#5576A4
Closest named color: Dull Blue (#49759C). oklch(56% 0.081 256.8), rgb(85, 118, 164).
Aa
White text reads best on this color (4.65:1).
About this color
#5576A4 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 56%, its chroma 0.081 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Dull Blue (#49759C), ΔE 0.020 away. White text reads best on it, at 4.65:1.
| Hue family | Blues |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Dull Blue (#49759C) |
| Black text | 4.51:1 |
| White text | 4.65:1 |
Values
| HEX | #5576A4 |
| RGB | rgb(85, 118, 164) |
| HSL | hsl(215, 32%, 49%) |
| OKLCH | oklch(56% 0.081 256.8) |
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 #5576A4 | 4.65:1 | AA | Lc -77.7 | Fine for body text |
| Black text on #5576A4 | 4.51:1 | AA | Lc 31.8 | Non-text elements, placeholder text |
| #5576A4 text on white | 4.65:1 | AA | Lc 72.2 | Content text, not long reading |
| #5576A4 text on black | 4.51:1 | AA | Lc -29.4 | 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 600.
-
Step 50
50
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E5EAF1
oklch(93.5% 0.011 256.7)
-
Step 200
200
#D1DAE7
oklch(88.5% 0.02 257.5)
-
Step 300
300
#B2C2D9
oklch(80.9% 0.037 257.4)
-
Step 400
400
#89A2C5
oklch(70.6% 0.059 256.8)
-
Step 500
500
#6C8BB7
oklch(63% 0.076 257.2)
-
Step 600
600 (this color)
#5576A4
oklch(56% 0.081 256.8)
-
Step 700
700
#44628B
oklch(49.1% 0.075 256.4)
-
Step 800
800
#385071
oklch(42.7% 0.063 256.5)
-
Step 900
900
#31425B
oklch(37.6% 0.048 257.9)
-
Step 950
950
#1D2736
oklch(27% 0.031 258.3)
#5576A4 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) | #6479A6 | 0.022 |
| Deuteranopia (no green cones) | #5B71A3 | 0.015 |
| Tritanopia (no blue cones) | #348086 | 0.072 |
| Achromatopsia (no color) | #747474 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5576A4
#5576A4
oklch(56% 0.081 256.8)
- #8F6E3A
#8F6E3A
oklch(56% 0.081 77.2)
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 #5576A4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Blue #49759C ΔE 0.020
- Stormy Blue #507B9C ΔE 0.022
- Cerulean #457B9D ΔE 0.026
- Flat Blue #3C73A8 ΔE 0.030
- Muted Blue #3B719F ΔE 0.034
- Metallic Blue #4F738E ΔE 0.036
- Steel Blue #4682B4 ΔE 0.037
- Off Blue #5684AE ΔE 0.040
Use #5576A4 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.