#6C278F
Closest named color: Rebecca Purple (#663399). oklch(42.6% 0.167 311.7), rgb(108, 39, 143).
Aa
White text reads best on this color (9.03:1).
About this color
#6C278F is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.167 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.029 away. White text reads best on it, at 9.03:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.167) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.32:1 |
| White text | 9.03:1 |
Values
| HEX | #6C278F |
| RGB | rgb(108, 39, 143) |
| HSL | hsl(280, 57%, 36%) |
| OKLCH | oklch(42.6% 0.167 311.7) |
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 #6C278F | 9.03:1 | AAA | Lc -94.4 | Preferred for body text |
| Black text on #6C278F | 2.32:1 | Fails | Lc 14.0 | Not readable |
| #6C278F text on white | 9.03:1 | AAA | Lc 89.9 | Fine for body text |
| #6C278F text on black | 2.32:1 | Fails | Lc -12.3 | 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
#E5CFF4
oklch(88.4% 0.055 311.7)
-
Step 300
300
#D6AFEF
oklch(81% 0.097 311.9)
-
Step 400
400
#C181E7
oklch(70.7% 0.157 311.8)
-
Step 500
500
#B15DDF
oklch(63.2% 0.199 311.9)
-
Step 600
600
#9C3DCD
oklch(55.6% 0.217 311.6)
-
Step 700
700
#852DB1
oklch(49% 0.201 311.6)
-
Step 800
800 (this color)
#6C278F
oklch(42.6% 0.167 311.7)
-
Step 900
900
#582673
oklch(37.7% 0.132 311.6)
-
Step 950
950
#341843
oklch(27.1% 0.082 312.2)
#6C278F 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) | #004692 | 0.146 |
| Deuteranopia (no green cones) | #194A8D | 0.138 |
| Tritanopia (no blue cones) | #683E58 | 0.114 |
| Achromatopsia (no color) | #494949 | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C278F
#6C278F
oklch(42.6% 0.167 311.7)
- #355B00
#355B00
oklch(42.6% 0.118 131.9)
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 #6C278F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.029
- Purple #800080 ΔE 0.059
- Dark Magenta #8B008B ΔE 0.069
- Grape #7209B7 ΔE 0.070
- Dark Slate Blue #483D8B ΔE 0.078
- Chrysanthemum #560BAD ΔE 0.079
- Blueberry #464196 ΔE 0.084
- Warm Purple #952E8F ΔE 0.087
Use #6C278F 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.