#6B7CBB
Closest named color: Off Blue (#5684AE). oklch(59.9% 0.098 271.7), rgb(107, 124, 187).
Aa
Black text reads best on this color (5.22:1).
About this color
#6B7CBB is a medium-dark, moderately saturated blue. In OKLCH its lightness is 60%, its chroma 0.098 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Off Blue (#5684AE), ΔE 0.042 away. Black text reads best on it, at 5.22:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.098) |
| Temperature | cool |
| Nearest name | Off Blue (#5684AE) |
| Black text | 5.22:1 |
| White text | 4.01:1 |
Values
| HEX | #6B7CBB |
| RGB | rgb(107, 124, 187) |
| HSL | hsl(227, 37%, 58%) |
| OKLCH | oklch(59.9% 0.098 271.7) |
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 #6B7CBB | 4.01:1 | AA large text | Lc -72.9 | Content text, not long reading |
| Black text on #6B7CBB | 5.22:1 | AA | Lc 36.7 | Non-text elements, placeholder text |
| #6B7CBB text on white | 4.01:1 | AA large text | Lc 67.4 | Content text, not long reading |
| #6B7CBB text on black | 5.22:1 | AA | Lc -34.3 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6EAF4
oklch(93.7% 0.014 268.5)
-
Step 200
200
#D2D9EB
oklch(88.5% 0.026 268.8)
-
Step 300
300
#B5BFE1
oklch(80.8% 0.049 272.4)
-
Step 400
400
#8F9ED1
oklch(70.6% 0.077 271.6)
-
Step 500
500 (this color)
#6B7CBB
oklch(59.9% 0.098 271.7)
-
Step 600
600
#5D6EB2
oklch(55.5% 0.108 271.9)
-
Step 700
700
#4D5C99
oklch(49.1% 0.1 271.9)
-
Step 800
800
#3F4B7C
oklch(42.6% 0.083 272.1)
-
Step 900
900
#353F64
oklch(37.6% 0.065 271.5)
-
Step 950
950
#1F253A
oklch(26.9% 0.04 271.3)
#6B7CBB 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) | #6682BE | 0.016 |
| Deuteranopia (no green cones) | #5F7CBA | 0.015 |
| Tritanopia (no blue cones) | #508993 | 0.088 |
| Achromatopsia (no color) | #7F7F7F | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B7CBB
#6B7CBB
oklch(59.9% 0.098 271.7)
- #957E32
#957E32
oklch(59.9% 0.099 92.2)
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 #6B7CBB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Off Blue #5684AE ΔE 0.042
- Cool Blue #4984B8 ΔE 0.043
- Dusty Blue #5A86AD ΔE 0.044
- Faded Blue #658CBB ΔE 0.045
- Steel Blue #4682B4 ΔE 0.046
- Windows Blue #3778BF ΔE 0.059
- Lavender Gray #7E7F9A ΔE 0.059
- Stormy Blue #507B9C ΔE 0.061
Use #6B7CBB 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.