#6C4288
Closest named color: Rebecca Purple (#663399). oklch(45.9% 0.118 310.2), rgb(108, 66, 136).
Aa
White text reads best on this color (7.57:1).
About this color
#6C4288 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 46%, its chroma 0.118 and its hue 310°. 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 7.57:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.118) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.77:1 |
| White text | 7.57:1 |
Values
| HEX | #6C4288 |
| RGB | rgb(108, 66, 136) |
| HSL | hsl(276, 35%, 40%) |
| OKLCH | oklch(45.9% 0.118 310.2) |
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 #6C4288 | 7.57:1 | AAA | Lc -90.9 | Preferred for body text |
| Black text on #6C4288 | 2.77:1 | Fails | Lc 17.9 | Dividers and decoration only |
| #6C4288 text on white | 7.57:1 | AAA | Lc 86.1 | Fine for body text |
| #6C4288 text on black | 2.77:1 | Fails | Lc -16.0 | 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
#F7F4F9
oklch(97.1% 0.007 312.3)
-
Step 100
100
#EDE7F2
oklch(93.6% 0.016 310.1)
-
Step 200
200
#E0D4E9
oklch(88.6% 0.031 311)
-
Step 300
300
#CCB7DD
oklch(80.9% 0.057 309.9)
-
Step 400
400
#B291CB
oklch(70.7% 0.09 310.1)
-
Step 500
500
#9F74BE
oklch(63% 0.117 310.1)
-
Step 600
600
#8A5CAA
oklch(55.6% 0.126 310.1)
-
Step 700
700 (this color)
#6C4288
oklch(45.9% 0.118 310.2)
-
Step 800
800
#5F3E76
oklch(42.6% 0.097 310)
-
Step 900
900
#4E355F
oklch(37.6% 0.076 310.6)
-
Step 950
950
#2E1F38
oklch(27% 0.049 310.9)
#6C4288 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) | #30528A | 0.096 |
| Deuteranopia (no green cones) | #3C5586 | 0.087 |
| Tritanopia (no blue cones) | #694E5F | 0.083 |
| Achromatopsia (no color) | #545454 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C4288
#6C4288
oklch(45.9% 0.118 310.2)
- #41640C
#41640C
oklch(45.9% 0.118 130.1)
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 #6C4288, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.049
- Light Eggplant #894585 ΔE 0.057
- Twilight #4E518B ΔE 0.060
- Dark Slate Blue #483D8B ΔE 0.068
- Dusk #4E5481 ΔE 0.069
- Blueberry #464196 ΔE 0.071
- Muted Purple #805B87 ΔE 0.079
- Dusty Grape #545775 ΔE 0.080
Use #6C4288 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.