#554399
Closest named color: Blueberry (#464196). oklch(44.8% 0.135 289.4), rgb(85, 67, 153).
Aa
White text reads best on this color (7.92:1).
About this color
#554399 is a dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.135 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.026 away. White text reads best on it, at 7.92:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.135) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.64:1 |
| White text | 7.92:1 |
Values
| HEX | #554399 |
| RGB | rgb(85, 67, 153) |
| HSL | hsl(253, 39%, 43%) |
| OKLCH | oklch(44.8% 0.135 289.4) |
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 #554399 | 7.92:1 | AAA | Lc -91.9 | Preferred for body text |
| Black text on #554399 | 2.64:1 | Fails | Lc 16.8 | Dividers and decoration only |
| #554399 text on white | 7.92:1 | AAA | Lc 87.2 | Fine for body text |
| #554399 text on black | 2.64:1 | 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
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#E9E8F9
oklch(93.7% 0.023 288.7)
-
Step 200
200
#D8D5F5
oklch(88.5% 0.044 289.8)
-
Step 300
300
#BFB9F1
oklch(81% 0.079 289.4)
-
Step 400
400
#9F92EA
oklch(70.7% 0.127 289.5)
-
Step 500
500
#8975E3
oklch(63.1% 0.161 289.3)
-
Step 600
600
#745AD1
oklch(55.5% 0.176 289.5)
-
Step 700
700
#6249B5
oklch(49% 0.164 289.6)
-
Step 800
800 (this color)
#554399
oklch(44.8% 0.135 289.4)
-
Step 900
900
#423575
oklch(37.7% 0.106 289.7)
-
Step 950
950
#262044
oklch(27% 0.065 288.9)
#554399 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) | #15539C | 0.078 |
| Deuteranopia (no green cones) | #184F97 | 0.076 |
| Tritanopia (no blue cones) | #415667 | 0.112 |
| Achromatopsia (no color) | #515151 | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #554399
#554399
oklch(44.8% 0.135 289.4)
- #595800
#595800
oklch(44.7% 0.097 109)
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 #554399, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.026
- Dark Slate Blue #483D8B ΔE 0.035
- Rebecca Purple #663399 ΔE 0.044
- Twilight #4E518B ΔE 0.047
- Dusk #4E5481 ΔE 0.066
- Denim Blue #3B5B92 ΔE 0.073
- Blue With A Hint Of Purple #533CC6 ΔE 0.074
- Cobalt #1E488F ΔE 0.074
Use #554399 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.