52:1 | Fails | Lc 0.0 | Not readable |
| #4B1357 text on white | 13.72:1 | AAA | Lc 99.6 | Preferred for body text |
| #4B1357 text on black | 1.52:1 | 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 950.
-
Step 50
50
#FCF1FE
oklch(97% 0.021 321)
-
Step 100
100
#F7E1FC
oklch(93.5% 0.043 320)
-
Step 200
200
#F2C8FB
oklch(88.5% 0.082 320.3)
-
Step 300
300
#EAA0FB
oklch(80.9% 0.147 320)
-
Step 400
400
#DD63F9
oklch(70.7% 0.234 319.7)
-
Step 500
500
#D20DF5
oklch(63.1% 0.299 320)
-
Step 600
600
#B200D0
oklch(55.6% 0.267 320.1)
-
Step 700
700
#9600B0
oklch(49% 0.235 320)
-
Step 800
800
#7C0092
oklch(42.7% 0.205 319.9)
-
Step 900
900
#68007B
oklch(37.7% 0.181 319.8)
-
Step 950
950 (this color)
#4B1357
oklch(31.4% 0.123 319.9)
#4B1357 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) | #002959 | 0.122 |
| Deuteranopia (no green cones) | #192F55 | 0.107 |
| Tritanopia (no blue cones) | #4B2034 | 0.075 |
| Achromatopsia (no color) | #2D2D2D | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B1357
#4B1357
oklch(31.4% 0.123 319.9)
- #0D3D00
#0D3D00
oklch(31.5% 0.101 139.9)
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 #4B1357, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Plum Purple #4E0550 ΔE 0.022
- Deep Violet #490648 ΔE 0.032
- Grape Purple #5D1451 ΔE 0.044
- Royal Purple #4B006E ΔE 0.046
- Eggplant Purple #430541 ΔE 0.048
- Dark Purple #35063E ΔE 0.072
- Aubergine #3D0734 ΔE 0.072
- Deep Purple #36013F ΔE 0.073
Use #4B1357 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.