#434EB9#434EB9

#434EB9 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.8% C 0.167 H 273.8°. Best body text is #FFFFFF at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#434EB9
RGB	rgb(67, 78, 185)
HSL	hsl(234, 47%, 49%)
HSV	hsv(234, 64%, 73%)
CMYK	cmyk(63.8%, 57.8%, 0%, 27.5%)
CIE-LAB	lab(38.10, 29.57, -58.01)
CIE-LCH	lch(38.10, 65.11, 297.01°)
OKLab	oklab(47.8% 0.0111 -0.1668)
OKLCH	oklch(47.8% 0.167 273.8)
XYZ	xyz(13.7932, 10.1437, 47.1206)
Luminance	0.1014 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434EB9 #B9AE43

analogous

#4389B9 #434EB9 #7343B9

triadic

#434EB9 #B9434E #4EB943

tetradic

#434EB9 #B94389 #B9AE43 #43B973

square

#434EB9 #B94389 #B9AE43 #43B973

split-complementary

#434EB9 #B97343 #89B943

monochromatic

#22285F #333B8C #434EB9 #6F77CB #9BA1DB

Accessibility & contrast

On white

6.93

#434EB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#434EB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #434EB9

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434EB9	#FFFFFF	#000000	##FFFFFF
##434EB9	1.00	6.93	3.03	6.93
#FFFFFF	6.93	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FBD

Deuteranopia (green-blind)

#0055B7

Tritanopia (blue-blind)

#00687C

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #434eb9;
/* rgb */ color: rgb(67, 78, 185);
/* oklch */ color: oklch(47.8% 0.167 273.8);

Tailwind

colors: {
  custom: {
    50: '#847fcf',
    500: '#434eb9',
    950: '#000000',
  },
}

SCSS

$custom: #434eb9;
$custom-light: #847fcf;
$custom-dark: #000000;

JSON

{
  "hex": "#434eb9",
  "rgb": {
    "r": 67,
    "g": 78,
    "b": 185
  },
  "hsl": {
    "h": 234.407,
    "s": 46.825,
    "l": 49.412
  },
  "oklch": {
    "l": 0.47802,
    "c": 0.16719,
    "h": 273.8
  },
  "luminance": 0.10145
}

Semantic roles & 50–950 ramp

primary

#434EB9

secondary

#C7C291

accent

#CA51D6

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #434EB9

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

Preview Lab → · Contrast checker → · Palette generator →