#47557E
Closest named color: Dusk (#4E5481). oklch(45.6% 0.07 269.1), rgb(71, 85, 126).
Aa
White text reads best on this color (7.32:1).
About this color
#47557E is a medium-dark, muted blue. In OKLCH its lightness is 46%, its chroma 0.070 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.012 away. White text reads best on it, at 7.32:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.070) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.86:1 |
| White text | 7.32:1 |
Values
| HEX | #47557E |
| RGB | rgb(71, 85, 126) |
| HSL | hsl(225, 28%, 39%) |
| OKLCH | oklch(45.6% 0.07 269.1) |
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 #47557E | 7.32:1 | AAA | Lc -90.2 | Preferred for body text |
| Black text on #47557E | 2.86:1 | Fails | Lc 18.6 | Dividers and decoration only |
| #47557E text on white | 7.32:1 | AAA | Lc 85.4 | Fine for body text |
| #47557E text on black | 2.86:1 | Fails | Lc -16.6 | 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 800.
-
Step 50
50
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E6EAF2
oklch(93.6% 0.012 264.5)
-
Step 200
200
#D3D9E9
oklch(88.6% 0.023 269.4)
-
Step 300
300
#B6C0DC
oklch(80.9% 0.041 269.9)
-
Step 400
400
#909FCA
oklch(70.6% 0.065 269.7)
-
Step 500
500
#7587BC
oklch(63% 0.083 269.5)
-
Step 600
600
#5E71A9
oklch(55.7% 0.09 269.1)
-
Step 700
700
#4D5E91
oklch(49.1% 0.085 269.1)
-
Step 800
800 (this color)
#47557E
oklch(45.6% 0.07 269.1)
-
Step 900
900
#36405F
oklch(37.7% 0.055 269.9)
-
Step 950
950
#202637
oklch(27.1% 0.033 269.2)
#47557E 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) | #475980 | 0.012 |
| Deuteranopia (no green cones) | #42547D | 0.008 |
| Tritanopia (no blue cones) | #345D64 | 0.061 |
| Achromatopsia (no color) | #565656 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #47557E
#47557E
oklch(45.6% 0.07 269.1)
- #665525
#665525
oklch(45.6% 0.07 89.9)
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 #47557E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.012
- YInMn Blue #415A77 ΔE 0.023
- Dusty Grape #545775 ΔE 0.026
- Twilight #4E518B ΔE 0.029
- Light Navy Blue #2E5A88 ΔE 0.032
- Denim Blue #3B5B92 ΔE 0.035
- Dusky Blue #475F94 ΔE 0.041
- Denim #3B638C ΔE 0.042
Use #47557E 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.