#124258#124258

#124258 is a dark, moderate cyan. Relative luminance 0.047; OKLCH L 35.8% C 0.063 H 232.5°. Best body text is #FFFFFF at 10.79:1 contrast (WCAG AA passes).

Color values

HEX	#124258
RGB	rgb(18, 66, 88)
HSL	hsl(199, 66%, 21%)
HSV	hsv(199, 80%, 35%)
CMYK	cmyk(79.5%, 25%, 0%, 65.5%)
CIE-LAB	lab(25.95, -7.50, -17.71)
CIE-LCH	lch(25.95, 19.24, 247.05°)
OKLab	oklab(35.83% -0.0382 -0.0498)
OKLCH	oklch(35.83% 0.063 232.5)
XYZ	xyz(3.9584, 4.7291, 9.9348)
Luminance	0.0473 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#124258 #582812

analogous

#12584B #124258 #121F58

triadic

#124258 #581242 #425812

tetradic

#124258 #4B1258 #582812 #1F5812

square

#124258 #4B1258 #582812 #1F5812

split-complementary

#124258 #58121F #584B12

monochromatic

#051319 #081C25 #124258 #1C688B #278EBE

Accessibility & contrast

On white

10.79

#124258 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#124258 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #124258

10.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##124258	#FFFFFF	#000000	##FFFFFF
##124258	1.00	10.79	1.95	10.79
#FFFFFF	10.79	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#374159

Deuteranopia (green-blind)

#2E3A58

Tritanopia (blue-blind)

#004849

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #124258;
/* rgb */ color: rgb(18, 66, 88);
/* oklch */ color: oklch(35.8% 0.063 232.5);

Tailwind

colors: {
  custom: {
    50: '#5b7687',
    500: '#124258',
    950: '#000000',
  },
}

SCSS

$custom: #124258;
$custom-light: #5b7687;
$custom-dark: #000000;

JSON

{
  "hex": "#124258",
  "rgb": {
    "r": 18,
    "g": 66,
    "b": 88
  },
  "hsl": {
    "h": 198.857,
    "s": 66.038,
    "l": 20.784
  },
  "oklch": {
    "l": 0.35833,
    "c": 0.06281,
    "h": 232.5
  },
  "luminance": 0.0473
}

Semantic roles & 50–950 ramp

primary

#124258

secondary

#915235

accent

#743FE9

background

#F5F7F8

surface

#E9EDEF

border

#C5C8CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #124258

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

Preview Lab → · Contrast checker → · Palette generator →