#4C375D
Closest named color: Dark Grey Blue (#29465B). oklch(37.7% 0.068 308.8), rgb(76, 55, 93).
Aa
White text reads best on this color (10.43:1).
About this color
#4C375D is a dark, muted purple. In OKLCH its lightness is 38%, its chroma 0.068 and its hue 309°. 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 10.43:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | muted (0.068) |
| Temperature | in between |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.01:1 |
| White text | 10.43:1 |
Values
| HEX | #4C375D |
| RGB | rgb(76, 55, 93) |
| HSL | hsl(273, 26%, 29%) |
| OKLCH | oklch(37.7% 0.068 308.8) |
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 #4C375D | 10.43:1 | AAA | Lc -98.1 | Preferred for body text |
| Black text on #4C375D | 2.01:1 | Fails | Lc 9.8 | Not readable |
| #4C375D text on white | 10.43:1 | AAA | Lc 94.1 | Preferred for body text |
| #4C375D text on black | 2.01:1 | Fails | Lc -8.4 | 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
#F7F4F9
oklch(97.1% 0.007 312.3)
-
Step 100
100
#EDE7F2
oklch(93.6% 0.016 310.1)
-
Step 200
200
#DED4E8
oklch(88.4% 0.029 308.1)
-
Step 300
300
#CAB8DA
oklch(80.8% 0.051 309)
-
Step 400
400
#AF93C8
oklch(70.7% 0.082 308.4)
-
Step 500
500
#9C77BA
oklch(63.1% 0.106 308.9)
-
Step 600
600
#875FA6
oklch(55.6% 0.115 309)
-
Step 700
700
#724E8E
oklch(49% 0.106 308.9)
-
Step 800
800
#5D4173
oklch(42.8% 0.086 308.9)
-
Step 900
900 (this color)
#4C375D
oklch(37.7% 0.068 308.8)
-
Step 950
950
#2D2036
oklch(26.9% 0.044 310.7)
#4C375D 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) | #2F3F5E | 0.051 |
| Deuteranopia (no green cones) | #34405C | 0.046 |
| Tritanopia (no blue cones) | #4A3D45 | 0.051 |
| Achromatopsia (no color) | #404040 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4C375D
#4C375D
oklch(37.7% 0.068 308.8)
- #36481F
#36481F
oklch(37.5% 0.068 128.8)
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 #4C375D, 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 0.070
- Onyx #343A40 ΔE 0.070
- Purple Brown #673A3F ΔE 0.076
- Charcoal #264653 ΔE 0.076
- Prussian Blue #1D3557 ΔE 0.077
- Dark Slate Blue #483D8B ΔE 0.077
- Dark Blue Grey #1F3B4D ΔE 0.078
Use #4C375D 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.