#5763A4
Closest named color: French Blue (#436BAD). oklch(52% 0.104 274.3), rgb(87, 99, 164).
Aa
White text reads best on this color (5.63:1).
About this color
#5763A4 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 52%, its chroma 0.104 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.031 away. White text reads best on it, at 5.63:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.104) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 3.72:1 |
| White text | 5.63:1 |
Values
| HEX | #5763A4 |
| RGB | rgb(87, 99, 164) |
| HSL | hsl(231, 31%, 49%) |
| OKLCH | oklch(52% 0.104 274.3) |
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 #5763A4 | 5.63:1 | AA | Lc -83.4 | Fine for body text |
| Black text on #5763A4 | 3.72:1 | AA large text | Lc 26.0 | Dividers and decoration only |
| #5763A4 text on white | 5.63:1 | AA | Lc 78.1 | Fine for body text |
| #5763A4 text on black | 3.72:1 | AA large text | Lc -23.7 | 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 700.
-
Step 50
50
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E7E9F4
oklch(93.6% 0.015 277.8)
-
Step 200
200
#D3D8EC
oklch(88.4% 0.028 274.6)
-
Step 300
300
#B6BFE2
oklch(80.9% 0.05 273.9)
-
Step 400
400
#919DD3
oklch(70.7% 0.08 274.5)
-
Step 500
500
#7784C7
oklch(63.1% 0.102 274.7)
-
Step 600
600
#606DB4
oklch(55.6% 0.111 274.4)
-
Step 700
700 (this color)
#5763A4
oklch(52% 0.104 274.3)
-
Step 800
800
#414A7E
oklch(42.7% 0.087 274.7)
-
Step 900
900
#373E65
oklch(37.6% 0.067 275)
-
Step 950
950
#20253B
oklch(27.1% 0.042 273.5)
#5763A4 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) | #4B6BA7 | 0.025 |
| Deuteranopia (no green cones) | #4464A3 | 0.024 |
| Tritanopia (no blue cones) | #3B707B | 0.092 |
| Achromatopsia (no color) | #676767 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5763A4
#5763A4
oklch(52% 0.104 274.3)
- #7C6709
#7C6709
oklch(51.9% 0.104 94.4)
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 #5763A4, closest first.
No curated palette has a color within ΔE 0.04 of #5763A4.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.031
- Dusky Blue #475F94 ΔE 0.036
- Flat Blue #3C73A8 ΔE 0.050
- Muted Blue #3B719F ΔE 0.050
- Mid Blue #276AB3 ΔE 0.052
- Denim Blue #3B5B92 ΔE 0.052
- Denim #3B638C ΔE 0.054
- Dull Blue #49759C ΔE 0.057
Use #5763A4 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.