#6C278C
Closest named color: Rebecca Purple (#663399). oklch(42.3% 0.164 312.8), rgb(108, 39, 140).
Aa
White text reads best on this color (9.10:1).
About this color
#6C278C is a dark, vivid purple. In OKLCH its lightness is 42%, its chroma 0.164 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 0.032 away. White text reads best on it, at 9.10:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | vivid (0.164) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.30:1 |
| White text | 9.10:1 |
Values
| HEX | #6C278C |
| RGB | rgb(108, 39, 140) |
| HSL | hsl(281, 56%, 35%) |
| OKLCH | oklch(42.3% 0.164 312.8) |
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 #6C278C | 9.10:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #6C278C | 2.30:1 | Fails | Lc 13.8 | Not readable |
| #6C278C text on white | 9.10:1 | AAA | Lc 90.1 | Preferred for body text |
| #6C278C text on black | 2.30:1 | Fails | Lc -12.1 | 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
#F8F3FC
oklch(97.1% 0.013 310.5)
-
Step 100
100
#F0E5F8
oklch(93.6% 0.028 311.3)
-
Step 200
200
#E6CFF3
oklch(88.5% 0.055 313.4)
-
Step 300
300
#D6AFED
oklch(80.9% 0.095 312.7)
-
Step 400
400
#C181E4
oklch(70.6% 0.154 312.8)
-
Step 500
500
#B25DDC
oklch(63.1% 0.196 313)
-
Step 600
600
#9D3ECA
oklch(55.7% 0.213 312.7)
-
Step 700
700
#862EAE
oklch(49.1% 0.198 312.8)
-
Step 800
800 (this color)
#6C278C
oklch(42.3% 0.164 312.8)
-
Step 900
900
#582771
oklch(37.7% 0.128 312.4)
-
Step 950
950
#341842
oklch(27% 0.081 313)
#6C278C 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) | #00458F | 0.147 |
| Deuteranopia (no green cones) | #1E4A8A | 0.136 |
| Tritanopia (no blue cones) | #683C57 | 0.108 |
| Achromatopsia (no color) | #484848 | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C278C
#6C278C
oklch(42.3% 0.164 312.8)
- #325B00
#325B00
oklch(42.4% 0.12 133)
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 #6C278C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.032
- Purple #800080 ΔE 0.056
- Dark Magenta #8B008B ΔE 0.069
- Grape #7209B7 ΔE 0.074
- Dark Slate Blue #483D8B ΔE 0.078
- Chrysanthemum #560BAD ΔE 0.082
- Blueberry #464196 ΔE 0.085
- Warm Purple #952E8F ΔE 0.087
Use #6C278C 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.