#434FB7#434FB7

#434FB7 is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.8% C 0.163 H 273.6°. Best body text is #FFFFFF at 6.91:1 contrast (WCAG AA passes).

Color values

HEX	#434FB7
RGB	rgb(67, 79, 183)
HSL	hsl(234, 46%, 49%)
HSV	hsv(234, 63%, 72%)
CMYK	cmyk(63.4%, 56.8%, 0%, 28.2%)
CIE-LAB	lab(38.20, 28.23, -56.66)
CIE-LCH	lch(38.20, 63.30, 296.49°)
OKLab	oklab(47.83% 0.0101 -0.1628)
OKLCH	oklch(47.83% 0.163 273.6)
XYZ	xyz(13.6551, 10.2030, 46.0403)
Luminance	0.1020 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434FB7 #B7AB43

analogous

#4389B7 #434FB7 #7143B7

triadic

#434FB7 #B7434F #4FB743

tetradic

#434FB7 #B74389 #B7AB43 #43B771

square

#434FB7 #B74389 #B7AB43 #43B771

split-complementary

#434FB7 #B77143 #89B743

monochromatic

#22285D #333C8A #434FB7 #6D77CA #9AA1DA

Accessibility & contrast

On white

6.91

#434FB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#434FB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #434FB7

6.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434FB7	#FFFFFF	#000000	##FFFFFF
##434FB7	1.00	6.91	3.04	6.91
#FFFFFF	6.91	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FBB

Deuteranopia (green-blind)

#0055B5

Tritanopia (blue-blind)

#00687B

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #434fb7;
/* rgb */ color: rgb(67, 79, 183);
/* oklch */ color: oklch(47.8% 0.163 273.6);

Tailwind

colors: {
  custom: {
    50: '#8380cd',
    500: '#434fb7',
    950: '#000000',
  },
}

SCSS

$custom: #434fb7;
$custom-light: #8380cd;
$custom-dark: #000000;

JSON

{
  "hex": "#434fb7",
  "rgb": {
    "r": 67,
    "g": 79,
    "b": 183
  },
  "hsl": {
    "h": 233.793,
    "s": 46.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.47833,
    "c": 0.16316,
    "h": 273.6
  },
  "luminance": 0.10204
}

Semantic roles & 50–950 ramp

primary

#434FB7

secondary

#C6C190

accent

#C852D6

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #434FB7

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

Preview Lab → · Contrast checker → · Palette generator →