#545A7D
Closest named color: Dusty Grape (#545775). oklch(47.7% 0.057 276.5), rgb(84, 90, 125).
Aa
White text reads best on this color (6.69:1).
About this color
#545A7D is a medium-dark, muted blue. In OKLCH its lightness is 48%, its chroma 0.057 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.014 away. White text reads best on it, at 6.69:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 3.13:1 |
| White text | 6.69:1 |
Values
| HEX | #545A7D |
| RGB | rgb(84, 90, 125) |
| HSL | hsl(231, 20%, 41%) |
| OKLCH | oklch(47.7% 0.057 276.5) |
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 #545A7D | 6.69:1 | AA | Lc -88.1 | Fine for body text |
| Black text on #545A7D | 3.13:1 | AA large text | Lc 21.0 | Dividers and decoration only |
| #545A7D text on white | 6.69:1 | AA | Lc 83.0 | Fine for body text |
| #545A7D 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E8E9EF
oklch(93.5% 0.008 278.6)
-
Step 200
200
#D6D8E3
oklch(88.4% 0.015 277.8)
-
Step 300
300
#BBBFD3
oklch(80.8% 0.028 276.7)
-
Step 400
400
#999FBD
oklch(70.8% 0.044 276.3)
-
Step 500
500
#8087AC
oklch(63.1% 0.056 276.3)
-
Step 600
600
#6A7097
oklch(55.5% 0.061 277.4)
-
Step 700
700 (this color)
#545A7D
oklch(47.7% 0.057 276.5)
-
Step 800
800
#484D69
oklch(42.7% 0.047 276.4)
-
Step 900
900
#3C4055
oklch(37.7% 0.036 276.1)
-
Step 950
950
#232632
oklch(27.1% 0.023 273.8)
#545A7D 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) | #4F5E7F | 0.013 |
| Deuteranopia (no green cones) | #4D5A7C | 0.010 |
| Tritanopia (no blue cones) | #496166 | 0.052 |
| Achromatopsia (no color) | #5C5C5C | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #545A7D
#545A7D
oklch(47.7% 0.057 276.5)
- #665D36
#665D36
oklch(47.7% 0.058 96.7)
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 #545A7D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.014
- Dusk #4E5481 ΔE 0.023
- YInMn Blue #415A77 ΔE 0.029
- Dusky Blue #475F94 ΔE 0.039
- Denim #3B638C ΔE 0.040
- Twilight #4E518B ΔE 0.041
- Slate #516572 ΔE 0.043
- Denim Blue #3B5B92 ΔE 0.045
Use #545A7D 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.