#232F7B#232F7B

#232F7B is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.6% C 0.129 H 271.1°. Best body text is #FFFFFF at 11.90:1 contrast (WCAG AA passes).

Color values

HEX	#232F7B
RGB	rgb(35, 47, 123)
HSL	hsl(232, 56%, 31%)
HSV	hsv(232, 72%, 48%)
CMYK	cmyk(71.5%, 61.8%, 0%, 51.8%)
CIE-LAB	lab(23.07, 22.43, -44.78)
CIE-LCH	lch(23.07, 50.09, 296.61°)
OKLab	oklab(34.56% 0.0025 -0.1291)
OKLCH	oklch(34.56% 0.129 271.1)
XYZ	xyz(5.2836, 3.8199, 19.1939)
Luminance	0.0382 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232F7B #7B6F23

analogous

#235B7B #232F7B #43237B

triadic

#232F7B #7B232F #2F7B23

tetradic

#232F7B #7B235B #7B6F23 #237B43

square

#232F7B #7B235B #7B6F23 #237B43

split-complementary

#232F7B #7B4323 #5B7B23

monochromatic

#080B1C #151D4B #232F7B #3141AB #4C5ECC

Accessibility & contrast

On white

11.90

#232F7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#232F7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232F7B

11.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232F7B	#FFFFFF	#000000	##FFFFFF
##232F7B	1.00	11.90	1.76	11.90
#FFFFFF	11.90	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B7E

Deuteranopia (green-blind)

#00337A

Tritanopia (blue-blind)

#004250

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #232f7b;
/* rgb */ color: rgb(35, 47, 123);
/* oklch */ color: oklch(34.6% 0.129 271.1);

Tailwind

colors: {
  custom: {
    50: '#6a67a2',
    500: '#232f7b',
    950: '#000000',
  },
}

SCSS

$custom: #232f7b;
$custom-light: #6a67a2;
$custom-dark: #000000;

JSON

{
  "hex": "#232f7b",
  "rgb": {
    "r": 35,
    "g": 47,
    "b": 123
  },
  "hsl": {
    "h": 231.818,
    "s": 55.696,
    "l": 30.98
  },
  "oklch": {
    "l": 0.34555,
    "c": 0.12913,
    "h": 271.1
  },
  "luminance": 0.0382
}

Semantic roles & 50–950 ramp

primary

#232F7B

secondary

#AEA04C

accent

#CB49DF

background

#F6F6FA

surface

#ECEBF3

border

#C7C6CD

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #232F7B

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

Preview Lab → · Contrast checker → · Palette generator →