#596089
Closest named color: Dusky Blue (#475F94). oklch(50% 0.066 276.3), rgb(89, 96, 137).
Aa
White text reads best on this color (6.07:1).
About this color
#596089 is a medium-dark, muted blue. In OKLCH its lightness is 50%, its chroma 0.066 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.030 away. White text reads best on it, at 6.07:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.45:1 |
| White text | 6.07:1 |
Values
| HEX | #596089 |
| RGB | rgb(89, 96, 137) |
| HSL | hsl(231, 21%, 44%) |
| OKLCH | oklch(50% 0.066 276.3) |
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 #596089 | 6.07:1 | AA | Lc -85.5 | Fine for body text |
| Black text on #596089 | 3.45:1 | AA large text | Lc 23.8 | Dividers and decoration only |
| #596089 text on white | 6.07:1 | AA | Lc 80.3 | Fine for body text |
| #596089 text on black | 3.45:1 | AA large text | Lc -21.5 | 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
#E8E9F0
oklch(93.5% 0.009 279.7)
-
Step 200
200
#D6D8E5
oklch(88.5% 0.018 279)
-
Step 300
300
#BBBFD6
oklch(80.9% 0.033 277.8)
-
Step 400
400
#989EC1
oklch(70.7% 0.052 277.4)
-
Step 500
500
#7F86B1
oklch(63% 0.065 277.2)
-
Step 600
600
#68709D
oklch(55.7% 0.071 276.1)
-
Step 700
700 (this color)
#596089
oklch(50% 0.066 276.3)
-
Step 800
800
#474C6D
oklch(42.6% 0.055 277.2)
-
Step 900
900
#3B4058
oklch(37.7% 0.042 275.1)
-
Step 950
950
#232534
oklch(26.9% 0.028 278.4)
#596089 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) | #53648B | 0.013 |
| Deuteranopia (no green cones) | #506188 | 0.013 |
| Tritanopia (no blue cones) | #4C686E | 0.060 |
| Achromatopsia (no color) | #626262 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #596089
#596089
oklch(50% 0.066 276.3)
- #6E6335
#6E6335
oklch(49.9% 0.066 96.3)
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 #596089, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.030
- Denim #3B638C ΔE 0.037
- Dusty Grape #545775 ΔE 0.038
- Dusk #4E5481 ΔE 0.040
- Slate #516572 ΔE 0.046
- Denim Blue #3B5B92 ΔE 0.047
- YInMn Blue #415A77 ΔE 0.048
- Twilight #4E518B ΔE 0.049
Use #596089 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.