#554666
Closest named color: Dusty Grape (#545775). oklch(42.3% 0.055 305.6), rgb(85, 70, 102).
Aa
White text reads best on this color (8.55:1).
About this color
#554666 is a dark, muted purple. In OKLCH its lightness is 42%, its chroma 0.055 and its hue 306°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.050 away. White text reads best on it, at 8.55:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | muted (0.055) |
| Temperature | in between |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.45:1 |
| White text | 8.55:1 |
Values
| HEX | #554666 |
| RGB | rgb(85, 70, 102) |
| HSL | hsl(268, 19%, 34%) |
| OKLCH | oklch(42.3% 0.055 305.6) |
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 #554666 | 8.55:1 | AAA | Lc -93.9 | Preferred for body text |
| Black text on #554666 | 2.45:1 | Fails | Lc 14.6 | Not readable |
| #554666 text on white | 8.55:1 | AAA | Lc 89.4 | Fine for body text |
| #554666 text on black | 2.45:1 | Fails | Lc -12.8 | Not readable |
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 800.
-
Step 50
50
#F6F5F8
oklch(97.2% 0.004 301.4)
-
Step 100
100
#EBE8EF
oklch(93.5% 0.01 305.4)
-
Step 200
200
#DCD6E3
oklch(88.5% 0.019 306.6)
-
Step 300
300
#C5BCD2
oklch(80.9% 0.032 304.2)
-
Step 400
400
#A899BB
oklch(70.7% 0.052 305.1)
-
Step 500
500
#9380AA
oklch(63.2% 0.065 305.2)
-
Step 600
600
#7D6995
oklch(55.7% 0.071 305)
-
Step 700
700
#6A577F
oklch(49.1% 0.066 305.8)
-
Step 800
800 (this color)
#554666
oklch(42.3% 0.055 305.6)
-
Step 900
900
#473C54
oklch(37.7% 0.043 305.3)
-
Step 950
950
#2A2331
oklch(27% 0.027 307.3)
#554666 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) | #404C67 | 0.036 |
| Deuteranopia (no green cones) | #434C65 | 0.033 |
| Tritanopia (no blue cones) | #534B51 | 0.043 |
| Achromatopsia (no color) | #4C4C4C | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #554666
#554666
oklch(42.3% 0.055 305.6)
- #465331
#465331
oklch(42.1% 0.055 125.7)
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 #554666, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.050
- Dusk #4E5481 ΔE 0.052
- YInMn Blue #415A77 ΔE 0.062
- Twilight #4E518B ΔE 0.062
- Purple Brown #673A3F ΔE 0.069
- Brownish Purple #76424E ΔE 0.070
- Dark Grey Blue #29465B ΔE 0.070
- Dark Slate Blue #483D8B ΔE 0.076
Use #554666 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.