#232B64#232B64

#232B64 is a dark, moderate blue. Relative luminance 0.030; OKLCH L 31.7% C 0.100 H 273.3°. Best body text is #FFFFFF at 13.12:1 contrast (WCAG AA passes).

Color values

HEX	#232B64
RGB	rgb(35, 43, 100)
HSL	hsl(233, 48%, 26%)
HSV	hsv(233, 65%, 39%)
CMYK	cmyk(65%, 57%, 0%, 60.8%)
CIE-LAB	lab(20.06, 16.37, -34.85)
CIE-LCH	lch(20.06, 38.50, 295.16°)
OKLab	oklab(31.72% 0.0058 -0.0999)
OKLCH	oklch(31.72% 0.1 273.3)
XYZ	xyz(3.8565, 3.0049, 12.4309)
Luminance	0.0301 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232B64 #645C23

analogous

#234C64 #232B64 #3C2364

triadic

#232B64 #64232B #2B6423

tetradic

#232B64 #64234C #645C23 #23643C

square

#232B64 #64234C #645C23 #23643C

split-complementary

#232B64 #643C23 #4C6423

monochromatic

#080A17 #131837 #232B64 #333E91 #4453BE

Accessibility & contrast

On white

13.12

#232B64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#232B64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232B64

13.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232B64	#FFFFFF	#000000	##FFFFFF
##232B64	1.00	13.12	1.60	13.12
#FFFFFF	13.12	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#063366

Deuteranopia (green-blind)

#002E63

Tritanopia (blue-blind)

#003843

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #232b64;
/* rgb */ color: rgb(35, 43, 100);
/* oklch */ color: oklch(31.7% 0.100 273.3);

Tailwind

colors: {
  custom: {
    50: '#656491',
    500: '#232b64',
    950: '#000000',
  },
}

SCSS

$custom: #232b64;
$custom-light: #656491;
$custom-dark: #000000;

JSON

{
  "hex": "#232b64",
  "rgb": {
    "r": 35,
    "g": 43,
    "b": 100
  },
  "hsl": {
    "h": 232.615,
    "s": 48.148,
    "l": 26.471
  },
  "oklch": {
    "l": 0.31721,
    "c": 0.10011,
    "h": 273.3
  },
  "luminance": 0.03005
}

Semantic roles & 50–950 ramp

primary

#232B64

secondary

#988E4B

accent

#C750D8

background

#F6F5F8

surface

#EBEAF0

border

#C6C6CB

text

#06050D

muted

#7A797D

Preview Lab

Preview with #232B64

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

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