#4D375E
Closest named color: Dark Grey Blue (#29465B). oklch(37.9% 0.07 309.3), rgb(77, 55, 94).
Aa
White text reads best on this color (10.37:1).
About this color
#4D375E is a dark, muted purple. In OKLCH its lightness is 38%, its chroma 0.070 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 0.069 away. White text reads best on it, at 10.37:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | muted (0.070) |
| Temperature | in between |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.02:1 |
| White text | 10.37:1 |
Values
| HEX | #4D375E |
| RGB | rgb(77, 55, 94) |
| HSL | hsl(274, 26%, 29%) |
| OKLCH | oklch(37.9% 0.07 309.3) |
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 #4D375E | 10.37:1 | AAA | Lc -98.0 | Preferred for body text |
| Black text on #4D375E | 2.02:1 | Fails | Lc 9.9 | Not readable |
| #4D375E text on white | 10.37:1 | AAA | Lc 94.0 | Preferred for body text |
| #4D375E text on black | 2.02:1 | 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
#EDE7F2
oklch(93.6% 0.016 310.1)
-
Step 200
200
#DFD4E8
oklch(88.5% 0.03 310.1)
-
Step 300
300
#CBB8DB
oklch(81% 0.053 309.5)
-
Step 400
400
#B092C9
oklch(70.6% 0.085 309.1)
-
Step 500
500
#9D77BA
oklch(63.2% 0.106 309.6)
-
Step 600
600
#875EA6
oklch(55.4% 0.117 309.3)
-
Step 700
700
#734E8F
oklch(49.2% 0.108 309.2)
-
Step 800
800
#5E4074
oklch(42.8% 0.09 309.6)
-
Step 900
900 (this color)
#4D375E
oklch(37.9% 0.07 309.3)
-
Step 950
950
#2D2037
oklch(27% 0.045 309.5)
#4D375E 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) | #2F3F5F | 0.052 |
| Deuteranopia (no green cones) | #34405D | 0.048 |
| Tritanopia (no blue cones) | #4B3D46 | 0.050 |
| Achromatopsia (no color) | #404040 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D375E
#4D375E
oklch(37.9% 0.07 309.3)
- #36491F
#36491F
oklch(37.8% 0.069 129.3)
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 #4D375E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.069
- Charcoal Grey #3C4142 ΔE 0.072
- Onyx #343A40 ΔE 0.073
- Dark Slate Blue #483D8B ΔE 0.076
- Purple Brown #673A3F ΔE 0.076
- Charcoal #264653 ΔE 0.078
- Prussian Blue #1D3557 ΔE 0.079
- Grape Purple #5D1451 ΔE 0.080
Use #4D375E 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.