#5A617D
Closest named color: Slate (#516572). oklch(49.7% 0.046 273.7), rgb(90, 97, 125).
Aa
White text reads best on this color (6.10:1).
About this color
#5A617D is a medium-dark, muted blue. In OKLCH its lightness is 50%, its chroma 0.046 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.028 away. White text reads best on it, at 6.10:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.44:1 |
| White text | 6.10:1 |
Values
| HEX | #5A617D |
| RGB | rgb(90, 97, 125) |
| HSL | hsl(228, 16%, 42%) |
| OKLCH | oklch(49.7% 0.046 273.7) |
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 #5A617D | 6.10:1 | AA | Lc -85.6 | Fine for body text |
| Black text on #5A617D | 3.44:1 | AA large text | Lc 23.6 | Dividers and decoration only |
| #5A617D text on white | 6.10:1 | AA | Lc 80.5 | Fine for body text |
| #5A617D text on black | 3.44:1 | AA large text | Lc -21.4 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E8EAEE
oklch(93.7% 0.006 264.5)
-
Step 200
200
#D6D9E1
oklch(88.5% 0.011 269.5)
-
Step 300
300
#BCC0CF
oklch(80.9% 0.021 274)
-
Step 400
400
#99A0B7
oklch(70.8% 0.034 272.1)
-
Step 500
500
#8088A5
oklch(63% 0.045 273)
-
Step 600
600
#6A7291
oklch(55.7% 0.049 273.4)
-
Step 700
700 (this color)
#5A617D
oklch(49.7% 0.046 273.7)
-
Step 800
800
#484E64
oklch(42.7% 0.037 272.8)
-
Step 900
900
#3C4152
oklch(37.8% 0.03 272.1)
-
Step 950
950
#232630
oklch(27% 0.019 272)
#5A617D 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) | #59637E | 0.006 |
| Deuteranopia (no green cones) | #56617C | 0.006 |
| Tritanopia (no blue cones) | #51666A | 0.041 |
| Achromatopsia (no color) | #626262 | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A617D
#5A617D
oklch(49.7% 0.046 273.7)
- #6B6244
#6B6244
oklch(49.7% 0.046 93.4)
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 #5A617D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.028
- Dusty Grape #545775 ΔE 0.032
- YInMn Blue #415A77 ΔE 0.043
- Denim #3B638C ΔE 0.043
- Dusky Blue #475F94 ΔE 0.046
- Dusk #4E5481 ΔE 0.046
- Dim Gray #696969 ΔE 0.051
- Metallic Blue #4F738E ΔE 0.052
Use #5A617D 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.