#232A8C#232A8C

#232A8C is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.3% C 0.159 H 271.9°. Best body text is #FFFFFF at 11.79:1 contrast (WCAG AA passes).

Color values

HEX	#232A8C
RGB	rgb(35, 42, 140)
HSL	hsl(236, 60%, 34%)
HSV	hsv(236, 75%, 55%)
CMYK	cmyk(75%, 70%, 0%, 45.1%)
CIE-LAB	lab(23.36, 32.20, -54.98)
CIE-LCH	lch(23.36, 63.72, 300.35°)
OKLab	oklab(35.25% 0.0051 -0.159)
OKLCH	oklch(35.25% 0.159 271.9)
XYZ	xyz(6.2531, 3.9061, 25.2303)
Luminance	0.0391 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232A8C #8C8523

analogous

#235F8C #232A8C #51238C

triadic

#232A8C #8C232A #2A8C23

tetradic

#232A8C #8C235F #8C8523 #238C51

square

#232A8C #8C235F #8C8523 #238C51

split-complementary

#232A8C #8C5123 #5F8C23

monochromatic

#0B0D2A #171B5B #232A8C #2F39BD #555DD4

Accessibility & contrast

On white

11.79

#232A8C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#232A8C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232A8C

11.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232A8C	#FFFFFF	#000000	##FFFFFF
##232A8C	1.00	11.79	1.78	11.79
#FFFFFF	11.79	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8F

Deuteranopia (green-blind)

#00338A

Tritanopia (blue-blind)

#004557

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #232a8c;
/* rgb */ color: rgb(35, 42, 140);
/* oklch */ color: oklch(35.3% 0.159 271.9);

Tailwind

colors: {
  custom: {
    50: '#6f64af',
    500: '#232a8c',
    950: '#000000',
  },
}

SCSS

$custom: #232a8c;
$custom-light: #6f64af;
$custom-dark: #000000;

JSON

{
  "hex": "#232a8c",
  "rgb": {
    "r": 35,
    "g": 42,
    "b": 140
  },
  "hsl": {
    "h": 236,
    "s": 60,
    "l": 34.314
  },
  "oklch": {
    "l": 0.35251,
    "c": 0.15911,
    "h": 271.9
  },
  "luminance": 0.03907
}

Semantic roles & 50–950 ramp

primary

#232A8C

secondary

#B8B252

accent

#D945E3

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#080510

muted

#7B7A7F

Preview Lab

Preview with #232A8C

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

Preview Lab → · Contrast checker → · Palette generator →