#596887
Closest named color: Metallic Blue (#4F738E). oklch(51.7% 0.053 264.5), rgb(89, 104, 135).
Aa
White text reads best on this color (5.59:1).
About this color
#596887 is a medium-dark, muted blue. In OKLCH its lightness is 52%, its chroma 0.053 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.032 away. White text reads best on it, at 5.59:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 3.75:1 |
| White text | 5.59:1 |
Values
| HEX | #596887 |
| RGB | rgb(89, 104, 135) |
| HSL | hsl(220, 21%, 44%) |
| OKLCH | oklch(51.7% 0.053 264.5) |
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 #596887 | 5.59:1 | AA | Lc -83.2 | Fine for body text |
| Black text on #596887 | 3.75:1 | AA large text | Lc 26.1 | Dividers and decoration only |
| #596887 text on white | 5.59:1 | AA | Lc 77.9 | Fine for body text |
| #596887 text on black | 3.75:1 | AA large text | Lc -23.8 | 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 700.
-
Step 50
50
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E7EAEF
oklch(93.6% 0.007 260.7)
-
Step 200
200
#D4D9E3
oklch(88.4% 0.015 264.5)
-
Step 300
300
#B8C1D2
oklch(80.9% 0.026 263.3)
-
Step 400
400
#94A1BB
oklch(70.8% 0.041 264.3)
-
Step 500
500
#7A8AAA
oklch(63.2% 0.052 264.1)
-
Step 600
600
#637395
oklch(55.6% 0.057 265)
-
Step 700
700 (this color)
#596887
oklch(51.7% 0.053 264.5)
-
Step 800
800
#434F67
oklch(42.7% 0.043 264)
-
Step 900
900
#394254
oklch(37.8% 0.033 264.1)
-
Step 950
950
#212631
oklch(26.9% 0.022 265.8)
#596887 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) | #5E6A88 | 0.010 |
| Deuteranopia (no green cones) | #596686 | 0.006 |
| Tritanopia (no blue cones) | #4C6E72 | 0.047 |
| Achromatopsia (no color) | #686868 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #596887
#596887
oklch(51.7% 0.053 264.5)
- #766645
#766645
oklch(51.7% 0.052 84.8)
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 #596887, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.032
- Slate #516572 ΔE 0.036
- Denim #3B638C ΔE 0.043
- Dull Blue #49759C ΔE 0.044
- Dusky Blue #475F94 ΔE 0.046
- Muted Blue #3B719F ΔE 0.048
- Dim Gray #696969 ΔE 0.053
- Dusty Grape #545775 ΔE 0.053
Use #596887 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.