#02123A#02123A

#02123A is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.0% C 0.081 H 262.2°. Best body text is #FFFFFF at 18.26:1 contrast (WCAG AA passes).

Color values

HEX	#02123A
RGB	rgb(2, 18, 58)
HSL	hsl(223, 93%, 12%)
HSV	hsv(223, 97%, 23%)
CMYK	cmyk(96.6%, 69%, 0%, 77.3%)
CIE-LAB	lab(6.78, 11.53, -27.72)
CIE-LCH	lch(6.78, 30.03, 292.59°)
OKLab	oklab(20.01% -0.011 -0.0806)
OKLCH	oklch(20.01% 0.081 262.2)
XYZ	xyz(1.0048, 0.7509, 4.0941)
Luminance	0.0075 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#02123A #3A2A02

analogous

#022E3A #02123A #0E023A

triadic

#02123A #3A0212 #123A02

tetradic

#02123A #3A022E #3A2A02 #023A0E

square

#02123A #3A022E #3A2A02 #023A0E

split-complementary

#02123A #3A0E02 #2E3A02

monochromatic

#01091E #01091E #02123A #042475 #0637B0

Accessibility & contrast

On white

18.26

#02123A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#02123A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #02123A

18.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##02123A	#FFFFFF	#000000	##FFFFFF
##02123A	1.00	18.26	1.15	18.26
#FFFFFF	18.26	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00183B

Deuteranopia (green-blind)

#001239

Tritanopia (blue-blind)

#001C23

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #02123a;
/* rgb */ color: rgb(2, 18, 58);
/* oklch */ color: oklch(20.0% 0.081 262.2);

Tailwind

colors: {
  custom: {
    50: '#4e4f71',
    500: '#02123a',
    950: '#000000',
  },
}

SCSS

$custom: #02123a;
$custom-light: #4e4f71;
$custom-dark: #000000;

JSON

{
  "hex": "#02123a",
  "rgb": {
    "r": 2,
    "g": 18,
    "b": 58
  },
  "hsl": {
    "h": 222.857,
    "s": 93.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.20007,
    "c": 0.08134,
    "h": 262.2
  },
  "luminance": 0.00751
}

Semantic roles & 50–950 ramp

primary

#02123A

secondary

#7D611A

accent

#C229FF

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020107

muted

#78777A

Preview Lab

Preview with #02123A

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

Preview Lab → · Contrast checker → · Palette generator →