#434BBC#434BBC

#434BBC is a mid, vivid blue. Relative luminance 0.099; OKLCH L 47.5% C 0.175 H 274.5°. Best body text is #FFFFFF at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#434BBC
RGB	rgb(67, 75, 188)
HSL	hsl(236, 47%, 50%)
HSV	hsv(236, 64%, 74%)
CMYK	cmyk(64.4%, 60.1%, 0%, 26.3%)
CIE-LAB	lab(37.58, 32.51, -60.61)
CIE-LCH	lch(37.58, 68.78, 298.21°)
OKLab	oklab(47.49% 0.0137 -0.1745)
OKLCH	oklch(47.49% 0.175 274.5)
XYZ	xyz(13.9049, 9.8551, 48.7367)
Luminance	0.0986 (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

#434BBC #BCB443

analogous

#4388BC #434BBC #7743BC

triadic

#434BBC #BC434B #4BBC43

tetradic

#434BBC #BC4388 #BCB443 #43BC77

square

#434BBC #BC4388 #BCB443 #43BC77

split-complementary

#434BBC #BC7743 #88BC43

monochromatic

#232762 #33398F #434BBC #7076CC #9DA1DC

Accessibility & contrast

On white

7.07

#434BBC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#434BBC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #434BBC

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434BBC	#FFFFFF	#000000	##FFFFFF
##434BBC	1.00	7.07	2.97	7.07
#FFFFFF	7.07	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EC0

Deuteranopia (green-blind)

#0053BA

Tritanopia (blue-blind)

#00677C

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #434bbc;
/* rgb */ color: rgb(67, 75, 188);
/* oklch */ color: oklch(47.5% 0.175 274.5);

Tailwind

colors: {
  custom: {
    50: '#857dd1',
    500: '#434bbc',
    950: '#000000',
  },
}

SCSS

$custom: #434bbc;
$custom-light: #857dd1;
$custom-dark: #000000;

JSON

{
  "hex": "#434bbc",
  "rgb": {
    "r": 67,
    "g": 75,
    "b": 188
  },
  "hsl": {
    "h": 236.033,
    "s": 47.451,
    "l": 50
  },
  "oklch": {
    "l": 0.4749,
    "c": 0.17504,
    "h": 274.5
  },
  "luminance": 0.09856
}

Semantic roles & 50–950 ramp

primary

#434BBC

secondary

#C9C592

accent

#CE51D7

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0914

muted

#7D7B82

Preview Lab

Preview with #434BBC

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

Preview Lab → · Contrast checker → · Palette generator →