#5D669B
Closest named color: Dusky Blue (#475F94). oklch(52.5% 0.084 275.8), rgb(93, 102, 155).
Aa
White text reads best on this color (5.46:1).
About this color
#5D669B is a medium-dark, moderately saturated blue. In OKLCH its lightness is 53%, its chroma 0.084 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.039 away. White text reads best on it, at 5.46:1.
| Hue family | Blues |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.83:1 |
| White text | 5.46:1 |
Values
| HEX | #5D669B |
| RGB | rgb(93, 102, 155) |
| HSL | hsl(231, 25%, 49%) |
| OKLCH | oklch(52.5% 0.084 275.8) |
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 #5D669B | 5.46:1 | AA | Lc -82.6 | Fine for body text |
| Black text on #5D669B | 3.83:1 | AA large text | Lc 26.8 | Dividers and decoration only |
| #5D669B text on white | 5.46:1 | AA | Lc 77.2 | Fine for body text |
| #5D669B text on black | 3.83:1 | AA large text | Lc -24.5 | Dividers and decoration only |
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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E8E9F1
oklch(93.6% 0.011 280.5)
-
Step 200
200
#D5D8E7
oklch(88.4% 0.021 276.9)
-
Step 300
300
#B9BFDA
oklch(80.9% 0.039 275.6)
-
Step 400
400
#969EC7
oklch(70.7% 0.061 276.1)
-
Step 500
500
#7C86B9
oklch(63.2% 0.078 275.4)
-
Step 600
600 (this color)
#5D669B
oklch(52.5% 0.084 275.8)
-
Step 700
700
#545D8D
oklch(49.2% 0.078 275.1)
-
Step 800
800
#454C72
oklch(42.7% 0.064 275.4)
-
Step 900
900
#3A3F5C
oklch(37.6% 0.05 276.2)
-
Step 950
950
#222536
oklch(27% 0.032 276.3)
#5D669B 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) | #546C9D | 0.019 |
| Deuteranopia (no green cones) | #50679A | 0.018 |
| Tritanopia (no blue cones) | #4A7079 | 0.074 |
| Achromatopsia (no color) | #696969 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5D669B
#5D669B
oklch(52.5% 0.084 275.8)
- #796A2B
#796A2B
oklch(52.5% 0.085 95.9)
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 #5D669B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.039
- French Blue #436BAD ΔE 0.040
- Muted Blue #3B719F ΔE 0.046
- Dull Blue #49759C ΔE 0.047
- Flat Blue #3C73A8 ΔE 0.049
- Metallic Blue #4F738E ΔE 0.050
- Denim #3B638C ΔE 0.052
- Denim Blue #3B5B92 ΔE 0.059
Use #5D669B 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.