#6F439C
Closest named color: Rebecca Purple (#663399). oklch(47.7% 0.142 304.4), rgb(111, 67, 156).
Aa
White text reads best on this color (7.09:1).
About this color
#6F439C is a medium-dark, vivid purple. In OKLCH its lightness is 48%, its chroma 0.142 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.041 away. White text reads best on it, at 7.09:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.142) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.95:1 |
| White text | 7.09:1 |
Values
| HEX | #6F439C |
| RGB | rgb(111, 67, 156) |
| HSL | hsl(270, 40%, 44%) |
| OKLCH | oklch(47.7% 0.142 304.4) |
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 #6F439C | 7.09:1 | AAA | Lc -89.2 | Fine for body text |
| Black text on #6F439C | 2.95:1 | Fails | Lc 19.8 | Dividers and decoration only |
| #6F439C text on white | 7.09:1 | AAA | Lc 84.3 | Fine for body text |
| #6F439C text on black | 2.95:1 | Fails | Lc -17.7 | 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 700.
-
Step 50
50
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#EDE7F5
oklch(93.7% 0.02 305.3)
-
Step 200
200
#DED3EE
oklch(88.4% 0.038 304)
-
Step 300
300
#CAB6E5
oklch(80.9% 0.069 304.3)
-
Step 400
400
#B08FD8
oklch(70.7% 0.11 304.5)
-
Step 500
500
#9D71CD
oklch(63.1% 0.14 304.8)
-
Step 600
600
#8858BA
oklch(55.7% 0.152 304.6)
-
Step 700
700 (this color)
#6F439C
oklch(47.7% 0.142 304.4)
-
Step 800
800
#5E3B82
oklch(42.7% 0.118 304.7)
-
Step 900
900
#4D3368
oklch(37.7% 0.092 305.1)
-
Step 950
950
#2D1E3D
oklch(26.9% 0.059 305.1)
#6F439C 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) | #21579F | 0.111 |
| Deuteranopia (no green cones) | #31589A | 0.100 |
| Tritanopia (no blue cones) | #675469 | 0.104 |
| Achromatopsia (no color) | #585858 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6F439C
#6F439C
oklch(47.7% 0.142 304.4)
- #4E6700
#4E6700
oklch(47.6% 0.119 124.5)
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 #6F439C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.041
- Light Eggplant #894585 ΔE 0.064
- Twilight #4E518B ΔE 0.071
- Blueberry #464196 ΔE 0.073
- Bluey Purple #6241C7 ΔE 0.074
- Dark Slate Blue #483D8B ΔE 0.077
- Iris #6258C4 ΔE 0.078
- Warm Purple #952E8F ΔE 0.081
Use #6F439C 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.