#554789
Closest named color: Twilight (#4E518B). oklch(44.4% 0.106 291.2), rgb(85, 71, 137).
Aa
White text reads best on this color (7.92:1).
About this color
#554789 is a dark, moderately saturated purple. In OKLCH its lightness is 44%, its chroma 0.106 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.028 away. White text reads best on it, at 7.92:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.106) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.64:1 |
| White text | 7.92:1 |
Values
| HEX | #554789 |
| RGB | rgb(85, 71, 137) |
| HSL | hsl(253, 32%, 41%) |
| OKLCH | oklch(44.4% 0.106 291.2) |
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 #554789 | 7.92:1 | AAA | Lc -92.1 | Preferred for body text |
| Black text on #554789 | 2.64:1 | Fails | Lc 16.6 | Dividers and decoration only |
| #554789 text on white | 7.92:1 | AAA | Lc 87.4 | Fine for body text |
| #554789 text on black | 2.64:1 | Fails | Lc -14.8 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E9E8F5
oklch(93.6% 0.017 289.6)
-
Step 200
200
#D9D6EF
oklch(88.6% 0.034 291.2)
-
Step 300
300
#C0BAE6
oklch(80.8% 0.062 291.2)
-
Step 400
400
#A196DA
oklch(70.8% 0.099 291.1)
-
Step 500
500
#8B7ACF
oklch(63.1% 0.126 291.6)
-
Step 600
600
#7562BC
oklch(55.6% 0.136 291)
-
Step 700
700
#6350A3
oklch(49.1% 0.129 291.5)
-
Step 800
800 (this color)
#554789
oklch(44.4% 0.106 291.2)
-
Step 900
900
#42386A
oklch(37.6% 0.084 291)
-
Step 950
950
#27213E
oklch(27% 0.053 291.9)
#554789 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) | #2F528B | 0.057 |
| Deuteranopia (no green cones) | #315087 | 0.054 |
| Tritanopia (no blue cones) | #485461 | 0.088 |
| Achromatopsia (no color) | #515151 | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #554789
#554789
oklch(44.4% 0.106 291.2)
- #565800
#565800
oklch(44.4% 0.098 111.3)
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 #554789, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.028
- Dark Slate Blue #483D8B ΔE 0.037
- Blueberry #464196 ΔE 0.039
- Dusk #4E5481 ΔE 0.042
- Rebecca Purple #663399 ΔE 0.061
- Denim Blue #3B5B92 ΔE 0.061
- Dusty Grape #545775 ΔE 0.063
- Dusk Blue #26538D ΔE 0.065
Use #554789 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.