#554F7E
Closest named color: Dusk (#4E5481). oklch(45.4% 0.076 288.9), rgb(85, 79, 126).
Aa
White text reads best on this color (7.48:1).
About this color
#554F7E is a medium-dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.076 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.017 away. White text reads best on it, at 7.48:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.80:1 |
| White text | 7.48:1 |
Values
| HEX | #554F7E |
| RGB | rgb(85, 79, 126) |
| HSL | hsl(248, 23%, 40%) |
| OKLCH | oklch(45.4% 0.076 288.9) |
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 #554F7E | 7.48:1 | AAA | Lc -90.8 | Preferred for body text |
| Black text on #554F7E | 2.80:1 | Fails | Lc 18.1 | Dividers and decoration only |
| #554F7E text on white | 7.48:1 | AAA | Lc 86.0 | Fine for body text |
| #554F7E text on black | 2.80:1 | Fails | Lc -16.1 | 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
#E9E9F2
oklch(93.7% 0.012 286.2)
-
Step 200
200
#D8D7E9
oklch(88.5% 0.025 288.4)
-
Step 300
300
#BFBDDC
oklch(81% 0.043 288.3)
-
Step 400
400
#9F9ACB
oklch(70.8% 0.071 289.1)
-
Step 500
500
#8780BD
oklch(63% 0.091 288.8)
-
Step 600
600
#7269A9
oklch(55.6% 0.098 289.3)
-
Step 700
700
#5F5791
oklch(49% 0.092 288.9)
-
Step 800
800 (this color)
#554F7E
oklch(45.4% 0.076 288.9)
-
Step 900
900
#403C5F
oklch(37.6% 0.059 288.4)
-
Step 950
950
#262338
oklch(27% 0.039 290.1)
#554F7E 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) | #415680 | 0.033 |
| Deuteranopia (no green cones) | #41547D | 0.032 |
| Tritanopia (no blue cones) | #4B5860 | 0.066 |
| Achromatopsia (no color) | #555555 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #554F7E
#554F7E
oklch(45.4% 0.076 288.9)
- #5A5A23
#5A5A23
oklch(45.5% 0.076 109.1)
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 #554F7E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.017
- Twilight #4E518B ΔE 0.023
- Dusty Grape #545775 ΔE 0.031
- YInMn Blue #415A77 ΔE 0.045
- Denim Blue #3B5B92 ΔE 0.051
- Dusky Blue #475F94 ΔE 0.052
- Light Navy Blue #2E5A88 ΔE 0.055
- Dusk Blue #26538D ΔE 0.062
Use #554F7E 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.