#6C7CAA
Closest named color: Off Blue (#5684AE). oklch(59.2% 0.073 269.3), rgb(108, 124, 170).
Aa
Black text reads best on this color (5.10:1).
About this color
#6C7CAA is a medium-dark, moderately saturated blue. In OKLCH its lightness is 59%, its chroma 0.073 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Off Blue (#5684AE), ΔE 0.032 away. Black text reads best on it, at 5.10:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Off Blue (#5684AE) |
| Black text | 5.10:1 |
| White text | 4.11:1 |
Values
| HEX | #6C7CAA |
| RGB | rgb(108, 124, 170) |
| HSL | hsl(225, 27%, 55%) |
| OKLCH | oklch(59.2% 0.073 269.3) |
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 #6C7CAA | 4.11:1 | AA large text | Lc -73.8 | Content text, not long reading |
| Black text on #6C7CAA | 5.10:1 | AA | Lc 35.8 | Non-text elements, placeholder text |
| #6C7CAA text on white | 4.11:1 | AA large text | Lc 68.3 | Content text, not long reading |
| #6C7CAA text on black | 5.10:1 | AA | Lc -33.4 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E7EAF0
oklch(93.6% 0.009 264.5)
-
Step 200
200
#D4D9E6
oklch(88.5% 0.019 269.1)
-
Step 300
300
#B8C0D7
oklch(80.9% 0.034 270.4)
-
Step 400
400
#93A0C2
oklch(70.7% 0.052 268.6)
-
Step 500
500
#7988B3
oklch(63.1% 0.067 269.5)
-
Step 600
600 (this color)
#6C7CAA
oklch(59.2% 0.073 269.3)
-
Step 700
700
#515F88
oklch(49.1% 0.068 269.3)
-
Step 800
800
#424E6E
oklch(42.7% 0.056 268.2)
-
Step 900
900
#384159
oklch(37.8% 0.043 268.4)
-
Step 950
950
#212634
oklch(27% 0.027 269.3)
#6C7CAA 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) | #6D80AC | 0.011 |
| Deuteranopia (no green cones) | #677BA9 | 0.008 |
| Tritanopia (no blue cones) | #59858C | 0.066 |
| Achromatopsia (no color) | #7D7D7D | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C7CAA
#6C7CAA
oklch(59.2% 0.073 269.3)
- #8F7C49
#8F7C49
oklch(59.2% 0.073 89.7)
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 #6C7CAA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Off Blue #5684AE ΔE 0.032
- Dusty Blue #5A86AD ΔE 0.033
- Lavender Gray #7E7F9A ΔE 0.038
- Stormy Blue #507B9C ΔE 0.043
- Cool Blue #4984B8 ΔE 0.044
- Steel Blue #4682B4 ΔE 0.044
- Faded Blue #658CBB ΔE 0.045
- Slate Gray #708090 ΔE 0.046
Use #6C7CAA 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.