#475A82
Closest named color: Dusk (#4E5481). oklch(47% 0.069 264.4), rgb(71, 90, 130).
Aa
White text reads best on this color (6.87:1).
About this color
#475A82 is a medium-dark, muted blue. In OKLCH its lightness is 47%, its chroma 0.069 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.019 away. White text reads best on it, at 6.87:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 3.05:1 |
| White text | 6.87:1 |
Values
| HEX | #475A82 |
| RGB | rgb(71, 90, 130) |
| HSL | hsl(221, 29%, 39%) |
| OKLCH | oklch(47% 0.069 264.4) |
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 #475A82 | 6.87:1 | AA | Lc -88.7 | Fine for body text |
| Black text on #475A82 | 3.05:1 | AA large text | Lc 20.3 | Dividers and decoration only |
| #475A82 text on white | 6.87:1 | AA | Lc 83.7 | Fine for body text |
| #475A82 text on black | 3.05:1 | AA large text | Lc -18.2 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E7EAF1
oklch(93.7% 0.01 267.4)
-
Step 200
200
#D3D9E6
oklch(88.5% 0.019 266)
-
Step 300
300
#B6C1D7
oklch(80.9% 0.033 264.4)
-
Step 400
400
#90A1C3
oklch(70.8% 0.054 264.1)
-
Step 500
500
#7589B4
oklch(63.1% 0.069 265.1)
-
Step 600
600
#5D73A0
oklch(55.7% 0.075 264.1)
-
Step 700
700 (this color)
#475A82
oklch(47% 0.069 264.4)
-
Step 800
800
#3F4F6F
oklch(42.8% 0.057 263.7)
-
Step 900
900
#36415A
oklch(37.7% 0.045 265.9)
-
Step 950
950
#1F2635
oklch(26.9% 0.03 265.1)
#475A82 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) | #4C5D84 | 0.012 |
| Deuteranopia (no green cones) | #455881 | 0.007 |
| Tritanopia (no blue cones) | #326268 | 0.062 |
| Achromatopsia (no color) | #5A5A5A | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #475A82
#475A82
oklch(47% 0.069 264.4)
- #6D5729
#6D5729
oklch(46.9% 0.07 83.9)
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 #475A82, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.019
- YInMn Blue #415A77 ΔE 0.021
- Dusty Grape #545775 ΔE 0.026
- Denim Blue #3B5B92 ΔE 0.029
- Denim #3B638C ΔE 0.029
- Light Navy Blue #2E5A88 ΔE 0.029
- Dusky Blue #475F94 ΔE 0.030
- Twilight #4E518B ΔE 0.034
Use #475A82 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.