#586281
Closest named color: Slate (#516572). oklch(50% 0.051 270.6), rgb(88, 98, 129).
Aa
White text reads best on this color (6.03:1).
About this color
#586281 is a medium-dark, muted blue. In OKLCH its lightness is 50%, its chroma 0.051 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.031 away. White text reads best on it, at 6.03:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.47:1 |
| White text | 6.03:1 |
Values
| HEX | #586281 |
| RGB | rgb(88, 98, 129) |
| HSL | hsl(225, 19%, 43%) |
| OKLCH | oklch(50% 0.051 270.6) |
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 #586281 | 6.03:1 | AA | Lc -85.3 | Fine for body text |
| Black text on #586281 | 3.47:1 | AA large text | Lc 23.9 | Dividers and decoration only |
| #586281 text on white | 6.03:1 | AA | Lc 80.2 | Fine for body text |
| #586281 text on black | 3.47:1 | AA large text | Lc -21.7 | 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
#D5D9E3
oklch(88.5% 0.014 268.5)
-
Step 300
300
#BAC0D1
oklch(80.8% 0.025 270.3)
-
Step 400
400
#97A0BA
oklch(70.7% 0.039 270.3)
-
Step 500
500
#7E88A9
oklch(63.1% 0.051 271.7)
-
Step 600
600
#677294
oklch(55.6% 0.055 270.6)
-
Step 700
700 (this color)
#586281
oklch(50% 0.051 270.6)
-
Step 800
800
#464E67
oklch(42.7% 0.043 270.7)
-
Step 900
900
#3B4154
oklch(37.8% 0.034 271.1)
-
Step 950
950
#222631
oklch(27% 0.021 269.3)
#586281 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) | #586582 | 0.009 |
| Deuteranopia (no green cones) | #556180 | 0.006 |
| Tritanopia (no blue cones) | #4D686D | 0.045 |
| Achromatopsia (no color) | #636363 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #586281
#586281
oklch(50% 0.051 270.6)
- #6E6241
#6E6241
oklch(49.9% 0.051 90.3)
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 #586281, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.031
- Dusty Grape #545775 ΔE 0.035
- Denim #3B638C ΔE 0.039
- Dusky Blue #475F94 ΔE 0.041
- YInMn Blue #415A77 ΔE 0.044
- Dusk #4E5481 ΔE 0.046
- Metallic Blue #4F738E ΔE 0.049
- Denim Blue #3B5B92 ΔE 0.055
Use #586281 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.