#434DA3#434DA3

#434DA3 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.9% C 0.138 H 274.6°. Best body text is #FFFFFF at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#434DA3
RGB	rgb(67, 77, 163)
HSL	hsl(234, 42%, 45%)
HSV	hsv(234, 59%, 64%)
CMYK	cmyk(58.9%, 52.8%, 0%, 36.1%)
CIE-LAB	lab(36.26, 22.59, -47.93)
CIE-LCH	lch(36.26, 52.99, 295.23°)
OKLab	oklab(45.93% 0.0111 -0.1372)
OKLCH	oklch(45.93% 0.138 274.6)
XYZ	xyz(11.5773, 9.1445, 35.7982)
Luminance	0.0915 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434DA3 #A39943

analogous

#437DA3 #434DA3 #6943A3

triadic

#434DA3 #A3434D #4DA343

tetradic

#434DA3 #A3437D #A39943 #43A369

square

#434DA3 #A3437D #A39943 #43A369

split-complementary

#434DA3 #A36943 #7DA343

monochromatic

#1F244C #313978 #434DA3 #646DBF #8F96D1

Accessibility & contrast

On white

7.42

#434DA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#434DA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #434DA3

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434DA3	#FFFFFF	#000000	##FFFFFF
##434DA3	1.00	7.42	2.83	7.42
#FFFFFF	7.42	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C5AA6

Deuteranopia (green-blind)

#0351A1

Tritanopia (blue-blind)

#006170

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #434da3;
/* rgb */ color: rgb(67, 77, 163);
/* oklch */ color: oklch(45.9% 0.138 274.6);

Tailwind

colors: {
  custom: {
    50: '#807ebf',
    500: '#434da3',
    950: '#000000',
  },
}

SCSS

$custom: #434da3;
$custom-light: #807ebf;
$custom-dark: #000000;

JSON

{
  "hex": "#434da3",
  "rgb": {
    "r": 67,
    "g": 77,
    "b": 163
  },
  "hsl": {
    "h": 233.75,
    "s": 41.739,
    "l": 45.098
  },
  "oklch": {
    "l": 0.45926,
    "c": 0.13765,
    "h": 274.6
  },
  "luminance": 0.09145
}

Semantic roles & 50–950 ramp

primary

#434DA3

secondary

#BCB785

accent

#C556D2

background

#F8F7FB

surface

#EFEEF7

border

#CAC9D0

text

#0B0A12

muted

#7C7C81

Preview Lab

Preview with #434DA3

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

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