#232B8D#232B8D

#232B8D is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.5% C 0.159 H 271.6°. Best body text is #FFFFFF at 11.66:1 contrast (WCAG AA passes).

Color values

HEX	#232B8D
RGB	rgb(35, 43, 141)
HSL	hsl(235, 60%, 35%)
HSV	hsv(235, 75%, 55%)
CMYK	cmyk(75.2%, 69.5%, 0%, 44.7%)
CIE-LAB	lab(23.70, 31.92, -55.05)
CIE-LCH	lch(23.70, 63.63, 300.11°)
OKLab	oklab(35.53% 0.0044 -0.1592)
OKLCH	oklch(35.53% 0.159 271.6)
XYZ	xyz(6.3631, 4.0075, 25.6323)
Luminance	0.0401 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232B8D #8D8523

analogous

#23608D #232B8D #50238D

triadic

#232B8D #8D232B #2B8D23

tetradic

#232B8D #8D2360 #8D8523 #238D50

square

#232B8D #8D2360 #8D8523 #238D50

split-complementary

#232B8D #8D5023 #608D23

monochromatic

#0B0D2B #171C5C #232B8D #2F3ABE #555FD5

Accessibility & contrast

On white

11.66

#232B8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#232B8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232B8D

11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232B8D	#FFFFFF	#000000	##FFFFFF
##232B8D	1.00	11.66	1.80	11.66
#FFFFFF	11.66	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D90

Deuteranopia (green-blind)

#00338B

Tritanopia (blue-blind)

#004658

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #232b8d;
/* rgb */ color: rgb(35, 43, 141);
/* oklch */ color: oklch(35.5% 0.159 271.6);

Tailwind

colors: {
  custom: {
    50: '#6f64af',
    500: '#232b8d',
    950: '#000000',
  },
}

SCSS

$custom: #232b8d;
$custom-light: #6f64af;
$custom-dark: #000000;

JSON

{
  "hex": "#232b8d",
  "rgb": {
    "r": 35,
    "g": 43,
    "b": 141
  },
  "hsl": {
    "h": 235.472,
    "s": 60.227,
    "l": 34.51
  },
  "oklch": {
    "l": 0.35526,
    "c": 0.15929,
    "h": 271.6
  },
  "luminance": 0.04008
}

Semantic roles & 50–950 ramp

primary

#232B8D

secondary

#B9B153

accent

#D744E3

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#090510

muted

#7B7A7F

Preview Lab

Preview with #232B8D

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

Preview Lab → · Contrast checker → · Palette generator →