#434DB5#434DB5

#434DB5 is a mid, vivid blue. Relative luminance 0.098; OKLCH L 47.3% C 0.163 H 274.2°. Best body text is #FFFFFF at 7.08:1 contrast (WCAG AA passes).

Color values

HEX	#434DB5
RGB	rgb(67, 77, 181)
HSL	hsl(235, 46%, 49%)
HSV	hsv(235, 63%, 71%)
CMYK	cmyk(63%, 57.5%, 0%, 29%)
CIE-LAB	lab(37.55, 28.82, -56.55)
CIE-LCH	lch(37.55, 63.47, 297.01°)
OKLab	oklab(47.3% 0.0119 -0.1625)
OKLCH	oklch(47.3% 0.163 274.2)
XYZ	xyz(13.3064, 9.8361, 44.9045)
Luminance	0.0984 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434DB5 #B5AB43

analogous

#4386B5 #434DB5 #7243B5

triadic

#434DB5 #B5434D #4DB543

tetradic

#434DB5 #B54386 #B5AB43 #43B572

square

#434DB5 #B54386 #B5AB43 #43B572

split-complementary

#434DB5 #B57243 #86B543

monochromatic

#22275C #323A88 #434DB5 #6C75C9 #999FD9

Accessibility & contrast

On white

7.08

#434DB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#434DB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #434DB5

7.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434DB5	#FFFFFF	#000000	##FFFFFF
##434DB5	1.00	7.08	2.97	7.08
#FFFFFF	7.08	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DB9

Deuteranopia (green-blind)

#0053B3

Tritanopia (blue-blind)

#006679

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #434db5;
/* rgb */ color: rgb(67, 77, 181);
/* oklch */ color: oklch(47.3% 0.163 274.2);

Tailwind

colors: {
  custom: {
    50: '#837ecc',
    500: '#434db5',
    950: '#000000',
  },
}

SCSS

$custom: #434db5;
$custom-light: #837ecc;
$custom-dark: #000000;

JSON

{
  "hex": "#434db5",
  "rgb": {
    "r": 67,
    "g": 77,
    "b": 181
  },
  "hsl": {
    "h": 234.737,
    "s": 45.968,
    "l": 48.627
  },
  "oklch": {
    "l": 0.47296,
    "c": 0.16299,
    "h": 274.2
  },
  "luminance": 0.09837
}

Semantic roles & 50–950 ramp

primary

#434DB5

secondary

#C5C08F

accent

#CA52D6

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A13

muted

#7D7C82

Preview Lab

Preview with #434DB5

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

Preview Lab → · Contrast checker → · Palette generator →