#596BAE
Closest named color: French Blue (#436BAD). oklch(54.4% 0.107 271.1), rgb(89, 107, 174).
Aa
White text reads best on this color (5.07:1).
About this color
#596BAE is a medium-dark, moderately saturated blue. In OKLCH its lightness is 54%, its chroma 0.107 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.026 away. White text reads best on it, at 5.07:1.
| Hue family | Blues |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 4.13:1 |
| White text | 5.07:1 |
Values
| HEX | #596BAE |
| RGB | rgb(89, 107, 174) |
| HSL | hsl(227, 34%, 52%) |
| OKLCH | oklch(54.4% 0.107 271.1) |
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 #596BAE | 5.07:1 | AA | Lc -80.3 | Fine for body text |
| Black text on #596BAE | 4.13:1 | AA large text | Lc 29.2 | Dividers and decoration only |
| #596BAE text on white | 5.07:1 | AA | Lc 74.9 | Content text, not long reading |
| #596BAE text on black | 4.13:1 | AA large text | Lc -26.8 | 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
#E6EAF4
oklch(93.7% 0.014 268.5)
-
Step 200
200
#D2D9EB
oklch(88.5% 0.026 268.8)
-
Step 300
300
#B5C0E1
oklch(81% 0.048 270.8)
-
Step 400
400
#8F9ED1
oklch(70.6% 0.077 271.6)
-
Step 500
500
#7386C5
oklch(63.1% 0.098 270.6)
-
Step 600
600 (this color)
#596BAE
oklch(54.4% 0.107 271.1)
-
Step 700
700
#4C5C99
oklch(49% 0.1 271.2)
-
Step 800
800
#3E4C7C
oklch(42.8% 0.082 270.3)
-
Step 900
900
#353F64
oklch(37.6% 0.065 271.5)
-
Step 950
950
#1F253A
oklch(26.9% 0.04 271.3)
#596BAE 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) | #5172B1 | 0.020 |
| Deuteranopia (no green cones) | #496BAD | 0.020 |
| Tritanopia (no blue cones) | #377984 | 0.096 |
| Achromatopsia (no color) | #6E6E6E | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #596BAE
#596BAE
oklch(54.4% 0.107 271.1)
- #876D0E
#876D0E
oklch(54.5% 0.107 91.4)
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 #596BAE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.026
- Flat Blue #3C73A8 ΔE 0.040
- Muted Blue #3B719F ΔE 0.046
- Windows Blue #3778BF ΔE 0.048
- Dull Blue #49759C ΔE 0.048
- Mid Blue #276AB3 ΔE 0.051
- Dusky Blue #475F94 ΔE 0.057
- Stormy Blue #507B9C ΔE 0.060
Use #596BAE 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.