#434BBB#434BBB

#434BBB is a mid, vivid blue. Relative luminance 0.098; OKLCH L 47.4% C 0.174 H 274.5°. Best body text is #FFFFFF at 7.09:1 contrast (WCAG AA passes).

Color values

HEX	#434BBB
RGB	rgb(67, 75, 187)
HSL	hsl(236, 47%, 50%)
HSV	hsv(236, 64%, 73%)
CMYK	cmyk(64.2%, 59.9%, 0%, 26.7%)
CIE-LAB	lab(37.50, 32.16, -60.15)
CIE-LCH	lch(37.50, 68.21, 298.13°)
OKLab	oklab(47.41% 0.0137 -0.1731)
OKLCH	oklch(47.41% 0.174 274.5)
XYZ	xyz(13.7975, 9.8121, 48.1709)
Luminance	0.0981 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434BBB #BBB343

analogous

#4387BB #434BBB #7743BB

triadic

#434BBB #BB434B #4BBB43

tetradic

#434BBB #BB4387 #BBB343 #43BB77

square

#434BBB #BB4387 #BBB343 #43BB77

split-complementary

#434BBB #BB7743 #87BB43

monochromatic

#232761 #33398E #434BBB #7076CC #9DA1DC

Accessibility & contrast

On white

7.09

#434BBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.96

#434BBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #434BBB

7.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434BBB	#FFFFFF	#000000	##FFFFFF
##434BBB	1.00	7.09	2.96	7.09
#FFFFFF	7.09	1.00	21.00	1.00
#000000	2.96	21.00	1.00	21.00
##FFFFFF	7.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EBF

Deuteranopia (green-blind)

#0053B9

Tritanopia (blue-blind)

#00677C

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #434bbb;
/* rgb */ color: rgb(67, 75, 187);
/* oklch */ color: oklch(47.4% 0.174 274.5);

Tailwind

colors: {
  custom: {
    50: '#847dd0',
    500: '#434bbb',
    950: '#000000',
  },
}

SCSS

$custom: #434bbb;
$custom-light: #847dd0;
$custom-dark: #000000;

JSON

{
  "hex": "#434bbb",
  "rgb": {
    "r": 67,
    "g": 75,
    "b": 187
  },
  "hsl": {
    "h": 236,
    "s": 47.244,
    "l": 49.804
  },
  "oklch": {
    "l": 0.47408,
    "c": 0.17369,
    "h": 274.5
  },
  "luminance": 0.09813
}

Semantic roles & 50–950 ramp

primary

#434BBB

secondary

#C8C492

accent

#CE51D7

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0914

muted

#7D7B82

Preview Lab

Preview with #434BBB

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

Preview Lab → · Contrast checker → · Palette generator →