#6B387E
Closest named color: Rebecca Purple (#663399). oklch(43.6% 0.123 316.1), rgb(107, 56, 126).
Aa
White text reads best on this color (8.42:1).
About this color
#6B387E is a dark, moderately saturated purple. In OKLCH its lightness is 44%, its chroma 0.123 and its hue 316°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.049 away. White text reads best on it, at 8.42:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.49:1 |
| White text | 8.42:1 |
Values
| HEX | #6B387E |
| RGB | rgb(107, 56, 126) |
| HSL | hsl(284, 38%, 36%) |
| OKLCH | oklch(43.6% 0.123 316.1) |
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 #6B387E | 8.42:1 | AAA | Lc -93.3 | Preferred for body text |
| Black text on #6B387E | 2.49:1 | Fails | Lc 15.3 | Dividers and decoration only |
| #6B387E text on white | 8.42:1 | AAA | Lc 88.7 | Fine for body text |
| #6B387E text on black | 2.49:1 | Fails | Lc -13.5 | 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 800.
-
Step 50
50
#F8F4FA
oklch(97.2% 0.009 314.8)
-
Step 100
100
#EFE6F3
oklch(93.6% 0.02 315.7)
-
Step 200
200
#E4D2EB
oklch(88.6% 0.039 316.6)
-
Step 300
300
#D3B3E0
oklch(80.9% 0.071 316.1)
-
Step 400
400
#BD8AD1
oklch(70.8% 0.115 316.2)
-
Step 500
500
#AC6BC5
oklch(63.2% 0.147 316.1)
-
Step 600
600
#9750B1
oklch(55.6% 0.16 316.2)
-
Step 700
700
#804098
oklch(49% 0.148 315.9)
-
Step 800
800 (this color)
#6B387E
oklch(43.6% 0.123 316.1)
-
Step 900
900
#552F63
oklch(37.6% 0.096 316.3)
-
Step 950
950
#321C3A
oklch(27% 0.061 316.6)
#6B387E 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) | #284A80 | 0.110 |
| Deuteranopia (no green cones) | #394F7C | 0.098 |
| Tritanopia (no blue cones) | #6A4355 | 0.081 |
| Achromatopsia (no color) | #4D4D4D | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B387E
#6B387E
oklch(43.6% 0.123 316.1)
- #2E5F0B
#2E5F0B
oklch(43.4% 0.122 136.1)
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 #6B387E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.049
- Dark Slate Blue #483D8B ΔE 0.068
- Light Eggplant #894585 ΔE 0.070
- Twilight #4E518B ΔE 0.077
- Blueberry #464196 ΔE 0.077
- Purple #800080 ΔE 0.079
- Dusk #4E5481 ΔE 0.084
- Warm Purple #952E8F ΔE 0.087
Use #6B387E 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.