#6788AA
Closest named color: Dusty Blue (#5A86AD). oklch(61.5% 0.064 249.6), rgb(103, 136, 170).
Aa
Black text reads best on this color (5.67:1).
About this color
#6788AA is a medium-dark, muted blue. In OKLCH its lightness is 61%, its chroma 0.064 and its hue 250°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Blue (#5A86AD), ΔE 0.018 away. Black text reads best on it, at 5.67:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Dusty Blue (#5A86AD) |
| Black text | 5.67:1 |
| White text | 3.69:1 |
Values
| HEX | #6788AA |
| RGB | rgb(103, 136, 170) |
| HSL | hsl(210, 28%, 54%) |
| OKLCH | oklch(61.5% 0.064 249.6) |
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 #6788AA | 3.69:1 | AA large text | Lc -70.0 | Content text, not long reading |
| Black text on #6788AA | 5.67:1 | AA | Lc 39.6 | Non-text elements, placeholder text |
| #6788AA text on white | 3.69:1 | AA large text | Lc 64.5 | Content text, not long reading |
| #6788AA text on black | 5.67:1 | AA | Lc -37.2 | 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
#E5EAF0
oklch(93.5% 0.01 252.8)
-
Step 200
200
#D1DAE4
oklch(88.4% 0.017 250.9)
-
Step 300
300
#B2C3D5
oklch(81% 0.032 249.7)
-
Step 400
400
#89A4BF
oklch(70.8% 0.05 248.5)
-
Step 500
500 (this color)
#6788AA
oklch(61.5% 0.064 249.6)
-
Step 600
600
#53779B
oklch(55.7% 0.07 249.2)
-
Step 700
700
#446484
oklch(49.2% 0.064 249.2)
-
Step 800
800
#38516B
oklch(42.6% 0.053 250.1)
-
Step 900
900
#304357
oklch(37.6% 0.042 250.3)
-
Step 950
950
#1C2833
oklch(27.1% 0.026 246.6)
#6788AA 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) | #7B89AC | 0.027 |
| Deuteranopia (no green cones) | #7382A9 | 0.021 |
| Tritanopia (no blue cones) | #509093 | 0.055 |
| Achromatopsia (no color) | #858585 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6788AA
#6788AA
oklch(61.5% 0.064 249.6)
- #9E7E5A
#9E7E5A
oklch(61.5% 0.064 69.5)
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 #6788AA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Blue #5A86AD ΔE 0.018
- Off Blue #5684AE ΔE 0.025
- Faded Blue #658CBB ΔE 0.025
- Silver Lake Blue #778DA9 ΔE 0.026
- Blue Grey #758DA3 ΔE 0.027
- Light Slate Gray #778899 ΔE 0.032
- Steel #738595 ΔE 0.033
- Lavender Gray #7E7F9A ΔE 0.039
Use #6788AA 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.