#12498E#12498E

#12498E is a dark, vivid cyan. Relative luminance 0.068; OKLCH L 41.2% C 0.127 H 256.6°. Best body text is #FFFFFF at 8.86:1 contrast (WCAG AA passes).

Color values

HEX	#12498E
RGB	rgb(18, 73, 142)
HSL	hsl(213, 78%, 31%)
HSV	hsv(213, 87%, 56%)
CMYK	cmyk(87.3%, 48.6%, 0%, 44.3%)
CIE-LAB	lab(31.45, 10.04, -43.07)
CIE-LCH	lch(31.45, 44.23, 283.12°)
OKLab	oklab(41.2% -0.0294 -0.1239)
OKLCH	oklch(41.2% 0.127 256.6)
XYZ	xyz(7.5127, 6.8457, 26.5113)
Luminance	0.0685 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12498E #8E5712

analogous

#12878E #12498E #19128E

triadic

#12498E #8E1249 #498E12

tetradic

#12498E #8E1287 #8E5712 #128E19

square

#12498E #8E1287 #8E5712 #128E19

split-complementary

#12498E #8E1912 #878E12

monochromatic

#041121 #0B2D58 #12498E #1965C4 #3583E5

Accessibility & contrast

On white

8.86

#12498E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#12498E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12498E

8.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12498E	#FFFFFF	#000000	##FFFFFF
##12498E	1.00	8.86	2.37	8.86
#FFFFFF	8.86	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#225091

Deuteranopia (green-blind)

#00458D

Tritanopia (blue-blind)

#005A64

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #12498e;
/* rgb */ color: rgb(18, 73, 142);
/* oklch */ color: oklch(41.2% 0.127 256.6);

Tailwind

colors: {
  custom: {
    50: '#687baf',
    500: '#12498e',
    950: '#000000',
  },
}

SCSS

$custom: #12498e;
$custom-light: #687baf;
$custom-dark: #000000;

JSON

{
  "hex": "#12498e",
  "rgb": {
    "r": 18,
    "g": 73,
    "b": 142
  },
  "hsl": {
    "h": 213.387,
    "s": 77.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.41198,
    "c": 0.12732,
    "h": 256.6
  },
  "luminance": 0.06847
}

Semantic roles & 50–950 ramp

primary

#12498E

secondary

#C2863A

accent

#9F34F4

background

#F6F7FA

surface

#ECEDF5

border

#C7C8CF

text

#070910

muted

#7A7B7F

Preview Lab

Preview with #12498E

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

Preview Lab → · Contrast checker → · Palette generator →