#6B8AAC
Closest named color: Silver Lake Blue (#778DA9). oklch(62.3% 0.063 251.2), rgb(107, 138, 172).
Aa
Black text reads best on this color (5.85:1).
About this color
#6B8AAC is a medium-light, muted blue. In OKLCH its lightness is 62%, its chroma 0.063 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Silver Lake Blue (#778DA9), ΔE 0.019 away. Black text reads best on it, at 5.85:1.
| Hue family | Blues |
| Lightness | medium-light (62%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Silver Lake Blue (#778DA9) |
| Black text | 5.85:1 |
| White text | 3.58:1 |
Values
| HEX | #6B8AAC |
| RGB | rgb(107, 138, 172) |
| HSL | hsl(211, 28%, 55%) |
| OKLCH | oklch(62.3% 0.063 251.2) |
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 #6B8AAC | 3.58:1 | AA large text | Lc -68.9 | Content text, not long reading |
| Black text on #6B8AAC | 5.85:1 | AA | Lc 40.7 | Non-text elements, placeholder text |
| #6B8AAC text on white | 3.58:1 | AA large text | Lc 63.4 | Content text, not long reading |
| #6B8AAC text on black | 5.85:1 | AA | Lc -38.3 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E6EAF0
oklch(93.6% 0.009 258.3)
-
Step 200
200
#D1DAE4
oklch(88.4% 0.017 250.9)
-
Step 300
300
#B3C2D4
oklch(80.8% 0.03 253)
-
Step 400
400
#8BA3BF
oklch(70.7% 0.049 252.5)
-
Step 500
500 (this color)
#6B8AAC
oklch(62.3% 0.063 251.2)
-
Step 600
600
#55769A
oklch(55.5% 0.068 251.2)
-
Step 700
700
#456384
oklch(49% 0.064 251.5)
-
Step 800
800
#39516B
oklch(42.7% 0.053 251.1)
-
Step 900
900
#314357
oklch(37.6% 0.041 251.6)
-
Step 950
950
#1D2733
oklch(26.9% 0.027 253.3)
#6B8AAC 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) | #7D8BAE | 0.024 |
| Deuteranopia (no green cones) | #7584AB | 0.020 |
| Tritanopia (no blue cones) | #559295 | 0.055 |
| Achromatopsia (no color) | #878787 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B8AAC
#6B8AAC
oklch(62.3% 0.063 251.2)
- #9F815D
#9F815D
oklch(62.3% 0.062 71.4)
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 #6B8AAC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Silver Lake Blue #778DA9 ΔE 0.019
- Blue Grey #758DA3 ΔE 0.022
- Faded Blue #658CBB ΔE 0.023
- Dusty Blue #5A86AD ΔE 0.024
- Light Slate Gray #778899 ΔE 0.030
- Off Blue #5684AE ΔE 0.032
- Steel #738595 ΔE 0.034
- Lavender Gray #7E7F9A ΔE 0.040
Use #6B8AAC 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.