#434CA3#434CA3

#434CA3 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.7% C 0.139 H 275.0°. Best body text is #FFFFFF at 7.50:1 contrast (WCAG AA passes).

Color values

HEX	#434CA3
RGB	rgb(67, 76, 163)
HSL	hsl(234, 42%, 45%)
HSV	hsv(234, 59%, 64%)
CMYK	cmyk(58.9%, 53.4%, 0%, 36.1%)
CIE-LAB	lab(36.00, 23.24, -48.36)
CIE-LCH	lch(36.00, 53.65, 295.67°)
OKLab	oklab(45.73% 0.0122 -0.1385)
OKLCH	oklch(45.73% 0.139 275)
XYZ	xyz(11.5079, 9.0057, 35.7751)
Luminance	0.0901 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434CA3 #A39A43

analogous

#437CA3 #434CA3 #6A43A3

triadic

#434CA3 #A3434C #4CA343

tetradic

#434CA3 #A3437C #A39A43 #43A36A

square

#434CA3 #A3437C #A39A43 #43A36A

split-complementary

#434CA3 #A36A43 #7CA343

monochromatic

#1F244C #313878 #434CA3 #646CBF #8F95D1

Accessibility & contrast

On white

7.50

#434CA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#434CA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #434CA3

7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434CA3	#FFFFFF	#000000	##FFFFFF
##434CA3	1.00	7.50	2.80	7.50
#FFFFFF	7.50	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1959A6

Deuteranopia (green-blind)

#0051A1

Tritanopia (blue-blind)

#006070

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #434ca3;
/* rgb */ color: rgb(67, 76, 163);
/* oklch */ color: oklch(45.7% 0.139 275.0);

Tailwind

colors: {
  custom: {
    50: '#807dbf',
    500: '#434ca3',
    950: '#000000',
  },
}

SCSS

$custom: #434ca3;
$custom-light: #807dbf;
$custom-dark: #000000;

JSON

{
  "hex": "#434ca3",
  "rgb": {
    "r": 67,
    "g": 76,
    "b": 163
  },
  "hsl": {
    "h": 234.375,
    "s": 41.739,
    "l": 45.098
  },
  "oklch": {
    "l": 0.45726,
    "c": 0.13901,
    "h": 275
  },
  "luminance": 0.09007
}

Semantic roles & 50–950 ramp

primary

#434CA3

secondary

#BCB785

accent

#C656D2

background

#F8F7FB

surface

#EFEEF7

border

#CAC9D0

text

#0B0912

muted

#7C7B81

Preview Lab

Preview with #434CA3

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

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