#434CB4#434CB4

#434CB4 is a mid, vivid blue. Relative luminance 0.097; OKLCH L 47.0% C 0.163 H 274.5°. Best body text is #FFFFFF at 7.16:1 contrast (WCAG AA passes).

Color values

HEX	#434CB4
RGB	rgb(67, 76, 180)
HSL	hsl(235, 46%, 48%)
HSV	hsv(235, 63%, 71%)
CMYK	cmyk(62.8%, 57.8%, 0%, 29.4%)
CIE-LAB	lab(37.22, 29.11, -56.49)
CIE-LCH	lch(37.22, 63.55, 297.26°)
OKLab	oklab(47.03% 0.0129 -0.1624)
OKLCH	oklch(47.03% 0.163 274.5)
XYZ	xyz(13.1347, 9.6564, 44.3429)
Luminance	0.0966 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434CB4 #B4AB43

analogous

#4384B4 #434CB4 #7243B4

triadic

#434CB4 #B4434C #4CB443

tetradic

#434CB4 #B44384 #B4AB43 #43B472

square

#434CB4 #B44384 #B4AB43 #43B472

split-complementary

#434CB4 #B47243 #84B443

monochromatic

#22265B #323987 #434CB4 #6C73C8 #999ED9

Accessibility & contrast

On white

7.16

#434CB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#434CB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #434CB4

7.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434CB4	#FFFFFF	#000000	##FFFFFF
##434CB4	1.00	7.16	2.93	7.16
#FFFFFF	7.16	1.00	21.00	1.00
#000000	2.93	21.00	1.00	21.00
##FFFFFF	7.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DB8

Deuteranopia (green-blind)

#0053B2

Tritanopia (blue-blind)

#006578

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #434cb4;
/* rgb */ color: rgb(67, 76, 180);
/* oklch */ color: oklch(47.0% 0.163 274.5);

Tailwind

colors: {
  custom: {
    50: '#837ecb',
    500: '#434cb4',
    950: '#000000',
  },
}

SCSS

$custom: #434cb4;
$custom-light: #837ecb;
$custom-dark: #000000;

JSON

{
  "hex": "#434cb4",
  "rgb": {
    "r": 67,
    "g": 76,
    "b": 180
  },
  "hsl": {
    "h": 235.221,
    "s": 45.749,
    "l": 48.431
  },
  "oklch": {
    "l": 0.47028,
    "c": 0.1629,
    "h": 274.5
  },
  "luminance": 0.09657
}

Semantic roles & 50–950 ramp

primary

#434CB4

secondary

#C5C08E

accent

#CB52D5

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0913

muted

#7D7B82

Preview Lab

Preview with #434CB4

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

Preview Lab → · Contrast checker → · Palette generator →