#124257#124257

#124257 is a dark, moderate cyan. Relative luminance 0.047; OKLCH L 35.8% C 0.062 H 231.2°. Best body text is #FFFFFF at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#124257
RGB	rgb(18, 66, 87)
HSL	hsl(198, 66%, 21%)
HSV	hsv(198, 79%, 34%)
CMYK	cmyk(79.3%, 24.1%, 0%, 65.9%)
CIE-LAB	lab(25.90, -7.89, -17.14)
CIE-LCH	lch(25.90, 18.87, 245.27°)
OKLab	oklab(35.78% -0.0387 -0.0482)
OKLCH	oklch(35.78% 0.062 231.2)
XYZ	xyz(3.9173, 4.7127, 9.7182)
Luminance	0.0471 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#124257 #572712

analogous

#125749 #124257 #121F57

triadic

#124257 #571242 #425712

tetradic

#124257 #491257 #572712 #1F5712

square

#124257 #491257 #572712 #1F5712

split-complementary

#124257 #57121F #574912

monochromatic

#051319 #081C24 #124257 #1C688A #278FBC

Accessibility & contrast

On white

10.81

#124257 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#124257 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #124257

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##124257	#FFFFFF	#000000	##FFFFFF
##124257	1.00	10.81	1.94	10.81
#FFFFFF	10.81	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#374158

Deuteranopia (green-blind)

#2E3A57

Tritanopia (blue-blind)

#004849

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #124257;
/* rgb */ color: rgb(18, 66, 87);
/* oklch */ color: oklch(35.8% 0.062 231.2);

Tailwind

colors: {
  custom: {
    50: '#5b7686',
    500: '#124257',
    950: '#000000',
  },
}

SCSS

$custom: #124257;
$custom-light: #5b7686;
$custom-dark: #000000;

JSON

{
  "hex": "#124257",
  "rgb": {
    "r": 18,
    "g": 66,
    "b": 87
  },
  "hsl": {
    "h": 198.261,
    "s": 65.714,
    "l": 20.588
  },
  "oklch": {
    "l": 0.35778,
    "c": 0.06176,
    "h": 231.2
  },
  "luminance": 0.04713
}

Semantic roles & 50–950 ramp

primary

#124257

secondary

#905135

accent

#733FE9

background

#F5F7F8

surface

#E9EDEF

border

#C5C8CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #124257

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

Preview Lab → · Contrast checker → · Palette generator →