#232A9B#232A9B

#232A9B is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.8% C 0.179 H 271.0°. Best body text is #FFFFFF at 11.19:1 contrast (WCAG AA passes).

Color values

HEX	#232A9B
RGB	rgb(35, 42, 155)
HSL	hsl(237, 63%, 37%)
HSV	hsv(237, 77%, 61%)
CMYK	cmyk(77.4%, 72.9%, 0%, 39.2%)
CIE-LAB	lab(24.89, 37.61, -61.72)
CIE-LCH	lch(24.89, 72.28, 301.35°)
OKLab	oklab(36.81% 0.0032 -0.1787)
OKLCH	oklch(36.81% 0.179 271)
XYZ	xyz(7.4355, 4.3790, 31.4574)
Luminance	0.0438 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232A9B #9B9423

analogous

#23669B #232A9B #58239B

triadic

#232A9B #9B232A #2A9B23

tetradic

#232A9B #9B2366 #9B9423 #239B58

square

#232A9B #9B2366 #9B9423 #239B58

split-complementary

#232A9B #9B5823 #669B23

monochromatic

#0C0F37 #181C69 #232A9B #2E38CD #5E65DB

Accessibility & contrast

On white

11.19

#232A9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#232A9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232A9B

11.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232A9B	#FFFFFF	#000000	##FFFFFF
##232A9B	1.00	11.19	1.88	11.19
#FFFFFF	11.19	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00419E

Deuteranopia (green-blind)

#003599

Tritanopia (blue-blind)

#004A5F

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #232a9b;
/* rgb */ color: rgb(35, 42, 155);
/* oklch */ color: oklch(36.8% 0.179 271.0);

Tailwind

colors: {
  custom: {
    50: '#7364ba',
    500: '#232a9b',
    950: '#000000',
  },
}

SCSS

$custom: #232a9b;
$custom-light: #7364ba;
$custom-dark: #000000;

JSON

{
  "hex": "#232a9b",
  "rgb": {
    "r": 35,
    "g": 42,
    "b": 155
  },
  "hsl": {
    "h": 236.5,
    "s": 63.158,
    "l": 37.255
  },
  "oklch": {
    "l": 0.36812,
    "c": 0.17872,
    "h": 271
  },
  "luminance": 0.0438
}

Semantic roles & 50–950 ramp

primary

#232A9B

secondary

#BFB95A

accent

#DD42E6

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090512

muted

#7B7A81

Preview Lab

Preview with #232A9B

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

Preview Lab → · Contrast checker → · Palette generator →