#474E77
Closest named color: Dusk (#4E5481). oklch(43.6% 0.068 275.8), rgb(71, 78, 119).
Aa
White text reads best on this color (8.00:1).
About this color
#474E77 is a dark, muted blue. In OKLCH its lightness is 44%, its chroma 0.068 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.025 away. White text reads best on it, at 8.00:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.62:1 |
| White text | 8.00:1 |
Values
| HEX | #474E77 |
| RGB | rgb(71, 78, 119) |
| HSL | hsl(231, 25%, 37%) |
| OKLCH | oklch(43.6% 0.068 275.8) |
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 #474E77 | 8.00:1 | AAA | Lc -92.4 | Preferred for body text |
| Black text on #474E77 | 2.62:1 | Fails | Lc 16.3 | Dividers and decoration only |
| #474E77 text on white | 8.00:1 | AAA | Lc 87.7 | Fine for body text |
| #474E77 text on black | 2.62:1 | Fails | Lc -14.4 | Not readable |
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
#E7E9F2
oklch(93.5% 0.012 276.1)
-
Step 200
200
#D5D8E8
oklch(88.5% 0.022 277.5)
-
Step 300
300
#B9BFDB
oklch(80.9% 0.04 275.9)
-
Step 400
400
#959EC9
oklch(70.7% 0.064 275.4)
-
Step 500
500
#7C85BB
oklch(63.1% 0.082 276.5)
-
Step 600
600
#656FA7
oklch(55.7% 0.088 275.4)
-
Step 700
700
#545C8F
oklch(49% 0.082 276.1)
-
Step 800
800 (this color)
#474E77
oklch(43.6% 0.068 275.8)
-
Step 900
900
#3A3F5E
oklch(37.7% 0.053 276.5)
-
Step 950
950
#222537
oklch(27% 0.034 276.6)
#474E77 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) | #405279 | 0.014 |
| Deuteranopia (no green cones) | #3D4F76 | 0.014 |
| Tritanopia (no blue cones) | #39565D | 0.060 |
| Achromatopsia (no color) | #505050 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #474E77
#474E77
oklch(43.6% 0.068 275.8)
- #5D5121
#5D5121
oklch(43.6% 0.068 95.4)
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 #474E77, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.025
- Twilight #4E518B ΔE 0.035
- Dusty Grape #545775 ΔE 0.036
- YInMn Blue #415A77 ΔE 0.036
- Light Navy Blue #2E5A88 ΔE 0.046
- Dusk Blue #26538D ΔE 0.050
- Denim Blue #3B5B92 ΔE 0.052
- Light Navy #155084 ΔE 0.054
Use #474E77 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.