#55596D
Closest named color: Dusty Grape (#545775). oklch(46.8% 0.033 276.2), rgb(85, 89, 109).
Aa
White text reads best on this color (6.91:1).
About this color
#55596D is a medium-dark, muted blue. In OKLCH its lightness is 47%, its chroma 0.033 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.016 away. White text reads best on it, at 6.91:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.033) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 3.03:1 |
| White text | 6.91:1 |
Values
| HEX | #55596D |
| RGB | rgb(85, 89, 109) |
| HSL | hsl(230, 12%, 38%) |
| OKLCH | oklch(46.8% 0.033 276.2) |
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 #55596D | 6.91:1 | AA | Lc -88.9 | Fine for body text |
| Black text on #55596D | 3.03:1 | AA large text | Lc 20.1 | Dividers and decoration only |
| #55596D text on white | 6.91:1 | AA | Lc 83.9 | Fine for body text |
| #55596D text on black | 3.03:1 | AA large text | Lc -18.0 | 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
#D7D9DF
oklch(88.6% 0.008 271.3)
-
Step 300
300
#BDC0CB
oklch(80.9% 0.016 273.8)
-
Step 400
400
#9CA0B1
oklch(70.8% 0.025 275.2)
-
Step 500
500
#84889E
oklch(63.1% 0.033 277.3)
-
Step 600
600
#6D7288
oklch(55.6% 0.035 275.1)
-
Step 700
700 (this color)
#55596D
oklch(46.8% 0.033 276.2)
-
Step 800
800
#4B4E5E
oklch(42.7% 0.027 276.9)
-
Step 900
900
#3E414D
oklch(37.7% 0.021 274.3)
-
Step 950
950
#24262D
oklch(27% 0.013 272.9)
#55596D 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) | #545B6E | 0.006 |
| Deuteranopia (no green cones) | #52596C | 0.005 |
| Tritanopia (no blue cones) | #4F5D60 | 0.030 |
| Achromatopsia (no color) | #5A5A5A | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55596D
#55596D
oklch(46.8% 0.033 276.2)
- #605B46
#605B46
oklch(47% 0.033 96.2)
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 #55596D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.016
- YInMn Blue #415A77 ΔE 0.031
- Slate #516572 ΔE 0.035
- Dusk #4E5481 ΔE 0.041
- Denim #3B638C ΔE 0.057
- Twilight #4E518B ΔE 0.061
- Dim Gray #696969 ΔE 0.062
- Light Navy Blue #2E5A88 ΔE 0.063
Use #55596D 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.