#6D288C
Closest named color: Rebecca Purple (#663399). oklch(42.6% 0.163 313.3), rgb(109, 40, 140).
Aa
White text reads best on this color (9.00:1).
About this color
#6D288C is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.163 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 0.031 away. White text reads best on it, at 9.00:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.163) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.33:1 |
| White text | 9.00:1 |
Values
| HEX | #6D288C |
| RGB | rgb(109, 40, 140) |
| HSL | hsl(281, 56%, 35%) |
| OKLCH | oklch(42.6% 0.163 313.3) |
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 #6D288C | 9.00:1 | AAA | Lc -94.4 | Preferred for body text |
| Black text on #6D288C | 2.33:1 | Fails | Lc 14.1 | Not readable |
| #6D288C text on white | 9.00:1 | AAA | Lc 89.9 | Fine for body text |
| #6D288C text on black | 2.33:1 | Fails | Lc -12.4 | 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
#F0E5F7
oklch(93.6% 0.027 312.6)
-
Step 200
200
#E6CFF3
oklch(88.5% 0.055 313.4)
-
Step 300
300
#D7AFED
oklch(81% 0.096 313.4)
-
Step 400
400
#C282E3
oklch(70.8% 0.152 313.4)
-
Step 500
500
#B25DDB
oklch(63.1% 0.195 313.3)
-
Step 600
600
#9D3EC8
oklch(55.5% 0.211 313.2)
-
Step 700
700
#872EAD
oklch(49.1% 0.197 313.6)
-
Step 800
800 (this color)
#6D288C
oklch(42.6% 0.163 313.3)
-
Step 900
900
#592770
oklch(37.8% 0.127 313.6)
-
Step 950
950
#341842
oklch(27% 0.081 313)
#6D288C 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 | 0.148 |
| Deuteranopia (no green cones) | #204B8A | 0.136 |
| Tritanopia (no blue cones) | #6A3D57 | 0.108 |
| Achromatopsia (no color) | #494949 | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D288C
#6D288C
oklch(42.6% 0.163 313.3)
- #325C00
#325C00
oklch(42.7% 0.121 133.3)
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 #6D288C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.031
- Purple #800080 ΔE 0.056
- Dark Magenta #8B008B ΔE 0.067
- Grape #7209B7 ΔE 0.075
- Dark Slate Blue #483D8B ΔE 0.078
- Chrysanthemum #560BAD ΔE 0.084
- Warm Purple #952E8F ΔE 0.085
- Blueberry #464196 ΔE 0.086
Use #6D288C 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.