#545B76
Closest named color: Dusty Grape (#545775). oklch(47.6% 0.045 273.3), rgb(84, 91, 118).
Aa
White text reads best on this color (6.69:1).
About this color
#545B76 is a medium-dark, muted blue. In OKLCH its lightness is 48%, its chroma 0.045 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.012 away. White text reads best on it, at 6.69:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 3.13:1 |
| White text | 6.69:1 |
Values
| HEX | #545B76 |
| RGB | rgb(84, 91, 118) |
| HSL | hsl(228, 17%, 40%) |
| OKLCH | oklch(47.6% 0.045 273.3) |
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 #545B76 | 6.69:1 | AA | Lc -88.1 | Fine for body text |
| Black text on #545B76 | 3.13:1 | AA large text | Lc 21.0 | Dividers and decoration only |
| #545B76 text on white | 6.69:1 | AA | Lc 83.1 | Fine for body text |
| #545B76 text on black | 3.13:1 | AA large text | Lc -18.9 | 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 700.
-
Step 50
50
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E8EAEE
oklch(93.7% 0.006 264.5)
-
Step 200
200
#D6D9E1
oklch(88.5% 0.011 269.5)
-
Step 300
300
#BCC0CF
oklch(80.9% 0.021 274)
-
Step 400
400
#99A0B7
oklch(70.8% 0.034 272.1)
-
Step 500
500
#8088A5
oklch(63% 0.045 273)
-
Step 600
600
#6A7290
oklch(55.7% 0.048 273.1)
-
Step 700
700 (this color)
#545B76
oklch(47.6% 0.045 273.3)
-
Step 800
800
#484E64
oklch(42.7% 0.037 272.8)
-
Step 900
900
#3C4151
oklch(37.7% 0.028 271.4)
-
Step 950
950
#232630
oklch(27% 0.019 272)
#545B76 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) | #535D77 | 0.006 |
| Deuteranopia (no green cones) | #515B75 | 0.005 |
| Tritanopia (no blue cones) | #4B6064 | 0.040 |
| Achromatopsia (no color) | #5C5C5C | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #545B76
#545B76
oklch(47.6% 0.045 273.3)
- #655C3F
#655C3F
oklch(47.6% 0.045 92.9)
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 #545B76, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.012
- YInMn Blue #415A77 ΔE 0.027
- Dusk #4E5481 ΔE 0.033
- Slate #516572 ΔE 0.033
- Denim #3B638C ΔE 0.045
- Dusky Blue #475F94 ΔE 0.049
- Twilight #4E518B ΔE 0.052
- Light Navy Blue #2E5A88 ΔE 0.054
Use #545B76 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.