#4050AC
Closest named color: Blueberry (#464196). oklch(47% 0.147 272.1), rgb(64, 80, 172).
Aa
White text reads best on this color (7.09:1).
About this color
#4050AC is a medium-dark, vivid blue. In OKLCH its lightness is 47%, its chroma 0.147 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.049 away. White text reads best on it, at 7.09:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.147) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.96:1 |
| White text | 7.09:1 |
Values
| HEX | #4050AC |
| RGB | rgb(64, 80, 172) |
| HSL | hsl(231, 46%, 46%) |
| OKLCH | oklch(47% 0.147 272.1) |
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 #4050AC | 7.09:1 | AAA | Lc -89.2 | Fine for body text |
| Black text on #4050AC | 2.96:1 | Fails | Lc 19.8 | Dividers and decoration only |
| #4050AC text on white | 7.09:1 | AAA | Lc 84.3 | Fine for body text |
| #4050AC text on black | 2.96:1 | Fails | Lc -17.7 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E5E9F8
oklch(93.5% 0.021 274)
-
Step 200
200
#D0D8F4
oklch(88.5% 0.04 272.9)
-
Step 300
300
#B0BEF0
oklch(80.8% 0.073 272.5)
-
Step 400
400
#889CE8
oklch(70.8% 0.114 272)
-
Step 500
500
#6C81E1
oklch(63.1% 0.146 272.3)
-
Step 600
600
#5568CF
oklch(55.6% 0.159 272.3)
-
Step 700
700 (this color)
#4050AC
oklch(47% 0.147 272.1)
-
Step 800
800
#394791
oklch(42.7% 0.122 272.2)
-
Step 900
900
#313C73
oklch(37.6% 0.095 272.6)
-
Step 950
950
#1C2444
oklch(27.1% 0.06 271.3)
#4050AC 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) | #155DAF | 0.045 |
| Deuteranopia (no green cones) | #0054AA | 0.046 |
| Tritanopia (no blue cones) | #006676 | 0.126 |
| Achromatopsia (no color) | #585858 | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4050AC
#4050AC
oklch(47% 0.147 272.1)
- #6E5800
#6E5800
oklch(46.9% 0.096 91.9)
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 #4050AC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.049
- Denim Blue #3B5B92 ΔE 0.056
- Twilight #4E518B ΔE 0.057
- Dusk Blue #26538D ΔE 0.060
- Dusky Blue #475F94 ΔE 0.062
- Blue With A Hint Of Purple #533CC6 ΔE 0.064
- Blue Blue #2242C7 ΔE 0.066
- Cobalt #1E488F ΔE 0.066
Use #4050AC 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.