#4B4255
Closest named color: Charcoal Grey (#3C4142). oklch(39.6% 0.034 306.4), rgb(75, 66, 85).
Aa
White text reads best on this color (9.50:1).
About this color
#4B4255 is a dark, muted purple. In OKLCH its lightness is 40%, its chroma 0.034 and its hue 306°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.043 away. White text reads best on it, at 9.50:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | muted (0.034) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.20:1 |
| White text | 9.50:1 |
Values
| HEX | #4B4255 |
| RGB | rgb(75, 66, 85) |
| HSL | hsl(268, 13%, 30%) |
| OKLCH | oklch(39.6% 0.034 306.4) |
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 #4B4255 | 9.50:1 | AAA | Lc -96.3 | Preferred for body text |
| Black text on #4B4255 | 2.20:1 | Fails | Lc 12.0 | Not readable |
| #4B4255 text on white | 9.50:1 | AAA | Lc 92.0 | Preferred for body text |
| #4B4255 text on black | 2.20:1 | Fails | Lc -10.4 | 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
#F6F5F7
oklch(97.1% 0.003 308.4)
-
Step 100
100
#EBE9EE
oklch(93.7% 0.007 304.2)
-
Step 200
200
#DBD7E1
oklch(88.5% 0.014 304.1)
-
Step 300
300
#C5BDCE
oklch(81% 0.025 306.9)
-
Step 400
400
#A79AB5
oklch(70.6% 0.041 307)
-
Step 500
500
#9182A2
oklch(63.1% 0.05 306.2)
-
Step 600
600
#7C6B8E
oklch(55.7% 0.057 306.7)
-
Step 700
700
#685978
oklch(49% 0.052 306.6)
-
Step 800
800
#554962
oklch(42.7% 0.043 306.5)
-
Step 900
900 (this color)
#4B4255
oklch(39.6% 0.034 306.4)
-
Step 950
950
#29242F
oklch(27.1% 0.021 305.6)
#4B4255 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) | #3F4556 | 0.021 |
| Deuteranopia (no green cones) | #404654 | 0.021 |
| Tritanopia (no blue cones) | #4A4448 | 0.025 |
| Achromatopsia (no color) | #464646 | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B4255
#4B4255
oklch(39.6% 0.034 306.4)
- #424A36
#424A36
oklch(39.6% 0.034 125.6)
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 #4B4255, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.043
- Dark Grey Blue #29465B ΔE 0.049
- Charcoal #264653 ΔE 0.054
- Onyx #343A40 ΔE 0.058
- Dark Slate Gray #2F4F4F ΔE 0.059
- Purple Brown #673A3F ΔE 0.060
- Dark Blue Grey #1F3B4D ΔE 0.073
- Dusty Grape #545775 ΔE 0.075
Use #4B4255 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.