#475391
Closest named color: Twilight (#4E518B). oklch(46.2% 0.102 273.5), rgb(71, 83, 145).
Aa
White text reads best on this color (7.20:1).
About this color
#475391 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.102 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.014 away. White text reads best on it, at 7.20:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.102) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.91:1 |
| White text | 7.20:1 |
Values
| HEX | #475391 |
| RGB | rgb(71, 83, 145) |
| HSL | hsl(230, 34%, 42%) |
| OKLCH | oklch(46.2% 0.102 273.5) |
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 #475391 | 7.20:1 | AAA | Lc -89.8 | Fine for body text |
| Black text on #475391 | 2.91:1 | Fails | Lc 19.1 | Dividers and decoration only |
| #475391 text on white | 7.20:1 | AAA | Lc 84.9 | Fine for body text |
| #475391 text on black | 2.91:1 | Fails | Lc -17.1 | 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
#E7E9F4
oklch(93.6% 0.015 277.8)
-
Step 200
200
#D3D8EC
oklch(88.4% 0.028 274.6)
-
Step 300
300
#B6BFE1
oklch(80.9% 0.049 273.6)
-
Step 400
400
#919ED2
oklch(70.8% 0.078 273.4)
-
Step 500
500
#7685C6
oklch(63.1% 0.1 273.3)
-
Step 600
600
#5F6DB3
oklch(55.5% 0.11 273.7)
-
Step 700
700 (this color)
#475391
oklch(46.2% 0.102 273.5)
-
Step 800
800
#404B7D
oklch(42.7% 0.084 273)
-
Step 900
900
#363F64
oklch(37.7% 0.065 272.6)
-
Step 950
950
#20253B
oklch(27.1% 0.042 273.5)
#475391 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) | #3A5A93 | 0.023 |
| Deuteranopia (no green cones) | #335490 | 0.025 |
| Tritanopia (no blue cones) | #29606B | 0.090 |
| Achromatopsia (no color) | #575757 | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #475391
#475391
oklch(46.2% 0.102 273.5)
- #6B5700
#6B5700
oklch(46.3% 0.095 93.4)
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 #475391, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.014
- Denim Blue #3B5B92 ΔE 0.025
- Dusk #4E5481 ΔE 0.029
- Dusky Blue #475F94 ΔE 0.034
- Light Navy Blue #2E5A88 ΔE 0.039
- Dusk Blue #26538D ΔE 0.039
- Denim #3B638C ΔE 0.050
- Blueberry #464196 ΔE 0.051
Use #475391 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.