#434CDB#434CDB

#434CDB is a mid, highly saturated blue. Relative luminance 0.115; OKLCH L 50.3% C 0.214 H 273.0°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#434CDB
RGB	rgb(67, 76, 219)
HSL	hsl(236, 68%, 56%)
HSV	hsv(236, 69%, 86%)
CMYK	cmyk(69.4%, 65.3%, 0%, 14.1%)
CIE-LAB	lab(40.37, 42.46, -74.01)
CIE-LCH	lch(40.37, 85.32, 299.84°)
OKLab	oklab(50.33% 0.0113 -0.2138)
OKLCH	oklch(50.33% 0.214 273)
XYZ	xyz(17.6811, 11.4749, 68.2872)
Luminance	0.1148 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434CDB #DBD243

analogous

#4398DB #434CDB #8643DB

triadic

#434CDB #DB434C #4CDB43

tetradic

#434CDB #DB4398 #DBD243 #43DB86

square

#434CDB #DB4398 #DBD243 #43DB86

split-complementary

#434CDB #DB8643 #98DB43

monochromatic

#1A2189 #242DBD #434CDB #767DE5 #AAAEEF

Accessibility & contrast

On white

6.37

#434CDB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#434CDB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #434CDB

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434CDB	#FFFFFF	#000000	##FFFFFF
##434CDB	1.00	6.37	3.30	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066DF

Deuteranopia (green-blind)

#0058D8

Tritanopia (blue-blind)

#00728D

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #434cdb;
/* rgb */ color: rgb(67, 76, 219);
/* oklch */ color: oklch(50.3% 0.214 273.0);

Tailwind

colors: {
  custom: {
    50: '#8b7ee7',
    500: '#434cdb',
    950: '#000000',
  },
}

SCSS

$custom: #434cdb;
$custom-light: #8b7ee7;
$custom-dark: #000000;

JSON

{
  "hex": "#434cdb",
  "rgb": {
    "r": 67,
    "g": 76,
    "b": 219
  },
  "hsl": {
    "h": 236.447,
    "s": 67.857,
    "l": 56.078
  },
  "oklch": {
    "l": 0.50326,
    "c": 0.2141,
    "h": 273
  },
  "luminance": 0.11477
}

Semantic roles & 50–950 ramp

primary

#434CDB

secondary

#DCD99E

accent

#E03DEB

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #434CDB

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

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