#475978
Closest named color: YInMn Blue (#415A77). oklch(46.2% 0.056 261.1), rgb(71, 89, 120).
Aa
White text reads best on this color (7.07:1).
About this color
#475978 is a medium-dark, muted blue. In OKLCH its lightness is 46%, its chroma 0.056 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.009 away. White text reads best on it, at 7.07:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.96:1 |
| White text | 7.07:1 |
Values
| HEX | #475978 |
| RGB | rgb(71, 89, 120) |
| HSL | hsl(218, 26%, 37%) |
| OKLCH | oklch(46.2% 0.056 261.1) |
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 #475978 | 7.07:1 | AAA | Lc -89.4 | Fine for body text |
| Black text on #475978 | 2.96:1 | Fails | Lc 19.5 | Dividers and decoration only |
| #475978 text on white | 7.07:1 | AAA | Lc 84.5 | Fine for body text |
| #475978 text on black | 2.96:1 | Fails | Lc -17.5 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E7EAEF
oklch(93.6% 0.007 260.7)
-
Step 200
200
#D4D9E3
oklch(88.4% 0.015 264.5)
-
Step 300
300
#B7C1D2
oklch(80.8% 0.026 261.1)
-
Step 400
400
#92A1BC
oklch(70.6% 0.043 262.2)
-
Step 500
500
#778AAB
oklch(63.1% 0.055 261.4)
-
Step 600
600
#607497
oklch(55.7% 0.06 261.4)
-
Step 700
700 (this color)
#475978
oklch(46.2% 0.056 261.1)
-
Step 800
800
#414F69
oklch(42.7% 0.047 262.5)
-
Step 900
900
#374255
oklch(37.7% 0.036 261.2)
-
Step 950
950
#202732
oklch(27.1% 0.023 259.3)
#475978 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) | #4E5B79 | 0.012 |
| Deuteranopia (no green cones) | #495677 | 0.009 |
| Tritanopia (no blue cones) | #376064 | 0.050 |
| Achromatopsia (no color) | #585858 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #475978
#475978
oklch(46.2% 0.056 261.1)
- #695534
#695534
oklch(46.2% 0.055 79.3)
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 #475978, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.009
- Dusty Grape #545775 ΔE 0.019
- Dusk #4E5481 ΔE 0.026
- Light Navy Blue #2E5A88 ΔE 0.037
- Denim #3B638C ΔE 0.039
- Denim Blue #3B5B92 ΔE 0.043
- Slate #516572 ΔE 0.044
- Twilight #4E518B ΔE 0.045
Use #475978 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.