#576484
Closest named color: Slate (#516572). oklch(50.5% 0.054 267.3), rgb(87, 100, 132).
Aa
White text reads best on this color (5.89:1).
About this color
#576484 is a medium-dark, muted blue. In OKLCH its lightness is 51%, its chroma 0.054 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.032 away. White text reads best on it, at 5.89:1.
| Hue family | Blues |
| Lightness | medium-dark (51%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.56:1 |
| White text | 5.89:1 |
Values
| HEX | #576484 |
| RGB | rgb(87, 100, 132) |
| HSL | hsl(223, 21%, 43%) |
| OKLCH | oklch(50.5% 0.054 267.3) |
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 #576484 | 5.89:1 | AA | Lc -84.7 | Fine for body text |
| Black text on #576484 | 3.56:1 | AA large text | Lc 24.6 | Dividers and decoration only |
| #576484 text on white | 5.89:1 | AA | Lc 79.5 | Fine for body text |
| #576484 text on black | 3.56:1 | AA large text | Lc -22.3 | 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
#D5D9E3
oklch(88.5% 0.014 268.5)
-
Step 300
300
#B9C0D2
oklch(80.8% 0.026 268.8)
-
Step 400
400
#95A0BB
oklch(70.6% 0.041 267.8)
-
Step 500
500
#7B89AA
oklch(63.1% 0.052 266.9)
-
Step 600
600
#647396
oklch(55.7% 0.058 266.5)
-
Step 700
700 (this color)
#576484
oklch(50.5% 0.054 267.3)
-
Step 800
800
#444E68
oklch(42.6% 0.045 268.1)
-
Step 900
900
#394154
oklch(37.6% 0.034 266.9)
-
Step 950
950
#222631
oklch(27% 0.021 269.3)
#576484 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) | #5A6685 | 0.008 |
| Deuteranopia (no green cones) | #566283 | 0.006 |
| Tritanopia (no blue cones) | #4A6A6F | 0.047 |
| Achromatopsia (no color) | #646464 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #576484
#576484
oklch(50.5% 0.054 267.3)
- #726340
#726340
oklch(50.5% 0.054 87.3)
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 #576484, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.032
- Denim #3B638C ΔE 0.037
- Dusky Blue #475F94 ΔE 0.039
- Dusty Grape #545775 ΔE 0.041
- Metallic Blue #4F738E ΔE 0.043
- YInMn Blue #415A77 ΔE 0.047
- Dusk #4E5481 ΔE 0.050
- Dull Blue #49759C ΔE 0.054
Use #576484 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.