#6B9BC7
Closest named color: Greyblue (#77A1B5). oklch(67.2% 0.084 247), rgb(107, 155, 199).
Aa
Black text reads best on this color (7.13:1).
About this color
#6B9BC7 is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.084 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.039 away. Black text reads best on it, at 7.13:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.13:1 |
| White text | 2.94:1 |
Values
| HEX | #6B9BC7 |
| RGB | rgb(107, 155, 199) |
| HSL | hsl(209, 45%, 60%) |
| OKLCH | oklch(67.2% 0.084 247) |
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 #6B9BC7 | 2.94:1 | Fails | Lc -61.1 | Content text, not long reading |
| Black text on #6B9BC7 | 7.13:1 | AAA | Lc 48.2 | Large or bold text, headings |
| #6B9BC7 text on white | 2.94:1 | Fails | Lc 55.8 | Large or bold text, headings |
| #6B9BC7 text on black | 7.13:1 | AAA | Lc -46.0 | Large or bold text, headings |
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 400.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#CADBEC
oklch(88.4% 0.03 248.2)
-
Step 300
300
#A6C4E1
oklch(80.8% 0.052 247.6)
-
Step 400
400 (this color)
#6B9BC7
oklch(67.2% 0.084 247)
-
Step 500
500
#508FC7
oklch(63.2% 0.107 247.2)
-
Step 600
600
#3178B3
oklch(55.6% 0.116 247)
-
Step 700
700
#23659A
oklch(49.2% 0.107 246.8)
-
Step 800
800
#1F527D
oklch(42.6% 0.09 247.4)
-
Step 900
900
#1F4464
oklch(37.5% 0.07 247.1)
-
Step 950
950
#13283B
oklch(26.9% 0.045 247.5)
#6B9BC7 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) | #899CC9 | 0.037 |
| Deuteranopia (no green cones) | #7D92C6 | 0.030 |
| Tritanopia (no blue cones) | #44A5AA | 0.070 |
| Achromatopsia (no color) | #969696 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B9BC7
#6B9BC7
oklch(67.2% 0.084 247)
- #B98C5D
#B98C5D
oklch(67.3% 0.084 66.8)
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 #6B9BC7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.039
- Faded Blue #658CBB ΔE 0.043
- Silver Lake Blue #778DA9 ΔE 0.051
- Cool Gray #8D99AE ΔE 0.052
- Bluegrey #85A3B2 ΔE 0.054
- Bluey Grey #89A0B0 ΔE 0.054
- Blue Grey #758DA3 ΔE 0.057
- Cornflower Blue #6495ED ΔE 0.064
Use #6B9BC7 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.