#596595
Closest named color: Dusky Blue (#475F94). oklch(51.7% 0.078 272.7), rgb(89, 101, 149).
Aa
White text reads best on this color (5.64:1).
About this color
#596595 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 52%, its chroma 0.078 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.032 away. White text reads best on it, at 5.64:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.72:1 |
| White text | 5.64:1 |
Values
| HEX | #596595 |
| RGB | rgb(89, 101, 149) |
| HSL | hsl(228, 25%, 47%) |
| OKLCH | oklch(51.7% 0.078 272.7) |
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 #596595 | 5.64:1 | AA | Lc -83.5 | Fine for body text |
| Black text on #596595 | 3.72:1 | AA large text | Lc 25.9 | Dividers and decoration only |
| #596595 text on white | 5.64:1 | AA | Lc 78.2 | Fine for body text |
| #596595 text on black | 3.72:1 | AA large text | Lc -23.6 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E7E9F1
oklch(93.5% 0.011 274.9)
-
Step 200
200
#D4D9E7
oklch(88.6% 0.02 270.2)
-
Step 300
300
#B8C0DA
oklch(81% 0.038 272)
-
Step 400
400
#949FC7
oklch(70.8% 0.06 272.8)
-
Step 500
500
#7A87B8
oklch(63.2% 0.076 272.6)
-
Step 600
600
#6370A4
oklch(55.6% 0.083 272.7)
-
Step 700
700 (this color)
#596595
oklch(51.7% 0.078 272.7)
-
Step 800
800
#434C72
oklch(42.6% 0.064 273.2)
-
Step 900
900
#38405C
oklch(37.7% 0.049 271.6)
-
Step 950
950
#212536
oklch(26.9% 0.032 273.8)
#596595 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) | #556A97 | 0.014 |
| Deuteranopia (no green cones) | #506594 | 0.012 |
| Tritanopia (no blue cones) | #466F76 | 0.070 |
| Achromatopsia (no color) | #676767 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #596595
#596595
oklch(51.7% 0.078 272.7)
- #78672F
#78672F
oklch(51.8% 0.078 92.6)
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 #596595, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.032
- Denim #3B638C ΔE 0.042
- French Blue #436BAD ΔE 0.044
- Muted Blue #3B719F ΔE 0.044
- Dull Blue #49759C ΔE 0.046
- Metallic Blue #4F738E ΔE 0.046
- Flat Blue #3C73A8 ΔE 0.050
- Denim Blue #3B5B92 ΔE 0.051
Use #596595 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.