#4D375C
Closest named color: Dark Grey Blue (#29465B). oklch(37.8% 0.067 310.7), rgb(77, 55, 92).
Aa
White text reads best on this color (10.41:1).
About this color
#4D375C is a dark, muted purple. In OKLCH its lightness is 38%, its chroma 0.067 and its hue 311°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.068 away. White text reads best on it, at 10.41:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | muted (0.067) |
| Temperature | in between |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.01:1 |
| White text | 10.41:1 |
Values
| HEX | #4D375C |
| RGB | rgb(77, 55, 92) |
| HSL | hsl(276, 25%, 29%) |
| OKLCH | oklch(37.8% 0.067 310.7) |
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 #4D375C | 10.41:1 | AAA | Lc -98.1 | Preferred for body text |
| Black text on #4D375C | 2.01:1 | Fails | Lc 9.8 | Not readable |
| #4D375C text on white | 10.41:1 | AAA | Lc 94.1 | Preferred for body text |
| #4D375C text on black | 2.01:1 | Fails | Lc -8.5 | 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
#F7F4F9
oklch(97.1% 0.007 312.3)
-
Step 100
100
#EDE7F1
oklch(93.6% 0.015 312.2)
-
Step 200
200
#DFD4E7
oklch(88.4% 0.028 311.3)
-
Step 300
300
#CBB8D9
oklch(80.9% 0.05 310.9)
-
Step 400
400
#B193C6
oklch(70.8% 0.08 311)
-
Step 500
500
#9D77B7
oklch(63% 0.102 310.8)
-
Step 600
600
#885FA3
oklch(55.6% 0.111 310.9)
-
Step 700
700
#734E8C
oklch(49% 0.104 310.5)
-
Step 800
800
#5E4072
oklch(42.7% 0.087 310.7)
-
Step 900
900 (this color)
#4D375C
oklch(37.8% 0.067 310.7)
-
Step 950
950
#2D2036
oklch(26.9% 0.044 310.7)
#4D375C 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) | #303F5D | 0.051 |
| Deuteranopia (no green cones) | #35405B | 0.047 |
| Tritanopia (no blue cones) | #4B3C45 | 0.047 |
| Achromatopsia (no color) | #404040 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D375C
#4D375C
oklch(37.8% 0.067 310.7)
- #354921
#354921
oklch(37.8% 0.068 130.9)
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 #4D375C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.068
- Charcoal Grey #3C4142 ΔE 0.069
- Onyx #343A40 ΔE 0.070
- Purple Brown #673A3F ΔE 0.073
- Charcoal #264653 ΔE 0.077
- Prussian Blue #1D3557 ΔE 0.079
- Dark Slate Blue #483D8B ΔE 0.079
- Dark Blue Grey #1F3B4D ΔE 0.079
Use #4D375C 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.