#5D6CA9
Closest named color: French Blue (#436BAD). oklch(54.6% 0.097 272.3), rgb(93, 108, 169).
Aa
White text reads best on this color (5.01:1).
About this color
#5D6CA9 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 55%, its chroma 0.097 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.032 away. White text reads best on it, at 5.01:1.
| Hue family | Blues |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 4.18:1 |
| White text | 5.01:1 |
Values
| HEX | #5D6CA9 |
| RGB | rgb(93, 108, 169) |
| HSL | hsl(228, 31%, 51%) |
| OKLCH | oklch(54.6% 0.097 272.3) |
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 #5D6CA9 | 5.01:1 | AA | Lc -80.0 | Fine for body text |
| Black text on #5D6CA9 | 4.18:1 | AA large text | Lc 29.5 | Dividers and decoration only |
| #5D6CA9 text on white | 5.01:1 | AA | Lc 74.6 | Content text, not long reading |
| #5D6CA9 text on black | 4.18:1 | AA large text | Lc -27.1 | 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
#E7E9F3
oklch(93.5% 0.014 277.1)
-
Step 200
200
#D3D9EA
oklch(88.6% 0.024 270.3)
-
Step 300
300
#B7BFDE
oklch(80.8% 0.045 273.9)
-
Step 400
400
#919ECD
oklch(70.6% 0.071 272.5)
-
Step 500
500
#7786C0
oklch(63.1% 0.089 272.5)
-
Step 600
600 (this color)
#5D6CA9
oklch(54.6% 0.097 272.3)
-
Step 700
700
#4F5D94
oklch(49.2% 0.09 271.9)
-
Step 800
800
#414C78
oklch(42.7% 0.075 272.2)
-
Step 900
900
#373F61
oklch(37.6% 0.059 273.1)
-
Step 950
950
#202539
oklch(26.9% 0.038 272.9)
#5D6CA9 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) | #5672AB | 0.018 |
| Deuteranopia (no green cones) | #4F6CA8 | 0.018 |
| Tritanopia (no blue cones) | #427982 | 0.088 |
| Achromatopsia (no color) | #6F6F6F | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5D6CA9
#5D6CA9
oklch(54.6% 0.097 272.3)
- #846E22
#846E22
oklch(54.5% 0.097 92.4)
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 #5D6CA9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.032
- Flat Blue #3C73A8 ΔE 0.040
- Dull Blue #49759C ΔE 0.043
- Muted Blue #3B719F ΔE 0.045
- Windows Blue #3778BF ΔE 0.053
- Stormy Blue #507B9C ΔE 0.054
- Metallic Blue #4F738E ΔE 0.056
- Cerulean #457B9D ΔE 0.057
Use #5D6CA9 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.