#554B7D
Closest named color: Dusk (#4E5481). oklch(44.5% 0.081 292), rgb(85, 75, 125).
Aa
White text reads best on this color (7.81:1).
About this color
#554B7D is a dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.081 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.026 away. White text reads best on it, at 7.81:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.081) |
| Temperature | in between |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.68:1 |
| White text | 7.81:1 |
Values
| HEX | #554B7D |
| RGB | rgb(85, 75, 125) |
| HSL | hsl(252, 25%, 39%) |
| OKLCH | oklch(44.5% 0.081 292) |
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 #554B7D | 7.81:1 | AAA | Lc -91.8 | Preferred for body text |
| Black text on #554B7D | 2.68:1 | Fails | Lc 17.0 | Dividers and decoration only |
| #554B7D text on white | 7.81:1 | AAA | Lc 87.0 | Fine for body text |
| #554B7D text on black | 2.68:1 | Fails | Lc -15.1 | 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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#EAE8F3
oklch(93.6% 0.015 294.5)
-
Step 200
200
#D9D6EA
oklch(88.4% 0.027 292.7)
-
Step 300
300
#C1BCDD
oklch(81% 0.046 292.3)
-
Step 400
400
#A198CC
oklch(70.6% 0.076 292.3)
-
Step 500
500
#8B7EBF
oklch(63% 0.097 292.6)
-
Step 600
600
#7567AC
oklch(55.7% 0.106 291.9)
-
Step 700
700
#625593
oklch(49% 0.098 292)
-
Step 800
800 (this color)
#554B7D
oklch(44.5% 0.081 292)
-
Step 900
900
#423B60
oklch(37.6% 0.063 291.8)
-
Step 950
950
#272338
oklch(27.1% 0.039 292.3)
#554B7D 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) | #3C537F | 0.040 |
| Deuteranopia (no green cones) | #3D517C | 0.038 |
| Tritanopia (no blue cones) | #4C545E | 0.067 |
| Achromatopsia (no color) | #525252 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #554B7D
#554B7D
oklch(44.5% 0.081 292)
- #55581D
#55581D
oklch(44.5% 0.08 112)
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 #554B7D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.026
- Twilight #4E518B ΔE 0.027
- Dusty Grape #545775 ΔE 0.041
- YInMn Blue #415A77 ΔE 0.054
- Dark Slate Blue #483D8B ΔE 0.055
- Denim Blue #3B5B92 ΔE 0.058
- Blueberry #464196 ΔE 0.060
- Light Navy Blue #2E5A88 ΔE 0.061
Use #554B7D 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.