#6742C6
Closest named color: Bluey Purple (#6241C7). oklch(49.8% 0.194 290.5), rgb(103, 66, 198).
Aa
White text reads best on this color (6.62:1).
About this color
#6742C6 is a medium-dark, vivid purple. In OKLCH its lightness is 50%, its chroma 0.194 and its hue 290°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.009 away. White text reads best on it, at 6.62:1.
| Hue family | Purples |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.194) |
| Temperature | in between |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 3.17:1 |
| White text | 6.62:1 |
Values
| HEX | #6742C6 |
| RGB | rgb(103, 66, 198) |
| HSL | hsl(257, 54%, 52%) |
| OKLCH | oklch(49.8% 0.194 290.5) |
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 #6742C6 | 6.62:1 | AA | Lc -87.2 | Fine for body text |
| Black text on #6742C6 | 3.17:1 | AA large text | Lc 21.9 | Dividers and decoration only |
| #6742C6 text on white | 6.62:1 | AA | Lc 82.2 | Fine for body text |
| #6742C6 text on black | 3.17:1 | AA large text | Lc -19.7 | Dividers and decoration only |
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 700.
-
Step 50
50
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E9E7FB
oklch(93.5% 0.027 290.5)
-
Step 200
200
#D8D4FA
oklch(88.5% 0.052 290.1)
-
Step 300
300
#C0B6F9
oklch(80.8% 0.094 291)
-
Step 400
400
#A18EF7
oklch(70.8% 0.151 290.3)
-
Step 500
500
#8C6DF3
oklch(63% 0.193 290.4)
-
Step 600
600
#7851E1
oklch(55.6% 0.208 290.5)
-
Step 700
700 (this color)
#6742C6
oklch(49.8% 0.194 290.5)
-
Step 800
800
#52369E
oklch(42.7% 0.16 290.3)
-
Step 900
900
#43307E
oklch(37.6% 0.126 290.2)
-
Step 950
950
#271D4A
oklch(27% 0.08 290.2)
#6742C6 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) | #005FCA | 0.108 |
| Deuteranopia (no green cones) | #005AC3 | 0.106 |
| Tritanopia (no blue cones) | #48627E | 0.156 |
| Achromatopsia (no color) | #5D5D5D | 0.195 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6742C6
#6742C6
oklch(49.8% 0.194 290.5)
- #666700
#666700
oklch(49.6% 0.109 110.4)
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 #6742C6, closest first.
No curated palette has a color within ΔE 0.04 of #6742C6.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.009
- Blue With A Hint Of Purple #533CC6 ΔE 0.038
- Blurple #5539CC ΔE 0.039
- Iris #6258C4 ΔE 0.048
- Burple #6832E3 ΔE 0.051
- Slate Blue #6A5ACD ΔE 0.054
- Light Indigo #6D5ACF ΔE 0.055
- Purple Blue #5D21D0 ΔE 0.058
Use #6742C6 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.