#123A62#123A62

#123A62 is a dark, moderate cyan. Relative luminance 0.040; OKLCH L 34.3% C 0.083 H 251.6°. Best body text is #FFFFFF at 11.62:1 contrast (WCAG AA passes).

Color values

HEX	#123A62
RGB	rgb(18, 58, 98)
HSL	hsl(210, 69%, 23%)
HSV	hsv(210, 82%, 38%)
CMYK	cmyk(81.6%, 40.8%, 0%, 61.6%)
CIE-LAB	lab(23.79, 1.92, -27.61)
CIE-LCH	lch(23.79, 27.68, 273.97°)
OKLab	oklab(34.31% -0.0262 -0.0787)
OKLCH	oklch(34.31% 0.083 251.6)
XYZ	xyz(3.9663, 4.0361, 12.1229)
Luminance	0.0404 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123A62 #623A12

analogous

#126262 #123A62 #121262

triadic

#123A62 #62123A #3A6212

tetradic

#123A62 #621262 #623A12 #126212

square

#123A62 #621262 #623A12 #126212

split-complementary

#123A62 #621212 #626212

monochromatic

#050F1A #091B2E #123A62 #1B5996 #2577C9

Accessibility & contrast

On white

11.62

#123A62 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#123A62 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123A62

11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123A62	#FFFFFF	#000000	##FFFFFF
##123A62	1.00	11.62	1.81	11.62
#FFFFFF	11.62	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#273D64

Deuteranopia (green-blind)

#1B3561

Tritanopia (blue-blind)

#004349

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #123a62;
/* rgb */ color: rgb(18, 58, 98);
/* oklch */ color: oklch(34.3% 0.083 251.6);

Tailwind

colors: {
  custom: {
    50: '#5d6f8f',
    500: '#123a62',
    950: '#000000',
  },
}

SCSS

$custom: #123a62;
$custom-light: #5d6f8f;
$custom-dark: #000000;

JSON

{
  "hex": "#123a62",
  "rgb": {
    "r": 18,
    "g": 58,
    "b": 98
  },
  "hsl": {
    "h": 210,
    "s": 68.966,
    "l": 22.745
  },
  "oklch": {
    "l": 0.34309,
    "c": 0.08299,
    "h": 251.6
  },
  "luminance": 0.04037
}

Semantic roles & 50–950 ramp

primary

#123A62

secondary

#9A6836

accent

#943CEC

background

#F5F6F8

surface

#EAECF0

border

#C6C7CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #123A62

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

Preview Lab → · Contrast checker → · Palette generator →