#6B71B2
Closest named color: Dark Lavender (#856798). oklch(57.2% 0.1 278.7), rgb(107, 113, 178).
Aa
Black text reads best on this color (4.63:1).
About this color
#6B71B2 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 57%, its chroma 0.100 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Lavender (#856798), ΔE 0.056 away. Black text reads best on it, at 4.63:1.
| Hue family | Blues |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.100) |
| Temperature | cool |
| Nearest name | Dark Lavender (#856798) |
| Black text | 4.63:1 |
| White text | 4.53:1 |
Values
| HEX | #6B71B2 |
| RGB | rgb(107, 113, 178) |
| HSL | hsl(235, 32%, 56%) |
| OKLCH | oklch(57.2% 0.1 278.7) |
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 #6B71B2 | 4.53:1 | AA | Lc -76.9 | Fine for body text |
| Black text on #6B71B2 | 4.63:1 | AA | Lc 32.7 | Non-text elements, placeholder text |
| #6B71B2 text on white | 4.53:1 | AA | Lc 71.4 | Content text, not long reading |
| #6B71B2 text on black | 4.63:1 | AA | Lc -30.2 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E8E9F3
oklch(93.6% 0.013 281.6)
-
Step 200
200
#D5D8EA
oklch(88.5% 0.025 278.3)
-
Step 300
300
#BABEDE
oklch(80.9% 0.045 279.7)
-
Step 400
400
#969CCE
oklch(70.6% 0.073 279)
-
Step 500
500
#7D84C1
oklch(63.2% 0.092 278.4)
-
Step 600
600 (this color)
#6B71B2
oklch(57.2% 0.1 278.7)
-
Step 700
700
#555A95
oklch(49% 0.094 278.6)
-
Step 800
800
#464A79
oklch(42.7% 0.078 278.9)
-
Step 900
900
#3A3E61
oklch(37.6% 0.06 278.1)
-
Step 950
950
#222439
oklch(26.9% 0.039 279.2)
#6B71B2 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) | #5B79B5 | 0.028 |
| Deuteranopia (no green cones) | #5774B0 | 0.027 |
| Tritanopia (no blue cones) | #567E89 | 0.088 |
| Achromatopsia (no color) | #767676 | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B71B2
#6B71B2
oklch(57.2% 0.1 278.7)
- #877829
#877829
oklch(57.1% 0.099 98.4)
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 #6B71B2, closest first.
No curated palette has a color within ΔE 0.04 of #6B71B2.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Lavender #856798 ΔE 0.056
- French Blue #436BAD ΔE 0.056
- Off Blue #5684AE ΔE 0.059
- Windows Blue #3778BF ΔE 0.059
- Flat Blue #3C73A8 ΔE 0.059
- Steel Blue #4682B4 ΔE 0.059
- Dull Blue #49759C ΔE 0.059
- Cool Blue #4984B8 ΔE 0.060
Use #6B71B2 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.