#576A89
Closest named color: Metallic Blue (#4F738E). oklch(52.1% 0.054 260.1), rgb(87, 106, 137).
Aa
White text reads best on this color (5.48:1).
About this color
#576A89 is a medium-dark, muted blue. In OKLCH its lightness is 52%, its chroma 0.054 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.026 away. White text reads best on it, at 5.48:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 3.82:1 |
| White text | 5.48:1 |
Values
| HEX | #576A89 |
| RGB | rgb(87, 106, 137) |
| HSL | hsl(217, 22%, 44%) |
| OKLCH | oklch(52.1% 0.054 260.1) |
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 #576A89 | 5.48:1 | AA | Lc -82.7 | Fine for body text |
| Black text on #576A89 | 3.82:1 | AA large text | Lc 26.7 | Dividers and decoration only |
| #576A89 text on white | 5.48:1 | AA | Lc 77.4 | Fine for body text |
| #576A89 text on black | 3.82:1 | AA large text | Lc -24.4 | 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
#B7C1D2
oklch(80.8% 0.026 261.1)
-
Step 400
400
#92A2BB
oklch(70.8% 0.041 259.3)
-
Step 500
500
#778AAB
oklch(63.1% 0.055 261.4)
-
Step 600
600
#5F7496
oklch(55.6% 0.059 259.9)
-
Step 700
700 (this color)
#576A89
oklch(52.1% 0.054 260.1)
-
Step 800
800
#415068
oklch(42.8% 0.044 259.7)
-
Step 900
900
#374254
oklch(37.7% 0.034 260.2)
-
Step 950
950
#202731
oklch(27% 0.021 257.3)
#576A89 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) | #5F6C8A | 0.013 |
| Deuteranopia (no green cones) | #5A6788 | 0.009 |
| Tritanopia (no blue cones) | #477174 | 0.050 |
| Achromatopsia (no color) | #696969 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #576A89
#576A89
oklch(52.1% 0.054 260.1)
- #7A6645
#7A6645
oklch(52.1% 0.054 79.6)
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 #576A89, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.026
- Slate #516572 ΔE 0.038
- Dull Blue #49759C ΔE 0.038
- Denim #3B638C ΔE 0.043
- Muted Blue #3B719F ΔE 0.043
- Dusky Blue #475F94 ΔE 0.047
- Stormy Blue #507B9C ΔE 0.050
- Cerulean #457B9D ΔE 0.052
Use #576A89 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.