#554F70
Closest named color: Dusty Grape (#545775). oklch(44.7% 0.054 292.4), rgb(85, 79, 112).
Aa
White text reads best on this color (7.66:1).
About this color
#554F70 is a dark, muted purple. In OKLCH its lightness is 45%, its chroma 0.054 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.023 away. White text reads best on it, at 7.66:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | muted (0.054) |
| Temperature | in between |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.73:1 |
| White text | 7.66:1 |
Values
| HEX | #554F70 |
| RGB | rgb(85, 79, 112) |
| HSL | hsl(251, 17%, 37%) |
| OKLCH | oklch(44.7% 0.054 292.4) |
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 #554F70 | 7.66:1 | AAA | Lc -91.4 | Preferred for body text |
| Black text on #554F70 | 2.73:1 | Fails | Lc 17.4 | Dividers and decoration only |
| #554F70 text on white | 7.66:1 | AAA | Lc 86.6 | Fine for body text |
| #554F70 text on black | 2.73:1 | Fails | Lc -15.5 | 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#EAE9F0
oklch(93.7% 0.009 292.8)
-
Step 200
200
#D9D7E4
oklch(88.5% 0.018 293.1)
-
Step 300
300
#C1BDD4
oklch(80.9% 0.032 293.6)
-
Step 400
400
#A19BBE
oklch(70.6% 0.051 292.9)
-
Step 500
500
#8A83AE
oklch(63.2% 0.064 291.9)
-
Step 600
600
#746C99
oklch(55.6% 0.069 292.1)
-
Step 700
700
#625A83
oklch(49.2% 0.065 292.8)
-
Step 800
800 (this color)
#554F70
oklch(44.7% 0.054 292.4)
-
Step 900
900
#423E56
oklch(37.8% 0.041 292)
-
Step 950
950
#272432
oklch(27% 0.026 294.4)
#554F70 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) | #475471 | 0.024 |
| Deuteranopia (no green cones) | #47536F | 0.024 |
| Tritanopia (no blue cones) | #4F545B | 0.044 |
| Achromatopsia (no color) | #535353 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #554F70
#554F70
oklch(44.7% 0.054 292.4)
- #555834
#555834
oklch(44.8% 0.054 112.5)
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 #554F70, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.023
- Dusk #4E5481 ΔE 0.029
- YInMn Blue #415A77 ΔE 0.040
- Twilight #4E518B ΔE 0.045
- Light Navy Blue #2E5A88 ΔE 0.062
- Denim Blue #3B5B92 ΔE 0.064
- Slate #516572 ΔE 0.066
- Dusky Blue #475F94 ΔE 0.066
Use #554F70 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.