#434EB4#434EB4

#434EB4 is a mid, vivid blue. Relative luminance 0.099; OKLCH L 47.4% C 0.160 H 273.9°. Best body text is #FFFFFF at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#434EB4
RGB	rgb(67, 78, 180)
HSL	hsl(234, 46%, 48%)
HSV	hsv(234, 63%, 71%)
CMYK	cmyk(62.8%, 56.7%, 0%, 29.4%)
CIE-LAB	lab(37.73, 27.83, -55.66)
CIE-LCH	lch(37.73, 62.23, 296.56°)
OKLab	oklab(47.41% 0.011 -0.1599)
OKLCH	oklch(47.41% 0.16 273.9)
XYZ	xyz(13.2746, 9.9363, 44.3895)
Luminance	0.0994 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434EB4 #B4A943

analogous

#4386B4 #434EB4 #7043B4

triadic

#434EB4 #B4434E #4EB443

tetradic

#434EB4 #B44386 #B4A943 #43B470

square

#434EB4 #B44386 #B4A943 #43B470

split-complementary

#434EB4 #B47043 #86B443

monochromatic

#22275B #323B87 #434EB4 #6C75C8 #999FD9

Accessibility & contrast

On white

7.03

#434EB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#434EB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #434EB4

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434EB4	#FFFFFF	#000000	##FFFFFF
##434EB4	1.00	7.03	2.99	7.03
#FFFFFF	7.03	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EB7

Deuteranopia (green-blind)

#0054B2

Tritanopia (blue-blind)

#006679

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #434eb4;
/* rgb */ color: rgb(67, 78, 180);
/* oklch */ color: oklch(47.4% 0.160 273.9);

Tailwind

colors: {
  custom: {
    50: '#837fcb',
    500: '#434eb4',
    950: '#000000',
  },
}

SCSS

$custom: #434eb4;
$custom-light: #837fcb;
$custom-dark: #000000;

JSON

{
  "hex": "#434eb4",
  "rgb": {
    "r": 67,
    "g": 78,
    "b": 180
  },
  "hsl": {
    "h": 234.159,
    "s": 45.749,
    "l": 48.431
  },
  "oklch": {
    "l": 0.47408,
    "c": 0.16032,
    "h": 273.9
  },
  "luminance": 0.09937
}

Semantic roles & 50–950 ramp

primary

#434EB4

secondary

#C5BF8E

accent

#C952D5

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A13

muted

#7D7C82

Preview Lab

Preview with #434EB4

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

Preview Lab → · Contrast checker → · Palette generator →