#434AB9#434AB9

#434AB9 is a mid, vivid blue. Relative luminance 0.096; OKLCH L 47.1% C 0.172 H 274.9°. Best body text is #FFFFFF at 7.19:1 contrast (WCAG AA passes).

Color values

HEX	#434AB9
RGB	rgb(67, 74, 185)
HSL	hsl(236, 47%, 49%)
HSV	hsv(236, 64%, 73%)
CMYK	cmyk(63.8%, 60%, 0%, 27.5%)
CIE-LAB	lab(37.10, 32.11, -59.63)
CIE-LCH	lch(37.10, 67.72, 298.30°)
OKLab	oklab(47.06% 0.0146 -0.1716)
OKLCH	oklch(47.06% 0.172 274.9)
XYZ	xyz(13.5176, 9.5925, 47.0287)
Luminance	0.0959 (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

#434AB9 #B9B243

analogous

#4385B9 #434AB9 #7743B9

triadic

#434AB9 #B9434A #4AB943

tetradic

#434AB9 #B94385 #B9B243 #43B977

square

#434AB9 #B94385 #B9B243 #43B977

split-complementary

#434AB9 #B97743 #85B943

monochromatic

#22265F #33388C #434AB9 #6F74CB #9B9FDB

Accessibility & contrast

On white

7.19

#434AB9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#434AB9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #434AB9

7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434AB9	#FFFFFF	#000000	##FFFFFF
##434AB9	1.00	7.19	2.92	7.19
#FFFFFF	7.19	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DBD

Deuteranopia (green-blind)

#0052B7

Tritanopia (blue-blind)

#00657A

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #434ab9;
/* rgb */ color: rgb(67, 74, 185);
/* oklch */ color: oklch(47.1% 0.172 274.9);

Tailwind

colors: {
  custom: {
    50: '#847ccf',
    500: '#434ab9',
    950: '#000000',
  },
}

SCSS

$custom: #434ab9;
$custom-light: #847ccf;
$custom-dark: #000000;

JSON

{
  "hex": "#434ab9",
  "rgb": {
    "r": 67,
    "g": 74,
    "b": 185
  },
  "hsl": {
    "h": 236.441,
    "s": 46.825,
    "l": 49.412
  },
  "oklch": {
    "l": 0.47061,
    "c": 0.17225,
    "h": 274.9
  },
  "luminance": 0.09594
}

Semantic roles & 50–950 ramp

primary

#434AB9

secondary

#C7C491

accent

#CF51D6

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0914

muted

#7D7B82

Preview Lab

Preview with #434AB9

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

Preview Lab → · Contrast checker → · Palette generator →