#475590
Closest named color: Twilight (#4E518B). oklch(46.6% 0.097 272.1), rgb(71, 85, 144).
Aa
White text reads best on this color (7.07:1).
About this color
#475590 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 47%, its chroma 0.097 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.015 away. White text reads best on it, at 7.07:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.97:1 |
| White text | 7.07:1 |
Values
| HEX | #475590 |
| RGB | rgb(71, 85, 144) |
| HSL | hsl(228, 34%, 42%) |
| OKLCH | oklch(46.6% 0.097 272.1) |
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 #475590 | 7.07:1 | AAA | Lc -89.3 | Fine for body text |
| Black text on #475590 | 2.97:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #475590 text on white | 7.07:1 | AAA | Lc 84.4 | Fine for body text |
| #475590 text on black | 2.97:1 | Fails | Lc -17.6 | 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 700.
-
Step 50
50
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6E9F3
oklch(93.5% 0.014 272.7)
-
Step 200
200
#D3D9EB
oklch(88.6% 0.026 271.1)
-
Step 300
300
#B6BFE0
oklch(80.8% 0.048 273.3)
-
Step 400
400
#909ED0
oklch(70.7% 0.075 272.3)
-
Step 500
500
#7586C4
oklch(63.2% 0.096 271.7)
-
Step 600
600
#5E6EB1
oklch(55.5% 0.106 272.4)
-
Step 700
700 (this color)
#475590
oklch(46.6% 0.097 272.1)
-
Step 800
800
#404B7B
oklch(42.6% 0.081 272.8)
-
Step 900
900
#363F63
oklch(37.7% 0.063 272.4)
-
Step 950
950
#20253A
oklch(27% 0.04 273.2)
#475590 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) | #3E5C92 | 0.021 |
| Deuteranopia (no green cones) | #37568F | 0.020 |
| Tritanopia (no blue cones) | #29616B | 0.086 |
| Achromatopsia (no color) | #585858 | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #475590
#475590
oklch(46.6% 0.097 272.1)
- #6D5700
#6D5700
oklch(46.6% 0.095 91.7)
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 #475590, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.015
- Denim Blue #3B5B92 ΔE 0.021
- Dusk #4E5481 ΔE 0.026
- Dusky Blue #475F94 ΔE 0.028
- Light Navy Blue #2E5A88 ΔE 0.035
- Dusk Blue #26538D ΔE 0.039
- Denim #3B638C ΔE 0.044
- YInMn Blue #415A77 ΔE 0.048
Use #475590 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.