#475C79
Closest named color: YInMn Blue (#415A77). oklch(47% 0.054 256.6), rgb(71, 92, 121).
Aa
White text reads best on this color (6.82:1).
About this color
#475C79 is a medium-dark, muted blue. In OKLCH its lightness is 47%, its chroma 0.054 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.011 away. White text reads best on it, at 6.82:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 3.07:1 |
| White text | 6.82:1 |
Values
| HEX | #475C79 |
| RGB | rgb(71, 92, 121) |
| HSL | hsl(215, 26%, 38%) |
| OKLCH | oklch(47% 0.054 256.6) |
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 #475C79 | 6.82:1 | AA | Lc -88.5 | Fine for body text |
| Black text on #475C79 | 3.07:1 | AA large text | Lc 20.5 | Dividers and decoration only |
| #475C79 text on white | 6.82:1 | AA | Lc 83.5 | Fine for body text |
| #475C79 text on black | 3.07:1 | AA large text | Lc -18.4 | 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
#D3DAE3
oklch(88.6% 0.015 254.6)
-
Step 300
300
#B6C2D2
oklch(81% 0.026 255.6)
-
Step 400
400
#90A2BB
oklch(70.7% 0.042 256.6)
-
Step 500
500
#758BAA
oklch(63.1% 0.053 257)
-
Step 600
600
#5D7595
oklch(55.6% 0.058 255.8)
-
Step 700
700 (this color)
#475C79
oklch(47% 0.054 256.6)
-
Step 800
800
#3F5068
oklch(42.7% 0.045 257)
-
Step 900
900
#364254
oklch(37.6% 0.035 258.3)
-
Step 950
950
#202731
oklch(27% 0.021 257.3)
#475C79 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) | #515D7A | 0.015 |
| Deuteranopia (no green cones) | #4C5878 | 0.013 |
| Tritanopia (no blue cones) | #366266 | 0.047 |
| Achromatopsia (no color) | #5B5B5B | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #475C79
#475C79
oklch(47% 0.054 256.6)
- #6C5737
#6C5737
oklch(47% 0.054 77.4)
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 #475C79, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.011
- Dusty Grape #545775 ΔE 0.022
- Dusk #4E5481 ΔE 0.031
- Denim #3B638C ΔE 0.033
- Slate #516572 ΔE 0.037
- Light Navy Blue #2E5A88 ΔE 0.038
- Dusky Blue #475F94 ΔE 0.043
- Denim Blue #3B5B92 ΔE 0.044
Use #475C79 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.