#53557F
Closest named color: Dusk (#4E5481). oklch(46.6% 0.068 281.3), rgb(83, 85, 127).
Aa
White text reads best on this color (7.06:1).
About this color
#53557F is a medium-dark, muted purple. In OKLCH its lightness is 47%, its chroma 0.068 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.009 away. White text reads best on it, at 7.06:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.97:1 |
| White text | 7.06:1 |
Values
| HEX | #53557F |
| RGB | rgb(83, 85, 127) |
| HSL | hsl(237, 21%, 41%) |
| OKLCH | oklch(46.6% 0.068 281.3) |
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 #53557F | 7.06:1 | AAA | Lc -89.4 | Fine for body text |
| Black text on #53557F | 2.97:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #53557F text on white | 7.06:1 | AAA | Lc 84.4 | Fine for body text |
| #53557F text on black | 2.97:1 | Fails | Lc -17.5 | 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E8E9F0
oklch(93.5% 0.009 279.7)
-
Step 200
200
#D7D8E5
oklch(88.5% 0.018 282.5)
-
Step 300
300
#BCBFD6
oklch(81% 0.032 279.7)
-
Step 400
400
#9A9DC1
oklch(70.6% 0.053 281.2)
-
Step 500
500
#8285B2
oklch(63.1% 0.068 281.3)
-
Step 600
600
#6C6E9D
oklch(55.5% 0.073 281.9)
-
Step 700
700 (this color)
#53557F
oklch(46.6% 0.068 281.3)
-
Step 800
800
#494B6D
oklch(42.6% 0.056 281.1)
-
Step 900
900
#3D3F59
oklch(37.7% 0.044 280.6)
-
Step 950
950
#242534
oklch(27% 0.028 281.4)
#53557F 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) | #485A81 | 0.020 |
| Deuteranopia (no green cones) | #46577E | 0.019 |
| Tritanopia (no blue cones) | #475D64 | 0.060 |
| Achromatopsia (no color) | #585858 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #53557F
#53557F
oklch(46.6% 0.068 281.3)
- #625B2B
#625B2B
oklch(46.7% 0.068 101.1)
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 #53557F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.009
- Dusty Grape #545775 ΔE 0.019
- Twilight #4E518B ΔE 0.027
- YInMn Blue #415A77 ΔE 0.033
- Dusky Blue #475F94 ΔE 0.040
- Denim Blue #3B5B92 ΔE 0.042
- Light Navy Blue #2E5A88 ΔE 0.047
- Denim #3B638C ΔE 0.047
Use #53557F 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.