#554B82
Closest named color: Twilight (#4E518B). oklch(44.8% 0.089 290.7), rgb(85, 75, 130).
Aa
White text reads best on this color (7.73:1).
About this color
#554B82 is a dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.089 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.022 away. White text reads best on it, at 7.73:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.089) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.71:1 |
| White text | 7.73:1 |
Values
| HEX | #554B82 |
| RGB | rgb(85, 75, 130) |
| HSL | hsl(251, 27%, 40%) |
| OKLCH | oklch(44.8% 0.089 290.7) |
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 #554B82 | 7.73:1 | AAA | Lc -91.5 | Preferred for body text |
| Black text on #554B82 | 2.71:1 | Fails | Lc 17.2 | Dividers and decoration only |
| #554B82 text on white | 7.73:1 | AAA | Lc 86.8 | Fine for body text |
| #554B82 text on black | 2.71:1 | Fails | Lc -15.3 | 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 800.
-
Step 50
50
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E9E8F3
oklch(93.5% 0.015 290.3)
-
Step 200
200
#D8D6EB
oklch(88.4% 0.029 290.2)
-
Step 300
300
#C0BBE0
oklch(80.8% 0.052 291.4)
-
Step 400
400
#A098D1
oklch(70.7% 0.083 290.6)
-
Step 500
500
#897EC5
oklch(63.2% 0.106 290.1)
-
Step 600
600
#7466B1
oklch(55.6% 0.114 290.8)
-
Step 700
700
#615498
oklch(49% 0.107 290.7)
-
Step 800
800 (this color)
#554B82
oklch(44.8% 0.089 290.7)
-
Step 900
900
#423B63
oklch(37.8% 0.067 290.8)
-
Step 950
950
#26223A
oklch(26.8% 0.044 290.8)
#554B82 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) | #3A5484 | 0.043 |
| Deuteranopia (no green cones) | #3B5281 | 0.041 |
| Tritanopia (no blue cones) | #4A5560 | 0.074 |
| Achromatopsia (no color) | #535353 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #554B82
#554B82
oklch(44.8% 0.089 290.7)
- #575913
#575913
oklch(44.8% 0.089 111.2)
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 #554B82, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.022
- Dusk #4E5481 ΔE 0.027
- Dusty Grape #545775 ΔE 0.046
- Dark Slate Blue #483D8B ΔE 0.050
- Blueberry #464196 ΔE 0.053
- Denim Blue #3B5B92 ΔE 0.055
- YInMn Blue #415A77 ΔE 0.058
- Dusky Blue #475F94 ΔE 0.059
Use #554B82 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.