#59617F
Closest named color: Slate (#516572). oklch(49.8% 0.049 272.9), rgb(89, 97, 127).
Aa
White text reads best on this color (6.10:1).
About this color
#59617F is a medium-dark, muted blue. In OKLCH its lightness is 50%, its chroma 0.049 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.030 away. White text reads best on it, at 6.10:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.44:1 |
| White text | 6.10:1 |
Values
| HEX | #59617F |
| RGB | rgb(89, 97, 127) |
| HSL | hsl(227, 18%, 42%) |
| OKLCH | oklch(49.8% 0.049 272.9) |
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 #59617F | 6.10:1 | AA | Lc -85.6 | Fine for body text |
| Black text on #59617F | 3.44:1 | AA large text | Lc 23.6 | Dividers and decoration only |
| #59617F text on white | 6.10:1 | AA | Lc 80.5 | Fine for body text |
| #59617F 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E8EAEF
oklch(93.7% 0.007 268.5)
-
Step 200
200
#D6D9E2
oklch(88.6% 0.013 271.3)
-
Step 300
300
#BBC0D0
oklch(80.9% 0.023 272)
-
Step 400
400
#98A0B9
oklch(70.8% 0.038 271.4)
-
Step 500
500
#7F88A8
oklch(63.1% 0.049 272.6)
-
Step 600
600
#697293
oklch(55.7% 0.052 272.7)
-
Step 700
700 (this color)
#59617F
oklch(49.8% 0.049 272.9)
-
Step 800
800
#474E66
oklch(42.7% 0.041 271.9)
-
Step 900
900
#3C4153
oklch(37.8% 0.032 272.7)
-
Step 950
950
#232630
oklch(27% 0.019 272)
#59617F 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) | #586480 | 0.009 |
| Deuteranopia (no green cones) | #55617E | 0.006 |
| Tritanopia (no blue cones) | #4F676B | 0.045 |
| Achromatopsia (no color) | #626262 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59617F
#59617F
oklch(49.8% 0.049 272.9)
- #6C6242
#6C6242
oklch(49.7% 0.049 92.8)
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 #59617F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.030
- Dusty Grape #545775 ΔE 0.032
- Denim #3B638C ΔE 0.041
- YInMn Blue #415A77 ΔE 0.043
- Dusky Blue #475F94 ΔE 0.043
- Dusk #4E5481 ΔE 0.045
- Metallic Blue #4F738E ΔE 0.052
- Dim Gray #696969 ΔE 0.054
Use #59617F 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.