#5A6784
Closest named color: Slate (#516572). oklch(51.4% 0.049 265.9), rgb(90, 103, 132).
Aa
White text reads best on this color (5.66:1).
About this color
#5A6784 is a medium-dark, muted blue. In OKLCH its lightness is 51%, its chroma 0.049 and its hue 266°. 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 5.66:1.
| Hue family | Blues |
| Lightness | medium-dark (51%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.70:1 |
| White text | 5.66:1 |
Values
| HEX | #5A6784 |
| RGB | rgb(90, 103, 132) |
| HSL | hsl(221, 19%, 44%) |
| OKLCH | oklch(51.4% 0.049 265.9) |
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 #5A6784 | 5.66:1 | AA | Lc -83.6 | Fine for body text |
| Black text on #5A6784 | 3.70:1 | AA large text | Lc 25.7 | Dividers and decoration only |
| #5A6784 text on white | 5.66:1 | AA | Lc 78.3 | Fine for body text |
| #5A6784 text on black | 3.70:1 | AA large text | Lc -23.5 | 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
#E8EAEF
oklch(93.7% 0.007 268.5)
-
Step 200
200
#D5D9E2
oklch(88.5% 0.013 266.7)
-
Step 300
300
#B9C1D0
oklch(80.9% 0.023 263.2)
-
Step 400
400
#95A1B9
oklch(70.8% 0.038 264.3)
-
Step 500
500
#7C89A8
oklch(63.1% 0.049 267.1)
-
Step 600
600
#657393
oklch(55.6% 0.053 266.3)
-
Step 700
700 (this color)
#5A6784
oklch(51.4% 0.049 265.9)
-
Step 800
800
#444F66
oklch(42.7% 0.041 264.8)
-
Step 900
900
#3A4153
oklch(37.6% 0.032 268.2)
-
Step 950
950
#222630
oklch(26.9% 0.02 267.9)
#5A6784 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) | #5E6985 | 0.009 |
| Deuteranopia (no green cones) | #5A6583 | 0.006 |
| Tritanopia (no blue cones) | #4E6D71 | 0.044 |
| Achromatopsia (no color) | #676767 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A6784
#5A6784
oklch(51.4% 0.049 265.9)
- #746647
#746647
oklch(51.5% 0.049 86.4)
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 #5A6784, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.032
- Metallic Blue #4F738E ΔE 0.035
- Denim #3B638C ΔE 0.044
- Dusky Blue #475F94 ΔE 0.048
- Dull Blue #49759C ΔE 0.049
- Dim Gray #696969 ΔE 0.049
- Dusty Grape #545775 ΔE 0.049
- Muted Blue #3B719F ΔE 0.053
Use #5A6784 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.