#6F3B8A
Closest named color: Rebecca Purple (#663399). oklch(45.3% 0.133 312.7), rgb(111, 59, 138).
Aa
White text reads best on this color (7.86:1).
About this color
#6F3B8A is a medium-dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.133 and its hue 313°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.038 away. White text reads best on it, at 7.86:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.133) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.66:1 |
| White text | 7.86:1 |
Values
| HEX | #6F3B8A |
| RGB | rgb(111, 59, 138) |
| HSL | hsl(279, 40%, 39%) |
| OKLCH | oklch(45.3% 0.133 312.7) |
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 #6F3B8A | 7.86:1 | AAA | Lc -91.7 | Preferred for body text |
| Black text on #6F3B8A | 2.66:1 | Fails | Lc 17.1 | Dividers and decoration only |
| #6F3B8A text on white | 7.86:1 | AAA | Lc 86.9 | Fine for body text |
| #6F3B8A text on black | 2.66:1 | Fails | Lc -15.2 | Dividers and decoration only |
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
#F8F4FB
oklch(97.2% 0.01 311.2)
-
Step 100
100
#EFE6F5
oklch(93.6% 0.022 312.2)
-
Step 200
200
#E3D1EE
oklch(88.4% 0.044 312.8)
-
Step 300
300
#D2B2E5
oklch(80.8% 0.078 312.8)
-
Step 400
400
#BB89D8
oklch(70.7% 0.124 312.5)
-
Step 500
500
#AA69CD
oklch(63.1% 0.158 312.7)
-
Step 600
600
#954DBA
oklch(55.5% 0.173 312.6)
-
Step 700
700
#7F3EA1
oklch(49.2% 0.161 312.2)
-
Step 800
800 (this color)
#6F3B8A
oklch(45.3% 0.133 312.7)
-
Step 900
900
#542E68
oklch(37.6% 0.103 312.7)
-
Step 950
950
#311C3D
oklch(27% 0.065 312.1)
#6F3B8A 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) | #254F8D | 0.116 |
| Deuteranopia (no green cones) | #375388 | 0.104 |
| Tritanopia (no blue cones) | #6C495C | 0.092 |
| Achromatopsia (no color) | #525252 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6F3B8A
#6F3B8A
oklch(45.3% 0.133 312.7)
- #386400
#386400
oklch(45.3% 0.128 132.9)
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 #6F3B8A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.038
- Light Eggplant #894585 ΔE 0.060
- Dark Slate Blue #483D8B ΔE 0.071
- Twilight #4E518B ΔE 0.075
- Blueberry #464196 ΔE 0.076
- Warm Purple #952E8F ΔE 0.076
- Purple #800080 ΔE 0.081
- Dark Magenta #8B008B ΔE 0.085
Use #6F3B8A 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.