#434BB4#434BB4

#434BB4 is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.8% C 0.164 H 274.8°. Best body text is #FFFFFF at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#434BB4
RGB	rgb(67, 75, 180)
HSL	hsl(236, 46%, 48%)
HSV	hsv(236, 63%, 71%)
CMYK	cmyk(62.8%, 58.3%, 0%, 29.4%)
CIE-LAB	lab(36.97, 29.75, -56.90)
CIE-LCH	lch(36.97, 64.21, 297.60°)
OKLab	oklab(46.84% 0.0138 -0.1636)
OKLCH	oklch(46.84% 0.164 274.8)
XYZ	xyz(13.0663, 9.5197, 44.3201)
Luminance	0.0952 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434BB4 #B4AC43

analogous

#4383B4 #434BB4 #7343B4

triadic

#434BB4 #B4434B #4BB443

tetradic

#434BB4 #B44383 #B4AC43 #43B473

square

#434BB4 #B44383 #B4AC43 #43B473

split-complementary

#434BB4 #B47343 #83B443

monochromatic

#22265B #323887 #434BB4 #6C72C8 #999DD9

Accessibility & contrast

On white

7.23

#434BB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#434BB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #434BB4

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434BB4	#FFFFFF	#000000	##FFFFFF
##434BB4	1.00	7.23	2.90	7.23
#FFFFFF	7.23	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CB8

Deuteranopia (green-blind)

#0052B2

Tritanopia (blue-blind)

#006478

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #434bb4;
/* rgb */ color: rgb(67, 75, 180);
/* oklch */ color: oklch(46.8% 0.164 274.8);

Tailwind

colors: {
  custom: {
    50: '#837dcb',
    500: '#434bb4',
    950: '#000000',
  },
}

SCSS

$custom: #434bb4;
$custom-light: #837dcb;
$custom-dark: #000000;

JSON

{
  "hex": "#434bb4",
  "rgb": {
    "r": 67,
    "g": 75,
    "b": 180
  },
  "hsl": {
    "h": 235.752,
    "s": 45.749,
    "l": 48.431
  },
  "oklch": {
    "l": 0.46841,
    "c": 0.16418,
    "h": 274.8
  },
  "luminance": 0.09521
}

Semantic roles & 50–950 ramp

primary

#434BB4

secondary

#C5C18E

accent

#CC52D5

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0913

muted

#7D7B82

Preview Lab

Preview with #434BB4

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

Preview Lab → · Contrast checker → · Palette generator →