#6E77BD
Closest named color: Cool Blue (#4984B8). oklch(59.2% 0.107 277), rgb(110, 119, 189).
Aa
Black text reads best on this color (5.03:1).
About this color
#6E77BD is a medium-dark, moderately saturated blue. In OKLCH its lightness is 59%, its chroma 0.107 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Blue (#4984B8), ΔE 0.054 away. Black text reads best on it, at 5.03:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | Cool Blue (#4984B8) |
| Black text | 5.03:1 |
| White text | 4.16:1 |
Values
| HEX | #6E77BD |
| RGB | rgb(110, 119, 189) |
| HSL | hsl(233, 37%, 59%) |
| OKLCH | oklch(59.2% 0.107 277) |
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 #6E77BD | 4.16:1 | AA large text | Lc -74.1 | Content text, not long reading |
| Black text on #6E77BD | 5.03:1 | AA | Lc 35.4 | Non-text elements, placeholder text |
| #6E77BD text on white | 4.16:1 | AA large text | Lc 68.6 | Content text, not long reading |
| #6E77BD text on black | 5.03:1 | AA | Lc -33.0 | 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 600.
-
Step 50
50
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E7E9F3
oklch(93.5% 0.014 277.1)
-
Step 200
200
#D4D8EB
oklch(88.5% 0.026 276.4)
-
Step 300
300
#B8BEE0
oklch(80.8% 0.048 277.4)
-
Step 400
400
#949DD1
oklch(70.8% 0.077 276.6)
-
Step 500
500
#7A84C5
oklch(63.2% 0.098 276.5)
-
Step 600
600 (this color)
#6E77BD
oklch(59.2% 0.107 277)
-
Step 700
700
#535A98
oklch(49.1% 0.099 277.2)
-
Step 800
800
#444A7C
oklch(42.8% 0.083 277.1)
-
Step 900
900
#393E63
oklch(37.7% 0.064 277)
-
Step 950
950
#21243A
oklch(26.8% 0.041 277.3)
#6E77BD 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) | #5F7FC0 | 0.026 |
| Deuteranopia (no green cones) | #5979BB | 0.027 |
| Tritanopia (no blue cones) | #558591 | 0.095 |
| Achromatopsia (no color) | #7C7C7C | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6E77BD
#6E77BD
oklch(59.2% 0.107 277)
- #907E25
#907E25
oklch(59.3% 0.108 97.4)
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 #6E77BD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Blue #4984B8 ΔE 0.054
- Off Blue #5684AE ΔE 0.055
- Steel Blue #4682B4 ΔE 0.056
- Dusty Blue #5A86AD ΔE 0.058
- Faded Blue #658CBB ΔE 0.059
- Windows Blue #3778BF ΔE 0.060
- Deep Lilac #966EBD ΔE 0.063
- Lavender Gray #7E7F9A ΔE 0.068
Use #6E77BD 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.