#4E3B7D
Closest named color: Dark Slate Blue (#483D8B). oklch(40.6% 0.108 294.4), rgb(78, 59, 125).
Aa
White text reads best on this color (9.35:1).
About this color
#4E3B7D is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.108 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.025 away. White text reads best on it, at 9.35:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.108) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.24:1 |
| White text | 9.35:1 |
Values
| HEX | #4E3B7D |
| RGB | rgb(78, 59, 125) |
| HSL | hsl(257, 36%, 36%) |
| OKLCH | oklch(40.6% 0.108 294.4) |
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 #4E3B7D | 9.35:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #4E3B7D | 2.24:1 | Fails | Lc 12.6 | Not readable |
| #4E3B7D text on white | 9.35:1 | AAA | Lc 91.4 | Preferred for body text |
| #4E3B7D text on black | 2.24:1 | Fails | Lc -11.0 | 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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EAE8F5
oklch(93.6% 0.018 293.1)
-
Step 200
200
#DAD5EF
oklch(88.5% 0.036 294.5)
-
Step 300
300
#C2B9E6
oklch(80.8% 0.063 294.1)
-
Step 400
400
#A494D9
oklch(70.6% 0.1 294.3)
-
Step 500
500
#8F78CF
oklch(63.1% 0.129 294.6)
-
Step 600
600
#7A60BC
oklch(55.7% 0.139 294.5)
-
Step 700
700
#674EA2
oklch(49.1% 0.131 294.8)
-
Step 800
800 (this color)
#4E3B7D
oklch(40.6% 0.108 294.4)
-
Step 900
900
#453769
oklch(37.6% 0.084 294.9)
-
Step 950
950
#28213E
oklch(27.1% 0.053 293.6)
#4E3B7D 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) | #22477F | 0.065 |
| Deuteranopia (no green cones) | #25467B | 0.063 |
| Tritanopia (no blue cones) | #434856 | 0.086 |
| Achromatopsia (no color) | #474747 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E3B7D
#4E3B7D
oklch(40.6% 0.108 294.4)
- #494E00
#494E00
oklch(40.5% 0.091 113.9)
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 #4E3B7D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.025
- Blueberry #464196 ΔE 0.044
- Twilight #4E518B ΔE 0.061
- Rebecca Purple #663399 ΔE 0.066
- Dusk #4E5481 ΔE 0.069
- Cobalt #1E488F ΔE 0.072
- Dusk Blue #26538D ΔE 0.079
- Twilight Blue #0A437A ΔE 0.081
Use #4E3B7D 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.