#47599E
Closest named color: Dusky Blue (#475F94). oklch(48.4% 0.113 270.7), rgb(71, 89, 158).
Aa
White text reads best on this color (6.58:1).
About this color
#47599E is a medium-dark, moderately saturated blue. In OKLCH its lightness is 48%, its chroma 0.113 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.026 away. White text reads best on it, at 6.58:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.113) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.19:1 |
| White text | 6.58:1 |
Values
| HEX | #47599E |
| RGB | rgb(71, 89, 158) |
| HSL | hsl(228, 38%, 45%) |
| OKLCH | oklch(48.4% 0.113 270.7) |
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 #47599E | 6.58:1 | AA | Lc -87.5 | Fine for body text |
| Black text on #47599E | 3.19:1 | AA large text | Lc 21.6 | Dividers and decoration only |
| #47599E text on white | 6.58:1 | AA | Lc 82.4 | Fine for body text |
| #47599E text on black | 3.19:1 | AA large text | Lc -19.5 | 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
#E6EAF5
oklch(93.7% 0.015 270)
-
Step 200
200
#D1D9EE
oklch(88.6% 0.03 269.1)
-
Step 300
300
#B3BFE5
oklch(80.8% 0.055 271.4)
-
Step 400
400
#8C9ED8
oklch(70.7% 0.088 270.8)
-
Step 500
500
#7085CD
oklch(63.1% 0.111 270.6)
-
Step 600
600
#596EBA
oklch(55.7% 0.121 270.5)
-
Step 700
700 (this color)
#47599E
oklch(48.4% 0.113 270.7)
-
Step 800
800
#3C4B82
oklch(42.8% 0.093 270.6)
-
Step 900
900
#333F68
oklch(37.7% 0.072 270.3)
-
Step 950
950
#1E253D
oklch(27% 0.046 270.7)
#47599E 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) | #3C61A1 | 0.024 |
| Deuteranopia (no green cones) | #31599D | 0.025 |
| Tritanopia (no blue cones) | #1A6874 | 0.100 |
| Achromatopsia (no color) | #5D5D5D | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #47599E
#47599E
oklch(48.4% 0.113 270.7)
- #745B00
#745B00
oklch(48.3% 0.099 90)
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 #47599E, closest first.
No curated palette has a color within ΔE 0.04 of #47599E.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.026
- Denim Blue #3B5B92 ΔE 0.026
- Twilight #4E518B ΔE 0.035
- Dusk #4E5481 ΔE 0.047
- Denim #3B638C ΔE 0.047
- Light Navy Blue #2E5A88 ΔE 0.048
- Dusk Blue #26538D ΔE 0.051
- French Blue #436BAD ΔE 0.051
Use #47599E 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.