#554F63
Closest named color: Dusty Grape (#545775). oklch(44.1% 0.033 298.8), rgb(85, 79, 99).
Aa
White text reads best on this color (7.82:1).
About this color
#554F63 is a dark, muted purple. In OKLCH its lightness is 44%, its chroma 0.033 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.032 away. White text reads best on it, at 7.82:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | muted (0.033) |
| Temperature | in between |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.68:1 |
| White text | 7.82:1 |
Values
| HEX | #554F63 |
| RGB | rgb(85, 79, 99) |
| HSL | hsl(258, 11%, 35%) |
| OKLCH | oklch(44.1% 0.033 298.8) |
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 #554F63 | 7.82:1 | AAA | Lc -91.9 | Preferred for body text |
| Black text on #554F63 | 2.68:1 | Fails | Lc 16.8 | Dividers and decoration only |
| #554F63 text on white | 7.82:1 | AAA | Lc 87.2 | Fine for body text |
| #554F63 text on black | 2.68:1 | Fails | Lc -14.9 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#EAE9ED
oklch(93.6% 0.005 297.7)
-
Step 200
200
#DAD8DF
oklch(88.6% 0.01 299.2)
-
Step 300
300
#C2BECC
oklch(80.9% 0.02 299)
-
Step 400
400
#A39DB2
oklch(70.8% 0.031 298.7)
-
Step 500
500
#8C859F
oklch(63.2% 0.039 297.6)
-
Step 600
600
#766E8A
oklch(55.6% 0.044 298)
-
Step 700
700
#635C75
oklch(49.1% 0.04 297.7)
-
Step 800
800 (this color)
#554F63
oklch(44.1% 0.033 298.8)
-
Step 900
900
#433F4E
oklch(37.8% 0.026 297.4)
-
Step 950
950
#27252E
oklch(27% 0.017 295.4)
#554F63 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) | #4B5264 | 0.017 |
| Deuteranopia (no green cones) | #4C5262 | 0.017 |
| Tritanopia (no blue cones) | #535256 | 0.027 |
| Achromatopsia (no color) | #525252 | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #554F63
#554F63
oklch(44.1% 0.033 298.8)
- #515641
#515641
oklch(44.2% 0.034 118.7)
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 #554F63, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.032
- YInMn Blue #415A77 ΔE 0.045
- Dusk #4E5481 ΔE 0.048
- Slate #516572 ΔE 0.064
- Twilight #4E518B ΔE 0.066
- Dark Slate Gray #2F4F4F ΔE 0.067
- Brownish Purple #76424E ΔE 0.068
- Purple Brown #673A3F ΔE 0.073
Use #554F63 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.