#4C3D7B
Closest named color: Dark Slate Blue (#483D8B). oklch(40.7% 0.101 292.4), rgb(76, 61, 123).
Aa
White text reads best on this color (9.28:1).
About this color
#4C3D7B is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.101 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.028 away. White text reads best on it, at 9.28:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.101) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.26:1 |
| White text | 9.28:1 |
Values
| HEX | #4C3D7B |
| RGB | rgb(76, 61, 123) |
| HSL | hsl(255, 34%, 36%) |
| OKLCH | oklch(40.7% 0.101 292.4) |
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 #4C3D7B | 9.28:1 | AAA | Lc -95.6 | Preferred for body text |
| Black text on #4C3D7B | 2.26:1 | Fails | Lc 12.7 | Not readable |
| #4C3D7B text on white | 9.28:1 | AAA | Lc 91.3 | Preferred for body text |
| #4C3D7B text on black | 2.26:1 | Fails | Lc -11.1 | 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 800.
-
Step 50
50
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#EAE8F5
oklch(93.6% 0.018 293.1)
-
Step 200
200
#D9D6EE
oklch(88.6% 0.033 291.5)
-
Step 300
300
#C1BAE4
oklch(80.8% 0.059 292.7)
-
Step 400
400
#A296D7
oklch(70.8% 0.094 292.3)
-
Step 500
500
#8C7ACC
oklch(63% 0.122 292.6)
-
Step 600
600
#7762B9
oklch(55.6% 0.132 292.7)
-
Step 700
700
#64519F
oklch(49.1% 0.122 292.6)
-
Step 800
800 (this color)
#4C3D7B
oklch(40.7% 0.101 292.4)
-
Step 900
900
#433968
oklch(37.8% 0.079 292)
-
Step 950
950
#27213D
oklch(26.9% 0.051 292.4)
#4C3D7B 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) | #26487D | 0.058 |
| Deuteranopia (no green cones) | #28467A | 0.055 |
| Tritanopia (no blue cones) | #404956 | 0.082 |
| Achromatopsia (no color) | #474747 | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4C3D7B
#4C3D7B
oklch(40.7% 0.101 292.4)
- #4B4E00
#4B4E00
oklch(40.7% 0.09 112.3)
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 #4C3D7B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.028
- Blueberry #464196 ΔE 0.045
- Twilight #4E518B ΔE 0.058
- Dusk #4E5481 ΔE 0.065
- Cobalt #1E488F ΔE 0.068
- Rebecca Purple #663399 ΔE 0.072
- Dusk Blue #26538D ΔE 0.074
- Twilight Blue #0A437A ΔE 0.076
Use #4C3D7B 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.