#434EB7#434EB7

#434EB7 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.6% C 0.164 H 273.9°. Best body text is #FFFFFF at 6.97:1 contrast (WCAG AA passes).

Color values

HEX	#434EB7
RGB	rgb(67, 78, 183)
HSL	hsl(234, 46%, 49%)
HSV	hsv(234, 63%, 72%)
CMYK	cmyk(63.4%, 57.4%, 0%, 28.2%)
CIE-LAB	lab(37.95, 28.87, -57.07)
CIE-LCH	lch(37.95, 63.96, 296.83°)
OKLab	oklab(47.64% 0.0111 -0.1641)
OKLCH	oklch(47.64% 0.164 273.9)
XYZ	xyz(13.5835, 10.0598, 46.0165)
Luminance	0.1006 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434EB7 #B7AC43

analogous

#4388B7 #434EB7 #7243B7

triadic

#434EB7 #B7434E #4EB743

tetradic

#434EB7 #B74388 #B7AC43 #43B772

square

#434EB7 #B74388 #B7AC43 #43B772

split-complementary

#434EB7 #B77243 #88B743

monochromatic

#22285D #333B8A #434EB7 #6D76CA #9AA0DA

Accessibility & contrast

On white

6.97

#434EB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#434EB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #434EB7

6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434EB7	#FFFFFF	#000000	##FFFFFF
##434EB7	1.00	6.97	3.01	6.97
#FFFFFF	6.97	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FBB

Deuteranopia (green-blind)

#0054B5

Tritanopia (blue-blind)

#00677B

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #434eb7;
/* rgb */ color: rgb(67, 78, 183);
/* oklch */ color: oklch(47.6% 0.164 273.9);

Tailwind

colors: {
  custom: {
    50: '#837fcd',
    500: '#434eb7',
    950: '#000000',
  },
}

SCSS

$custom: #434eb7;
$custom-light: #837fcd;
$custom-dark: #000000;

JSON

{
  "hex": "#434eb7",
  "rgb": {
    "r": 67,
    "g": 78,
    "b": 183
  },
  "hsl": {
    "h": 234.31,
    "s": 46.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.47643,
    "c": 0.16445,
    "h": 273.9
  },
  "luminance": 0.10061
}

Semantic roles & 50–950 ramp

primary

#434EB7

secondary

#C6C190

accent

#C952D6

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #434EB7

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

Preview Lab → · Contrast checker → · Palette generator →