#4B4C9D
Closest named color: Blueberry (#464196). oklch(45.9% 0.128 279.5), rgb(75, 76, 157).
Aa
White text reads best on this color (7.44:1).
About this color
#4B4C9D is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.128 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.031 away. White text reads best on it, at 7.44:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.128) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.81:1 |
| White text | 7.44:1 |
Values
| HEX | #4B4C9D |
| RGB | rgb(75, 76, 157) |
| HSL | hsl(239, 35%, 45%) |
| OKLCH | oklch(45.9% 0.128 279.5) |
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 #4B4C9D | 7.44:1 | AAA | Lc -90.5 | Preferred for body text |
| Black text on #4B4C9D | 2.81:1 | Fails | Lc 18.4 | Dividers and decoration only |
| #4B4C9D text on white | 7.44:1 | AAA | Lc 85.7 | Fine for body text |
| #4B4C9D text on black | 2.81:1 | Fails | Lc -16.4 | 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 800.
-
Step 50
50
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E6E9F9
oklch(93.6% 0.022 277.5)
-
Step 200
200
#D3D7F5
oklch(88.5% 0.041 279.5)
-
Step 300
300
#B6BCF1
oklch(80.9% 0.075 279.5)
-
Step 400
400
#9198EA
oklch(70.7% 0.12 279.1)
-
Step 500
500
#787CE4
oklch(63.1% 0.154 279.4)
-
Step 600
600
#6362D2
oklch(55.6% 0.168 279.8)
-
Step 700
700
#5251B5
oklch(49.1% 0.154 279.5)
-
Step 800
800 (this color)
#4B4C9D
oklch(45.9% 0.128 279.5)
-
Step 900
900
#383975
oklch(37.7% 0.1 279.7)
-
Step 950
950
#212245
oklch(27.1% 0.064 280)
#4B4C9D 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) | #2458A0 | 0.050 |
| Deuteranopia (no green cones) | #1B529B | 0.053 |
| Tritanopia (no blue cones) | #295E6D | 0.112 |
| Achromatopsia (no color) | #555555 | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B4C9D
#4B4C9D
oklch(45.9% 0.128 279.5)
- #655800
#655800
oklch(45.9% 0.095 99.3)
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 #4B4C9D, closest first.
No curated palette has a color within ΔE 0.04 of #4B4C9D.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.031
- Twilight #4E518B ΔE 0.035
- Dark Slate Blue #483D8B ΔE 0.047
- Denim Blue #3B5B92 ΔE 0.050
- Dusk #4E5481 ΔE 0.055
- Dusk Blue #26538D ΔE 0.055
- Dusky Blue #475F94 ΔE 0.057
- Cobalt #1E488F ΔE 0.062
Use #4B4C9D 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.