#545D7C
Closest named color: Dusty Grape (#545775). oklch(48.3% 0.051 271.8), rgb(84, 93, 124).
Aa
White text reads best on this color (6.49:1).
About this color
#545D7C is a medium-dark, muted blue. In OKLCH its lightness is 48%, its chroma 0.051 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.018 away. White text reads best on it, at 6.49:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 3.23:1 |
| White text | 6.49:1 |
Values
| HEX | #545D7C |
| RGB | rgb(84, 93, 124) |
| HSL | hsl(227, 19%, 41%) |
| OKLCH | oklch(48.3% 0.051 271.8) |
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 #545D7C | 6.49:1 | AA | Lc -87.3 | Fine for body text |
| Black text on #545D7C | 3.23:1 | AA large text | Lc 21.8 | Dividers and decoration only |
| #545D7C text on white | 6.49:1 | AA | Lc 82.2 | Fine for body text |
| #545D7C text on black | 3.23:1 | AA large text | Lc -19.7 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E8EAEF
oklch(93.7% 0.007 268.5)
-
Step 200
200
#D6D9E3
oklch(88.6% 0.014 272.7)
-
Step 300
300
#BBC0D1
oklch(80.9% 0.024 272.8)
-
Step 400
400
#98A0BA
oklch(70.8% 0.039 271.9)
-
Step 500
500
#7E88A9
oklch(63.1% 0.051 271.7)
-
Step 600
600
#687294
oklch(55.7% 0.054 271.8)
-
Step 700
700 (this color)
#545D7C
oklch(48.3% 0.051 271.8)
-
Step 800
800
#474E67
oklch(42.8% 0.043 272.4)
-
Step 900
900
#3B4154
oklch(37.8% 0.034 271.1)
-
Step 950
950
#232631
oklch(27% 0.021 273)
#545D7C 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) | #53607D | 0.009 |
| Deuteranopia (no green cones) | #505C7B | 0.007 |
| Tritanopia (no blue cones) | #496368 | 0.046 |
| Achromatopsia (no color) | #5E5E5E | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #545D7C
#545D7C
oklch(48.3% 0.051 271.8)
- #695E3C
#695E3C
oklch(48.4% 0.052 92.2)
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 #545D7C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.018
- YInMn Blue #415A77 ΔE 0.030
- Dusk #4E5481 ΔE 0.032
- Slate #516572 ΔE 0.033
- Denim #3B638C ΔE 0.038
- Dusky Blue #475F94 ΔE 0.041
- Denim Blue #3B5B92 ΔE 0.049
- Twilight #4E518B ΔE 0.049
Use #545D7C 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.