#6C71AF
Closest named color: Dark Lavender (#856798). oklch(57.1% 0.095 279.4), rgb(108, 113, 175).
Aa
Black text reads best on this color (4.61:1).
About this color
#6C71AF is a medium-dark, moderately saturated blue. In OKLCH its lightness is 57%, its chroma 0.095 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Lavender (#856798), ΔE 0.052 away. Black text reads best on it, at 4.61:1.
| Hue family | Blues |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Dark Lavender (#856798) |
| Black text | 4.61:1 |
| White text | 4.54:1 |
Values
| HEX | #6C71AF |
| RGB | rgb(108, 113, 175) |
| HSL | hsl(236, 30%, 55%) |
| OKLCH | oklch(57.1% 0.095 279.4) |
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 #6C71AF | 4.54:1 | AA | Lc -77.0 | Fine for body text |
| Black text on #6C71AF | 4.61:1 | AA | Lc 32.6 | Non-text elements, placeholder text |
| #6C71AF text on white | 4.54:1 | AA | Lc 71.5 | Content text, not long reading |
| #6C71AF text on black | 4.61:1 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E8E9F2
oklch(93.6% 0.012 281.1)
-
Step 200
200
#D5D8E9
oklch(88.5% 0.023 277.9)
-
Step 300
300
#BABEDD
oklch(80.8% 0.044 279.6)
-
Step 400
400
#979DCB
oklch(70.8% 0.067 278.7)
-
Step 500
500
#7E84BE
oklch(63.1% 0.087 279)
-
Step 600
600 (this color)
#6C71AF
oklch(57.1% 0.095 279.4)
-
Step 700
700
#565B92
oklch(49.2% 0.088 278.7)
-
Step 800
800
#474A77
oklch(42.7% 0.074 279.8)
-
Step 900
900
#3B3E60
oklch(37.7% 0.058 279.3)
-
Step 950
950
#232538
oklch(27.2% 0.035 279.1)
#6C71AF 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) | #5D79B2 | 0.027 |
| Deuteranopia (no green cones) | #5974AE | 0.026 |
| Tritanopia (no blue cones) | #597D88 | 0.083 |
| Achromatopsia (no color) | #767676 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C71AF
#6C71AF
oklch(57.1% 0.095 279.4)
- #85782E
#85782E
oklch(56.9% 0.095 99.3)
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 #6C71AF, closest first.
No curated palette has a color within ΔE 0.04 of #6C71AF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Lavender #856798 ΔE 0.052
- French Blue #436BAD ΔE 0.057
- Dull Blue #49759C ΔE 0.057
- Off Blue #5684AE ΔE 0.058
- Stormy Blue #507B9C ΔE 0.058
- Flat Blue #3C73A8 ΔE 0.059
- Steel Blue #4682B4 ΔE 0.059
- Cool Blue #4984B8 ΔE 0.061
Use #6C71AF 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.