#475CA1
Closest named color: Dusky Blue (#475F94). oklch(49.2% 0.113 269.2), rgb(71, 92, 161).
Aa
White text reads best on this color (6.33:1).
About this color
#475CA1 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 49%, its chroma 0.113 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.024 away. White text reads best on it, at 6.33:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.113) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.31:1 |
| White text | 6.33:1 |
Values
| HEX | #475CA1 |
| RGB | rgb(71, 92, 161) |
| HSL | hsl(226, 39%, 45%) |
| OKLCH | oklch(49.2% 0.113 269.2) |
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 #475CA1 | 6.33:1 | AA | Lc -86.5 | Fine for body text |
| Black text on #475CA1 | 3.31:1 | AA large text | Lc 22.7 | Dividers and decoration only |
| #475CA1 text on white | 6.33:1 | AA | Lc 81.4 | Fine for body text |
| #475CA1 text on black | 3.31:1 | AA large text | Lc -20.5 | 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 700.
-
Step 50
50
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E5EAF5
oklch(93.6% 0.016 266.3)
-
Step 200
200
#D1D9EE
oklch(88.6% 0.03 269.1)
-
Step 300
300
#B2C0E5
oklch(80.9% 0.055 268.9)
-
Step 400
400
#8A9ED8
oklch(70.6% 0.088 269.4)
-
Step 500
500
#6E86CE
oklch(63.2% 0.112 269)
-
Step 600
600
#566EBA
oklch(55.5% 0.122 269)
-
Step 700
700 (this color)
#475CA1
oklch(49.2% 0.113 269.2)
-
Step 800
800
#3A4B82
oklch(42.6% 0.094 269.2)
-
Step 900
900
#323F68
oklch(37.7% 0.072 269.4)
-
Step 950
950
#1D253D
oklch(26.9% 0.046 269.1)
#475CA1 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) | #3F64A4 | 0.022 |
| Deuteranopia (no green cones) | #345CA0 | 0.022 |
| Tritanopia (no blue cones) | #146B76 | 0.102 |
| Achromatopsia (no color) | #5F5F5F | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #475CA1
#475CA1
oklch(49.2% 0.113 269.2)
- #785D00
#785D00
oklch(49.2% 0.101 88.9)
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 #475CA1, closest first.
No curated palette has a color within ΔE 0.04 of #475CA1.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.024
- Denim Blue #3B5B92 ΔE 0.029
- Twilight #4E518B ΔE 0.042
- French Blue #436BAD ΔE 0.042
- Denim #3B638C ΔE 0.046
- Mid Blue #276AB3 ΔE 0.048
- Light Navy Blue #2E5A88 ΔE 0.051
- Dusk #4E5481 ΔE 0.052
Use #475CA1 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.