#234BA1#234BA1

#234BA1 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 43.6% C 0.147 H 263.0°. Best body text is #FFFFFF at 8.10:1 contrast (WCAG AA passes).

Color values

HEX	#234BA1
RGB	rgb(35, 75, 161)
HSL	hsl(221, 64%, 38%)
HSV	hsv(221, 78%, 63%)
CMYK	cmyk(78.3%, 53.4%, 0%, 36.9%)
CIE-LAB	lab(33.90, 18.08, -50.62)
CIE-LCH	lch(33.90, 53.75, 289.65°)
OKLab	oklab(43.65% -0.0179 -0.1458)
OKLCH	oklch(43.65% 0.147 263)
XYZ	xyz(9.6399, 7.9616, 34.7400)
Luminance	0.0796 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234BA1 #A17923

analogous

#238AA1 #234BA1 #3A23A1

triadic

#234BA1 #A1234B #4BA123

tetradic

#234BA1 #A1238A #A17923 #23A13A

square

#234BA1 #A1238A #A17923 #23A13A

split-complementary

#234BA1 #A13A23 #8AA123

monochromatic

#0D1C3C #18346F #234BA1 #2F63D2 #6289DD

Accessibility & contrast

On white

8.10

#234BA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#234BA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234BA1

8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234BA1	#FFFFFF	#000000	##FFFFFF
##234BA1	1.00	8.10	2.59	8.10
#FFFFFF	8.10	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C56A4

Deuteranopia (green-blind)

#004A9F

Tritanopia (blue-blind)

#00606E

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #234ba1;
/* rgb */ color: rgb(35, 75, 161);
/* oklch */ color: oklch(43.6% 0.147 263.0);

Tailwind

colors: {
  custom: {
    50: '#727cbd',
    500: '#234ba1',
    950: '#000000',
  },
}

SCSS

$custom: #234ba1;
$custom-light: #727cbd;
$custom-dark: #000000;

JSON

{
  "hex": "#234ba1",
  "rgb": {
    "r": 35,
    "g": 75,
    "b": 161
  },
  "hsl": {
    "h": 220.952,
    "s": 64.286,
    "l": 38.431
  },
  "oklch": {
    "l": 0.43649,
    "c": 0.14694,
    "h": 263
  },
  "luminance": 0.07963
}

Semantic roles & 50–950 ramp

primary

#234BA1

secondary

#C2A25E

accent

#B241E7

background

#F7F7FB

surface

#EDEEF7

border

#C8C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #234BA1

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

Preview Lab → · Contrast checker → · Palette generator →