#6B7DAE
Closest named color: Off Blue (#5684AE). oklch(59.5% 0.078 268.5), rgb(107, 125, 174).
Aa
Black text reads best on this color (5.16:1).
About this color
#6B7DAE is a medium-dark, moderately saturated blue. In OKLCH its lightness is 59%, its chroma 0.078 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Off Blue (#5684AE), ΔE 0.030 away. Black text reads best on it, at 5.16:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Off Blue (#5684AE) |
| Black text | 5.16:1 |
| White text | 4.06:1 |
Values
| HEX | #6B7DAE |
| RGB | rgb(107, 125, 174) |
| HSL | hsl(224, 29%, 55%) |
| OKLCH | oklch(59.5% 0.078 268.5) |
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 #6B7DAE | 4.06:1 | AA large text | Lc -73.3 | Content text, not long reading |
| Black text on #6B7DAE | 5.16:1 | AA | Lc 36.3 | Non-text elements, placeholder text |
| #6B7DAE text on white | 4.06:1 | AA large text | Lc 67.8 | Content text, not long reading |
| #6B7DAE text on black | 5.16:1 | AA | Lc -33.9 | 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 500.
-
Step 50
50
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E7EAF2
oklch(93.7% 0.011 269.5)
-
Step 200
200
#D3D9E8
oklch(88.5% 0.022 268.4)
-
Step 300
300
#B6C0DA
oklch(80.8% 0.038 268.8)
-
Step 400
400
#90A0C8
oklch(70.7% 0.061 267.8)
-
Step 500
500 (this color)
#6B7DAE
oklch(59.5% 0.078 268.5)
-
Step 600
600
#5E71A6
oklch(55.6% 0.086 268.5)
-
Step 700
700
#4E5F8E
oklch(49.2% 0.079 268.3)
-
Step 800
800
#404D73
oklch(42.6% 0.066 269.1)
-
Step 900
900
#36415D
oklch(37.8% 0.05 267.5)
-
Step 950
950
#202636
oklch(27% 0.031 268.4)
#6B7DAE 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) | #6D81B0 | 0.012 |
| Deuteranopia (no green cones) | #667BAD | 0.009 |
| Tritanopia (no blue cones) | #56878E | 0.071 |
| Achromatopsia (no color) | #7E7E7E | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B7DAE
#6B7DAE
oklch(59.5% 0.078 268.5)
- #927C45
#927C45
oklch(59.4% 0.079 88.2)
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 #6B7DAE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Off Blue #5684AE ΔE 0.030
- Dusty Blue #5A86AD ΔE 0.031
- Cool Blue #4984B8 ΔE 0.040
- Steel Blue #4682B4 ΔE 0.041
- Faded Blue #658CBB ΔE 0.041
- Lavender Gray #7E7F9A ΔE 0.042
- Stormy Blue #507B9C ΔE 0.045
- Slate Gray #708090 ΔE 0.050
Use #6B7DAE 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.