#434EB8#434EB8

#434EB8 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.7% C 0.166 H 273.8°. Best body text is #FFFFFF at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#434EB8
RGB	rgb(67, 78, 184)
HSL	hsl(234, 47%, 49%)
HSV	hsv(234, 64%, 72%)
CMYK	cmyk(63.6%, 57.6%, 0%, 27.8%)
CIE-LAB	lab(38.02, 29.22, -57.54)
CIE-LCH	lch(38.02, 64.53, 296.92°)
OKLab	oklab(47.72% 0.0111 -0.1655)
OKLCH	oklch(47.72% 0.166 273.8)
XYZ	xyz(13.6880, 10.1016, 46.5666)
Luminance	0.1010 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434EB8 #B8AD43

analogous

#4389B8 #434EB8 #7343B8

triadic

#434EB8 #B8434E #4EB843

tetradic

#434EB8 #B84389 #B8AD43 #43B873

square

#434EB8 #B84389 #B8AD43 #43B873

split-complementary

#434EB8 #B87343 #89B843

monochromatic

#22285E #333B8B #434EB8 #6E77CA #9BA1DB

Accessibility & contrast

On white

6.95

#434EB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#434EB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #434EB8

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434EB8	#FFFFFF	#000000	##FFFFFF
##434EB8	1.00	6.95	3.02	6.95
#FFFFFF	6.95	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FBC

Deuteranopia (green-blind)

#0054B6

Tritanopia (blue-blind)

#00687B

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #434eb8;
/* rgb */ color: rgb(67, 78, 184);
/* oklch */ color: oklch(47.7% 0.166 273.8);

Tailwind

colors: {
  custom: {
    50: '#847fce',
    500: '#434eb8',
    950: '#000000',
  },
}

SCSS

$custom: #434eb8;
$custom-light: #847fce;
$custom-dark: #000000;

JSON

{
  "hex": "#434eb8",
  "rgb": {
    "r": 67,
    "g": 78,
    "b": 184
  },
  "hsl": {
    "h": 234.359,
    "s": 46.614,
    "l": 49.216
  },
  "oklch": {
    "l": 0.47722,
    "c": 0.16582,
    "h": 273.8
  },
  "luminance": 0.10103
}

Semantic roles & 50–950 ramp

primary

#434EB8

secondary

#C7C290

accent

#CA52D6

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #434EB8

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

Preview Lab → · Contrast checker → · Palette generator →