#434EA5#434EA5

#434EA5 is a mid, vivid blue. Relative luminance 0.094; OKLCH L 46.3% C 0.139 H 274.2°. Best body text is #FFFFFF at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#434EA5
RGB	rgb(67, 78, 165)
HSL	hsl(233, 42%, 45%)
HSV	hsv(233, 59%, 65%)
CMYK	cmyk(59.4%, 52.7%, 0%, 35.3%)
CIE-LAB	lab(36.66, 22.63, -48.48)
CIE-LCH	lch(36.66, 53.50, 295.02°)
OKLab	oklab(46.27% 0.0102 -0.1388)
OKLCH	oklch(46.27% 0.139 274.2)
XYZ	xyz(11.8284, 9.3578, 36.7729)
Luminance	0.0936 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434EA5 #A59A43

analogous

#437FA5 #434EA5 #6943A5

triadic

#434EA5 #A5434E #4EA543

tetradic

#434EA5 #A5437F #A59A43 #43A569

square

#434EA5 #A5437F #A59A43 #43A569

split-complementary

#434EA5 #A56943 #7FA543

monochromatic

#20254E #313979 #434EA5 #656FC0 #9098D2

Accessibility & contrast

On white

7.31

#434EA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#434EA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #434EA5

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434EA5	#FFFFFF	#000000	##FFFFFF
##434EA5	1.00	7.31	2.87	7.31
#FFFFFF	7.31	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C5BA8

Deuteranopia (green-blind)

#0152A3

Tritanopia (blue-blind)

#006272

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #434ea5;
/* rgb */ color: rgb(67, 78, 165);
/* oklch */ color: oklch(46.3% 0.139 274.2);

Tailwind

colors: {
  custom: {
    50: '#807fc0',
    500: '#434ea5',
    950: '#000000',
  },
}

SCSS

$custom: #434ea5;
$custom-light: #807fc0;
$custom-dark: #000000;

JSON

{
  "hex": "#434ea5",
  "rgb": {
    "r": 67,
    "g": 78,
    "b": 165
  },
  "hsl": {
    "h": 233.265,
    "s": 42.241,
    "l": 45.49
  },
  "oklch": {
    "l": 0.46273,
    "c": 0.13918,
    "h": 274.2
  },
  "luminance": 0.09359
}

Semantic roles & 50–950 ramp

primary

#434EA5

secondary

#BDB786

accent

#C456D2

background

#F8F7FB

surface

#EFEEF7

border

#CAC9D0

text

#0B0A12

muted

#7C7C81

Preview Lab

Preview with #434EA5

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

Preview Lab → · Contrast checker → · Palette generator →