#123144#123144

#123144 is a dark, muted cyan. Relative luminance 0.027; OKLCH L 30.0% C 0.050 H 238.5°. Best body text is #FFFFFF at 13.56:1 contrast (WCAG AA passes).

Color values

HEX	#123144
RGB	rgb(18, 49, 68)
HSL	hsl(203, 58%, 17%)
HSV	hsv(203, 74%, 27%)
CMYK	cmyk(73.5%, 27.9%, 0%, 73.3%)
CIE-LAB	lab(18.98, -4.28, -15.25)
CIE-LCH	lch(18.98, 15.84, 254.32°)
OKLab	oklab(29.96% -0.0262 -0.0428)
OKLCH	oklch(29.96% 0.05 238.5)
XYZ	xyz(2.3908, 2.7423, 5.8710)
Luminance	0.0274 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123144 #442512

analogous

#12443E #123144 #121844

triadic

#123144 #441231 #314412

tetradic

#123144 #3E1244 #442512 #184412

square

#123144 #3E1244 #442512 #184412

split-complementary

#123144 #441218 #443E12

monochromatic

#061118 #061118 #123144 #1F5474 #2C77A5

Accessibility & contrast

On white

13.56

#123144 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#123144 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123144

13.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123144	#FFFFFF	#000000	##FFFFFF
##123144	1.00	13.56	1.55	13.56
#FFFFFF	13.56	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#283145

Deuteranopia (green-blind)

#212C44

Tritanopia (blue-blind)

#003637

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #123144;
/* rgb */ color: rgb(18, 49, 68);
/* oklch */ color: oklch(30.0% 0.050 238.5);

Tailwind

colors: {
  custom: {
    50: '#566978',
    500: '#123144',
    950: '#000000',
  },
}

SCSS

$custom: #123144;
$custom-light: #566978;
$custom-dark: #000000;

JSON

{
  "hex": "#123144",
  "rgb": {
    "r": 18,
    "g": 49,
    "b": 68
  },
  "hsl": {
    "h": 202.8,
    "s": 58.14,
    "l": 16.863
  },
  "oklch": {
    "l": 0.29958,
    "c": 0.05023,
    "h": 238.5
  },
  "luminance": 0.02743
}

Semantic roles & 50–950 ramp

primary

#123144

secondary

#7D5035

accent

#8146E1

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030608

muted

#787A7B

Preview Lab

Preview with #123144

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

Preview Lab → · Contrast checker → · Palette generator →