#6F398E
Closest named color: Rebecca Purple (#663399). oklch(45.2% 0.141 311.3), rgb(111, 57, 142).
Aa
White text reads best on this color (7.91:1).
About this color
#6F398E is a medium-dark, vivid purple. In OKLCH its lightness is 45%, its chroma 0.141 and its hue 311°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.031 away. White text reads best on it, at 7.91:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | vivid (0.141) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.65:1 |
| White text | 7.91:1 |
Values
| HEX | #6F398E |
| RGB | rgb(111, 57, 142) |
| HSL | hsl(278, 43%, 39%) |
| OKLCH | oklch(45.2% 0.141 311.3) |
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 #6F398E | 7.91:1 | AAA | Lc -91.8 | Preferred for body text |
| Black text on #6F398E | 2.65:1 | Fails | Lc 17.0 | Dividers and decoration only |
| #6F398E text on white | 7.91:1 | AAA | Lc 87.0 | Fine for body text |
| #6F398E text on black | 2.65:1 | Fails | Lc -15.1 | 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
#F8F3FB
oklch(97% 0.012 313.2)
-
Step 100
100
#EFE6F6
oklch(93.7% 0.023 310.7)
-
Step 200
200
#E3D1F0
oklch(88.5% 0.046 311.2)
-
Step 300
300
#D2B2E8
oklch(80.9% 0.082 311.3)
-
Step 400
400
#BB87DD
oklch(70.6% 0.133 311.1)
-
Step 500
500
#AA67D3
oklch(63.1% 0.168 311.1)
-
Step 600
600
#964BC0
oklch(55.7% 0.183 311.4)
-
Step 700
700
#803BA6
oklch(49.2% 0.171 311.4)
-
Step 800
800 (this color)
#6F398E
oklch(45.2% 0.141 311.3)
-
Step 900
900
#542D6B
oklch(37.7% 0.109 311.3)
-
Step 950
950
#311B3F
oklch(27% 0.069 310.8)
#6F398E 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) | #1C4F91 | 0.124 |
| Deuteranopia (no green cones) | #32528C | 0.109 |
| Tritanopia (no blue cones) | #6B485E | 0.096 |
| Achromatopsia (no color) | #515151 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6F398E
#6F398E
oklch(45.2% 0.141 311.3)
- #3B6300
#3B6300
oklch(45.2% 0.125 131.6)
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 #6F398E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.031
- Light Eggplant #894585 ΔE 0.065
- Dark Slate Blue #483D8B ΔE 0.071
- Blueberry #464196 ΔE 0.075
- Warm Purple #952E8F ΔE 0.075
- Purple #800080 ΔE 0.078
- Twilight #4E518B ΔE 0.079
- Dark Magenta #8B008B ΔE 0.082
Use #6F398E 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.