#03233B#03233B

#03233B is a very dark, muted cyan. Relative luminance 0.015; OKLCH L 24.8% C 0.059 H 245.5°. Best body text is #FFFFFF at 16.06:1 contrast (WCAG AA passes).

Color values

HEX	#03233B
RGB	rgb(3, 35, 59)
HSL	hsl(206, 90%, 12%)
HSV	hsv(206, 95%, 23%)
CMYK	cmyk(94.9%, 40.7%, 0%, 76.9%)
CIE-LAB	lab(12.84, -0.95, -18.69)
CIE-LCH	lch(12.84, 18.71, 267.10°)
OKLab	oklab(24.77% -0.0243 -0.0532)
OKLCH	oklch(24.77% 0.059 245.5)
XYZ	xyz(1.4277, 1.5370, 4.3582)
Luminance	0.0154 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03233B #3B1B03

analogous

#033B37 #03233B #03073B

triadic

#03233B #3B0323 #233B03

tetradic

#03233B #37033B #3B1B03 #073B03

square

#03233B #37033B #3B1B03 #073B03

split-complementary

#03233B #3B0307 #3B3703

monochromatic

#01111D #01111D #03233B #064675 #0968AF

Accessibility & contrast

On white

16.06

#03233B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#03233B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03233B

16.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03233B	#FFFFFF	#000000	##FFFFFF
##03233B	1.00	16.06	1.31	16.06
#FFFFFF	16.06	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#18243C

Deuteranopia (green-blind)

#0F1F3B

Tritanopia (blue-blind)

#00292C

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #03233b;
/* rgb */ color: rgb(3, 35, 59);
/* oklch */ color: oklch(24.8% 0.059 245.5);

Tailwind

colors: {
  custom: {
    50: '#4e5d71',
    500: '#03233b',
    950: '#000000',
  },
}

SCSS

$custom: #03233b;
$custom-light: #4e5d71;
$custom-dark: #000000;

JSON

{
  "hex": "#03233b",
  "rgb": {
    "r": 3,
    "g": 35,
    "b": 59
  },
  "hsl": {
    "h": 205.714,
    "s": 90.323,
    "l": 12.157
  },
  "oklch": {
    "l": 0.24774,
    "c": 0.05852,
    "h": 245.5
  },
  "luminance": 0.01537
}

Semantic roles & 50–950 ramp

primary

#03233B

secondary

#7E461C

accent

#8529FF

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020407

muted

#78797A

Preview Lab

Preview with #03233B

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

Preview Lab → · Contrast checker → · Palette generator →