#67378D
Closest named color: Rebecca Purple (#663399). oklch(43.9% 0.141 307.3), rgb(103, 55, 141).
Aa
White text reads best on this color (8.37:1).
About this color
#67378D is a dark, vivid purple. In OKLCH its lightness is 44%, its chroma 0.141 and its hue 307°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.022 away. White text reads best on it, at 8.37:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | vivid (0.141) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.50:1 |
| White text | 8.37:1 |
Values
| HEX | #67378D |
| RGB | rgb(103, 55, 141) |
| HSL | hsl(273, 44%, 38%) |
| OKLCH | oklch(43.9% 0.141 307.3) |
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 #67378D | 8.37:1 | AAA | Lc -93.1 | Preferred for body text |
| Black text on #67378D | 2.50:1 | Fails | Lc 15.5 | Dividers and decoration only |
| #67378D text on white | 8.37:1 | AAA | Lc 88.5 | Fine for body text |
| #67378D text on black | 2.50:1 | Fails | Lc -13.7 | 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
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#EEE6F7
oklch(93.6% 0.024 307)
-
Step 200
200
#E1D2F1
oklch(88.5% 0.045 307.2)
-
Step 300
300
#CFB3EA
oklch(80.9% 0.082 307.7)
-
Step 400
400
#B689E0
oklch(70.6% 0.132 307.1)
-
Step 500
500
#A569D7
oklch(63.1% 0.168 307.5)
-
Step 600
600
#904DC4
oklch(55.5% 0.183 307.4)
-
Step 700
700
#7B3DAA
oklch(49.1% 0.171 307.4)
-
Step 800
800 (this color)
#67378D
oklch(43.9% 0.141 307.3)
-
Step 900
900
#512E6E
oklch(37.7% 0.11 307.2)
-
Step 950
950
#301C40
oklch(27.1% 0.068 308.1)
#67378D 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) | #134C90 | 0.118 |
| Deuteranopia (no green cones) | #294E8B | 0.105 |
| Tritanopia (no blue cones) | #61485C | 0.102 |
| Achromatopsia (no color) | #4E4E4E | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #67378D
#67378D
oklch(43.9% 0.141 307.3)
- #415D00
#415D00
oklch(43.9% 0.114 127.2)
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 #67378D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.022
- Dark Slate Blue #483D8B ΔE 0.057
- Blueberry #464196 ΔE 0.062
- Twilight #4E518B ΔE 0.075
- Light Eggplant #894585 ΔE 0.080
- Purple #800080 ΔE 0.082
- Dusk #4E5481 ΔE 0.088
- Grape #7209B7 ΔE 0.089
Use #67378D 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.