#434FBF#434FBF

#434FBF is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.5% C 0.174 H 273.4°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#434FBF
RGB	rgb(67, 79, 191)
HSL	hsl(234, 49%, 51%)
HSV	hsv(234, 65%, 75%)
CMYK	cmyk(64.9%, 58.6%, 0%, 25.1%)
CIE-LAB	lab(38.80, 31.01, -60.37)
CIE-LCH	lch(38.80, 67.87, 297.19°)
OKLab	oklab(48.47% 0.0102 -0.1738)
OKLCH	oklch(48.47% 0.174 273.4)
XYZ	xyz(14.5116, 10.5456, 50.5509)
Luminance	0.1055 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434FBF #BFB343

analogous

#438DBF #434FBF #7543BF

triadic

#434FBF #BF434F #4FBF43

tetradic

#434FBF #BF438D #BFB343 #43BF75

square

#434FBF #BF438D #BFB343 #43BF75

split-complementary

#434FBF #BF7543 #8DBF43

monochromatic

#222965 #323B93 #434FBF #717ACF #9EA4DE

Accessibility & contrast

On white

6.75

#434FBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#434FBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #434FBF

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434FBF	#FFFFFF	#000000	##FFFFFF
##434FBF	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061C3

Deuteranopia (green-blind)

#0056BD

Tritanopia (blue-blind)

#006A7F

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #434fbf;
/* rgb */ color: rgb(67, 79, 191);
/* oklch */ color: oklch(48.5% 0.174 273.4);

Tailwind

colors: {
  custom: {
    50: '#8580d3',
    500: '#434fbf',
    950: '#000000',
  },
}

SCSS

$custom: #434fbf;
$custom-light: #8580d3;
$custom-dark: #000000;

JSON

{
  "hex": "#434fbf",
  "rgb": {
    "r": 67,
    "g": 79,
    "b": 191
  },
  "hsl": {
    "h": 234.194,
    "s": 49.206,
    "l": 50.588
  },
  "oklch": {
    "l": 0.48468,
    "c": 0.17408,
    "h": 273.4
  },
  "luminance": 0.10547
}

Semantic roles & 50–950 ramp

primary

#434FBF

secondary

#CAC593

accent

#CB4FD9

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #434FBF

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

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