#123B67#123B67

#123B67 is a dark, moderate cyan. Relative luminance 0.042; OKLCH L 34.9% C 0.089 H 253.1°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#123B67
RGB	rgb(18, 59, 103)
HSL	hsl(211, 70%, 24%)
HSV	hsv(211, 83%, 40%)
CMYK	cmyk(82.5%, 42.7%, 0%, 59.6%)
CIE-LAB	lab(24.43, 3.33, -29.82)
CIE-LCH	lch(24.43, 30.01, 276.37°)
OKLab	oklab(34.91% -0.0258 -0.0852)
OKLCH	oklch(34.91% 0.089 253.1)
XYZ	xyz(4.2607, 4.2353, 13.4223)
Luminance	0.0424 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123B67 #673E12

analogous

#126567 #123B67 #131267

triadic

#123B67 #67123B #3B6712

tetradic

#123B67 #671265 #673E12 #126713

square

#123B67 #671265 #673E12 #126713

split-complementary

#123B67 #671312 #656712

monochromatic

#050F1A #091D33 #123B67 #1B599B #2477CF

Accessibility & contrast

On white

11.37

#123B67 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#123B67 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123B67

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123B67	#FFFFFF	#000000	##FFFFFF
##123B67	1.00	11.37	1.85	11.37
#FFFFFF	11.37	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#263E69

Deuteranopia (green-blind)

#183666

Tritanopia (blue-blind)

#00454C

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #123b67;
/* rgb */ color: rgb(18, 59, 103);
/* oklch */ color: oklch(34.9% 0.089 253.1);

Tailwind

colors: {
  custom: {
    50: '#5f7093',
    500: '#123b67',
    950: '#000000',
  },
}

SCSS

$custom: #123b67;
$custom-light: #5f7093;
$custom-dark: #000000;

JSON

{
  "hex": "#123b67",
  "rgb": {
    "r": 18,
    "g": 59,
    "b": 103
  },
  "hsl": {
    "h": 211.059,
    "s": 70.248,
    "l": 23.725
  },
  "oklch": {
    "l": 0.34914,
    "c": 0.08905,
    "h": 253.1
  },
  "luminance": 0.04236
}

Semantic roles & 50–950 ramp

primary

#123B67

secondary

#9F6C36

accent

#973BED

background

#F5F6F9

surface

#EAECF1

border

#C6C7CB

text

#05070D

muted

#797A7E

Preview Lab

Preview with #123B67

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

Preview Lab → · Contrast checker → · Palette generator →