#434FB0#434FB0

#434FB0 is a mid, vivid blue. Relative luminance 0.099; OKLCH L 47.3% C 0.153 H 273.7°. Best body text is #FFFFFF at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#434FB0
RGB	rgb(67, 79, 176)
HSL	hsl(233, 45%, 48%)
HSV	hsv(233, 62%, 69%)
CMYK	cmyk(61.9%, 55.1%, 0%, 31%)
CIE-LAB	lab(37.70, 25.80, -53.35)
CIE-LCH	lch(37.70, 59.26, 295.81°)
OKLab	oklab(47.29% 0.0099 -0.1531)
OKLCH	oklch(47.29% 0.153 273.7)
XYZ	xyz(12.9446, 9.9188, 42.2982)
Luminance	0.0992 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434FB0 #B0A443

analogous

#4386B0 #434FB0 #6D43B0

triadic

#434FB0 #B0434F #4FB043

tetradic

#434FB0 #B04386 #B0A443 #43B06D

square

#434FB0 #B04386 #B0A443 #43B06D

split-complementary

#434FB0 #B06D43 #86B043

monochromatic

#212757 #323B84 #434FB0 #6A74C6 #969DD7

Accessibility & contrast

On white

7.04

#434FB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#434FB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #434FB0

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434FB0	#FFFFFF	#000000	##FFFFFF
##434FB0	1.00	7.04	2.98	7.04
#FFFFFF	7.04	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#065EB3

Deuteranopia (green-blind)

#0054AE

Tritanopia (blue-blind)

#006678

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #434fb0;
/* rgb */ color: rgb(67, 79, 176);
/* oklch */ color: oklch(47.3% 0.153 273.7);

Tailwind

colors: {
  custom: {
    50: '#8280c8',
    500: '#434fb0',
    950: '#000000',
  },
}

SCSS

$custom: #434fb0;
$custom-light: #8280c8;
$custom-dark: #000000;

JSON

{
  "hex": "#434fb0",
  "rgb": {
    "r": 67,
    "g": 79,
    "b": 176
  },
  "hsl": {
    "h": 233.394,
    "s": 44.856,
    "l": 47.647
  },
  "oklch": {
    "l": 0.47292,
    "c": 0.15344,
    "h": 273.7
  },
  "luminance": 0.0992
}

Semantic roles & 50–950 ramp

primary

#434FB0

secondary

#C3BD8C

accent

#C653D5

background

#F8F7FC

surface

#F0EEF8

border

#CBC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #434FB0

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

Preview Lab → · Contrast checker → · Palette generator →