#234BA4#234BA4

#234BA4 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 43.9% C 0.151 H 263.3°. Best body text is #FFFFFF at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#234BA4
RGB	rgb(35, 75, 164)
HSL	hsl(221, 65%, 39%)
HSV	hsv(221, 79%, 64%)
CMYK	cmyk(78.7%, 54.3%, 0%, 35.7%)
CIE-LAB	lab(34.13, 19.26, -52.06)
CIE-LCH	lch(34.13, 55.51, 290.30°)
OKLab	oklab(43.89% -0.0176 -0.1501)
OKLCH	oklch(43.89% 0.151 263.3)
XYZ	xyz(9.9077, 8.0687, 36.1500)
Luminance	0.0807 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234BA4 #A47C23

analogous

#238CA4 #234BA4 #3B23A4

triadic

#234BA4 #A4234B #4BA423

tetradic

#234BA4 #A4238C #A47C23 #23A43B

square

#234BA4 #A4238C #A47C23 #23A43B

split-complementary

#234BA4 #A43B23 #8CA423

monochromatic

#0D1D3F #183472 #234BA4 #3163D3 #6489DE

Accessibility & contrast

On white

8.03

#234BA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#234BA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234BA4

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234BA4	#FFFFFF	#000000	##FFFFFF
##234BA4	1.00	8.03	2.61	8.03
#FFFFFF	8.03	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0256A7

Deuteranopia (green-blind)

#004BA2

Tritanopia (blue-blind)

#006170

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #234ba4;
/* rgb */ color: rgb(35, 75, 164);
/* oklch */ color: oklch(43.9% 0.151 263.3);

Tailwind

colors: {
  custom: {
    50: '#727cc0',
    500: '#234ba4',
    950: '#000000',
  },
}

SCSS

$custom: #234ba4;
$custom-light: #727cc0;
$custom-dark: #000000;

JSON

{
  "hex": "#234ba4",
  "rgb": {
    "r": 35,
    "g": 75,
    "b": 164
  },
  "hsl": {
    "h": 221.395,
    "s": 64.824,
    "l": 39.02
  },
  "oklch": {
    "l": 0.43888,
    "c": 0.1511,
    "h": 263.3
  },
  "luminance": 0.0807
}

Semantic roles & 50–950 ramp

primary

#234BA4

secondary

#C3A460

accent

#B440E8

background

#F7F7FB

surface

#EDEEF7

border

#C8C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #234BA4

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

Preview Lab → · Contrast checker → · Palette generator →