#4B59A5#4B59A5

#4B59A5 is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.1% C 0.122 H 273.2°. Best body text is #FFFFFF at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#4B59A5
RGB	rgb(75, 89, 165)
HSL	hsl(231, 38%, 47%)
HSV	hsv(231, 55%, 65%)
CMYK	cmyk(54.5%, 46.1%, 0%, 35.3%)
CIE-LAB	lab(40.17, 17.21, -42.82)
CIE-LCH	lch(40.17, 46.15, 291.90°)
OKLab	oklab(49.07% 0.0069 -0.1218)
OKLCH	oklch(49.07% 0.122 273.2)
XYZ	xyz(13.2634, 11.3563, 37.0831)
Luminance	0.1136 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B59A5 #A5974B

analogous

#4B86A5 #4B59A5 #6A4BA5

triadic

#4B59A5 #A54B59 #59A54B

tetradic

#4B59A5 #A54B86 #A5974B #4BA56A

square

#4B59A5 #A54B86 #A5974B #4BA56A

split-complementary

#4B59A5 #A56A4B #86A54B

monochromatic

#252C51 #38427B #4B59A5 #6F7CBE #9AA2D1

Accessibility & contrast

On white

6.42

#4B59A5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#4B59A5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B59A5

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B59A5	#FFFFFF	#000000	##FFFFFF
##4B59A5	1.00	6.42	3.27	6.42
#FFFFFF	6.42	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3763A8

Deuteranopia (green-blind)

#2D5BA3

Tritanopia (blue-blind)

#1F6A77

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4b59a5;
/* rgb */ color: rgb(75, 89, 165);
/* oklch */ color: oklch(49.1% 0.122 273.2);

Tailwind

colors: {
  custom: {
    50: '#8487c0',
    500: '#4b59a5',
    950: '#000000',
  },
}

SCSS

$custom: #4b59a5;
$custom-light: #8487c0;
$custom-dark: #000000;

JSON

{
  "hex": "#4b59a5",
  "rgb": {
    "r": 75,
    "g": 89,
    "b": 165
  },
  "hsl": {
    "h": 230.667,
    "s": 37.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.4907,
    "c": 0.12204,
    "h": 273.2
  },
  "luminance": 0.11357
}

Semantic roles & 50–950 ramp

primary

#4B59A5

secondary

#BDB68F

accent

#BC5ACD

background

#F8F8FB

surface

#F0EFF7

border

#CBCAD0

text

#0B0B12

muted

#7C7C81

Preview Lab

Preview with #4B59A5

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →