#6E388B
Closest named color: Rebecca Purple (#663399). oklch(44.8% 0.139 312.1), rgb(110, 56, 139).
Aa
White text reads best on this color (8.07:1).
About this color
#6E388B is a dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.139 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.032 away. White text reads best on it, at 8.07:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.139) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.60:1 |
| White text | 8.07:1 |
Values
| HEX | #6E388B |
| RGB | rgb(110, 56, 139) |
| HSL | hsl(279, 43%, 38%) |
| OKLCH | oklch(44.8% 0.139 312.1) |
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 #6E388B | 8.07:1 | AAA | Lc -92.2 | Preferred for body text |
| Black text on #6E388B | 2.60:1 | Fails | Lc 16.5 | Dividers and decoration only |
| #6E388B text on white | 8.07:1 | AAA | Lc 87.5 | Fine for body text |
| #6E388B text on black | 2.60:1 | Fails | Lc -14.6 | 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
#F8F3FB
oklch(97% 0.012 313.2)
-
Step 100
100
#EFE6F6
oklch(93.7% 0.023 310.7)
-
Step 200
200
#E3D1EF
oklch(88.4% 0.045 312)
-
Step 300
300
#D2B2E7
oklch(80.9% 0.081 311.8)
-
Step 400
400
#BC88DB
oklch(70.8% 0.13 312.1)
-
Step 500
500
#AB67D1
oklch(63.1% 0.166 312.1)
-
Step 600
600
#964BBE
oklch(55.6% 0.181 312)
-
Step 700
700
#803BA4
oklch(49.1% 0.169 312.1)
-
Step 800
800 (this color)
#6E388B
oklch(44.8% 0.139 312.1)
-
Step 900
900
#552D6A
oklch(37.7% 0.108 312.6)
-
Step 950
950
#321B3E
oklch(27% 0.069 313)
#6E388B 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) | #1D4D8E | 0.123 |
| Deuteranopia (no green cones) | #325189 | 0.109 |
| Tritanopia (no blue cones) | #6B475C | 0.095 |
| Achromatopsia (no color) | #505050 | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6E388B
#6E388B
oklch(44.8% 0.139 312.1)
- #396200
#396200
oklch(44.8% 0.125 132.1)
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 #6E388B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.032
- Light Eggplant #894585 ΔE 0.066
- Dark Slate Blue #483D8B ΔE 0.070
- Blueberry #464196 ΔE 0.075
- Purple #800080 ΔE 0.076
- Warm Purple #952E8F ΔE 0.077
- Twilight #4E518B ΔE 0.079
- Dark Magenta #8B008B ΔE 0.082
Use #6E388B 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.