#595F75
Closest named color: Slate (#516572). oklch(48.9% 0.036 273.1), rgb(89, 95, 117).
Aa
White text reads best on this color (6.32:1).
About this color
#595F75 is a medium-dark, muted blue. In OKLCH its lightness is 49%, its chroma 0.036 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.023 away. White text reads best on it, at 6.32:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.036) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.31:1 |
| White text | 6.32:1 |
Values
| HEX | #595F75 |
| RGB | rgb(89, 95, 117) |
| HSL | hsl(227, 14%, 40%) |
| OKLCH | oklch(48.9% 0.036 273.1) |
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 #595F75 | 6.32:1 | AA | Lc -86.6 | Fine for body text |
| Black text on #595F75 | 3.31:1 | AA large text | Lc 22.6 | Dividers and decoration only |
| #595F75 text on white | 6.32:1 | AA | Lc 81.5 | Fine for body text |
| #595F75 text on black | 3.31:1 | AA large text | Lc -20.4 | 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
#E9EAED
oklch(93.7% 0.004 271.4)
-
Step 200
200
#D7D9E0
oklch(88.6% 0.01 273.3)
-
Step 300
300
#BDC0CC
oklch(80.9% 0.017 274.8)
-
Step 400
400
#9AA0B3
oklch(70.7% 0.028 271.7)
-
Step 500
500
#8288A0
oklch(63% 0.037 274.2)
-
Step 600
600
#6B728B
oklch(55.5% 0.04 272.8)
-
Step 700
700 (this color)
#595F75
oklch(48.9% 0.036 273.1)
-
Step 800
800
#494E60
oklch(42.6% 0.031 272.9)
-
Step 900
900
#3D414E
oklch(37.7% 0.023 271.8)
-
Step 950
950
#24262E
oklch(27% 0.015 274.3)
#595F75 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) | #596176 | 0.006 |
| Deuteranopia (no green cones) | #575F74 | 0.004 |
| Tritanopia (no blue cones) | #526366 | 0.033 |
| Achromatopsia (no color) | #606060 | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #595F75
#595F75
oklch(48.9% 0.036 273.1)
- #676049
#676049
oklch(48.9% 0.036 93.2)
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 #595F75, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.023
- Dusty Grape #545775 ΔE 0.026
- YInMn Blue #415A77 ΔE 0.039
- Dusk #4E5481 ΔE 0.047
- Dim Gray #696969 ΔE 0.048
- Denim #3B638C ΔE 0.049
- Dusky Blue #475F94 ΔE 0.055
- Metallic Blue #4F738E ΔE 0.061
Use #595F75 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.