#434F99#434F99

#434F99 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.6% C 0.120 H 273.7°. Best body text is #FFFFFF at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#434F99
RGB	rgb(67, 79, 153)
HSL	hsl(232, 39%, 43%)
HSV	hsv(232, 56%, 60%)
CMYK	cmyk(56.2%, 48.4%, 0%, 40%)
CIE-LAB	lab(36.15, 17.85, -42.10)
CIE-LCH	lch(36.15, 45.73, 292.97°)
OKLab	oklab(45.63% 0.0079 -0.12)
OKLCH	oklch(45.63% 0.12 273.7)
XYZ	xyz(10.8586, 9.0844, 31.3121)
Luminance	0.0909 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434F99 #998D43

analogous

#437A99 #434F99 #624399

triadic

#434F99 #99434F #4F9943

tetradic

#434F99 #99437A #998D43 #439962

square

#434F99 #99437A #998D43 #439962

split-complementary

#434F99 #996243 #7A9943

monochromatic

#1E2344 #30396E #434F99 #606CB9 #8A94CC

Accessibility & contrast

On white

7.45

#434F99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#434F99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #434F99

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434F99	#FFFFFF	#000000	##FFFFFF
##434F99	1.00	7.45	2.82	7.45
#FFFFFF	7.45	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C599C

Deuteranopia (green-blind)

#215297

Tritanopia (blue-blind)

#155F6C

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #434f99;
/* rgb */ color: rgb(67, 79, 153);
/* oklch */ color: oklch(45.6% 0.120 273.7);

Tailwind

colors: {
  custom: {
    50: '#7e80b7',
    500: '#434f99',
    950: '#000000',
  },
}

SCSS

$custom: #434f99;
$custom-light: #7e80b7;
$custom-dark: #000000;

JSON

{
  "hex": "#434f99",
  "rgb": {
    "r": 67,
    "g": 79,
    "b": 153
  },
  "hsl": {
    "h": 231.628,
    "s": 39.091,
    "l": 43.137
  },
  "oklch": {
    "l": 0.45628,
    "c": 0.1203,
    "h": 273.7
  },
  "luminance": 0.09085
}

Semantic roles & 50–950 ramp

primary

#434F99

secondary

#B7AF81

accent

#BF59CF

background

#F8F7FB

surface

#EFEEF6

border

#CAC9D0

text

#0A0A11

muted

#7C7C80

Preview Lab

Preview with #434F99

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

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