#68319B
Closest named color: Rebecca Purple (#663399). oklch(44.2% 0.166 304.2), rgb(104, 49, 155).
Aa
White text reads best on this color (8.39:1).
About this color
#68319B is a dark, vivid purple. In OKLCH its lightness is 44%, its chroma 0.166 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 0.006 away. White text reads best on it, at 8.39:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | vivid (0.166) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.50:1 |
| White text | 8.39:1 |
Values
| HEX | #68319B |
| RGB | rgb(104, 49, 155) |
| HSL | hsl(271, 52%, 40%) |
| OKLCH | oklch(44.2% 0.166 304.2) |
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 #68319B | 8.39:1 | AAA | Lc -92.9 | Preferred for body text |
| Black text on #68319B | 2.50:1 | Fails | Lc 15.7 | Dividers and decoration only |
| #68319B text on white | 8.39:1 | AAA | Lc 88.3 | Fine for body text |
| #68319B text on black | 2.50:1 | Fails | Lc -13.9 | 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
#F7F3FD
oklch(97% 0.014 304.1)
-
Step 100
100
#EEE6FA
oklch(93.7% 0.028 303.9)
-
Step 200
200
#E1D1F7
oklch(88.6% 0.054 304.4)
-
Step 300
300
#CEB1F4
oklch(80.8% 0.098 304.1)
-
Step 400
400
#B685EE
oklch(70.6% 0.156 304.2)
-
Step 500
500
#A562E8
oklch(63.1% 0.198 304.4)
-
Step 600
600
#9043D6
oklch(55.5% 0.215 304.1)
-
Step 700
700
#7B33BA
oklch(49.1% 0.201 304.2)
-
Step 800
800 (this color)
#68319B
oklch(44.2% 0.166 304.2)
-
Step 900
900
#512A78
oklch(37.7% 0.129 303.8)
-
Step 950
950
#2F1A46
oklch(27% 0.081 303.5)
#68319B 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) | #004C9E | 0.129 |
| Deuteranopia (no green cones) | #084D99 | 0.128 |
| Tritanopia (no blue cones) | #5E4962 | 0.121 |
| Achromatopsia (no color) | #4D4D4D | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #68319B
#68319B
oklch(44.2% 0.166 304.2)
- #465C00
#465C00
oklch(44% 0.11 124.2)
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 #68319B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.006
- Grape #7209B7 ΔE 0.063
- Dark Slate Blue #483D8B ΔE 0.067
- Blueberry #464196 ΔE 0.067
- Chrysanthemum #560BAD ΔE 0.071
- Bluey Purple #6241C7 ΔE 0.077
- Blue With A Hint Of Purple #533CC6 ΔE 0.082
- Purple #800080 ΔE 0.083
Use #68319B 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.