#577193
Closest named color: Metallic Blue (#4F738E). oklch(54.2% 0.062 255.4), rgb(87, 113, 147).
Aa
White text reads best on this color (5.01:1).
About this color
#577193 is a medium-dark, muted blue. In OKLCH its lightness is 54%, its chroma 0.062 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.015 away. White text reads best on it, at 5.01:1.
| Hue family | Blues |
| Lightness | medium-dark (54%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 4.18:1 |
| White text | 5.01:1 |
Values
| HEX | #577193 |
| RGB | rgb(87, 113, 147) |
| HSL | hsl(214, 26%, 46%) |
| OKLCH | oklch(54.2% 0.062 255.4) |
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 #577193 | 5.01:1 | AA | Lc -80.0 | Fine for body text |
| Black text on #577193 | 4.18:1 | AA large text | Lc 29.5 | Dividers and decoration only |
| #577193 text on white | 5.01:1 | AA | Lc 74.6 | Content text, not long reading |
| #577193 text on black | 4.18:1 | AA large text | Lc -27.1 | 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
#F4F6F8
oklch(97.2% 0.003 247.9)
-
Step 100
100
#E6EAEF
oklch(93.5% 0.008 253.9)
-
Step 200
200
#D3DAE3
oklch(88.6% 0.015 254.6)
-
Step 300
300
#B5C2D3
oklch(80.9% 0.028 255.1)
-
Step 400
400
#8FA2BD
oklch(70.7% 0.045 257.2)
-
Step 500
500
#738BAC
oklch(63% 0.057 256.4)
-
Step 600
600 (this color)
#577193
oklch(54.2% 0.062 255.4)
-
Step 700
700
#4B6281
oklch(49% 0.057 256)
-
Step 800
800
#3D5069
oklch(42.6% 0.048 255.5)
-
Step 900
900
#344355
oklch(37.7% 0.037 253.3)
-
Step 950
950
#1F2732
oklch(27% 0.024 256.4)
#577193 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) | #647295 | 0.018 |
| Deuteranopia (no green cones) | #5D6D92 | 0.013 |
| Tritanopia (no blue cones) | #42787C | 0.054 |
| Achromatopsia (no color) | #6F6F6F | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #577193
#577193
oklch(54.2% 0.062 255.4)
- #846A46
#846A46
oklch(54.1% 0.061 74.9)
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 #577193, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.015
- Dull Blue #49759C ΔE 0.020
- Stormy Blue #507B9C ΔE 0.029
- Cerulean #457B9D ΔE 0.032
- Muted Blue #3B719F ΔE 0.035
- Flat Blue #3C73A8 ΔE 0.041
- Grey Blue #647D8E ΔE 0.044
- Battleship Gray #6C757D ΔE 0.048
Use #577193 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.