#5D6EB2
Closest named color: French Blue (#436BAD). oklch(55.5% 0.108 271.9), rgb(93, 110, 178).
Aa
White text reads best on this color (4.84:1).
About this color
#5D6EB2 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 56%, its chroma 0.108 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.035 away. White text reads best on it, at 4.84:1.
| Hue family | Blues |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.108) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 4.33:1 |
| White text | 4.84:1 |
Values
| HEX | #5D6EB2 |
| RGB | rgb(93, 110, 178) |
| HSL | hsl(228, 36%, 53%) |
| OKLCH | oklch(55.5% 0.108 271.9) |
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 #5D6EB2 | 4.84:1 | AA | Lc -78.9 | Fine for body text |
| Black text on #5D6EB2 | 4.33:1 | AA large text | Lc 30.6 | Non-text elements, placeholder text |
| #5D6EB2 text on white | 4.84:1 | AA | Lc 73.5 | Content text, not long reading |
| #5D6EB2 text on black | 4.33:1 | AA large text | Lc -28.2 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6E9F4
oklch(93.5% 0.015 273.8)
-
Step 200
200
#D3D9EC
oklch(88.6% 0.027 271.8)
-
Step 300
300
#B5BFE1
oklch(80.8% 0.049 272.4)
-
Step 400
400
#8F9ED2
oklch(70.7% 0.078 271.8)
-
Step 500
500
#7485C6
oklch(63% 0.1 272.1)
-
Step 600
600 (this color)
#5D6EB2
oklch(55.5% 0.108 271.9)
-
Step 700
700
#4D5C99
oklch(49.1% 0.1 271.9)
-
Step 800
800
#3F4B7C
oklch(42.6% 0.083 272.1)
-
Step 900
900
#353F64
oklch(37.6% 0.065 271.5)
-
Step 950
950
#1F253B
oklch(27% 0.042 271.7)
#5D6EB2 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) | #5475B5 | 0.020 |
| Deuteranopia (no green cones) | #4C6EB0 | 0.021 |
| Tritanopia (no blue cones) | #3C7C87 | 0.097 |
| Achromatopsia (no color) | #727272 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5D6EB2
#5D6EB2
oklch(55.5% 0.108 271.9)
- #8A7013
#8A7013
oklch(55.5% 0.107 91.5)
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 #5D6EB2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.035
- Flat Blue #3C73A8 ΔE 0.043
- Windows Blue #3778BF ΔE 0.045
- Dull Blue #49759C ΔE 0.050
- Muted Blue #3B719F ΔE 0.052
- Steel Blue #4682B4 ΔE 0.058
- Mid Blue #276AB3 ΔE 0.058
- Stormy Blue #507B9C ΔE 0.059
Use #5D6EB2 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.