#12778E#12778E

#12778E is a mid, moderate cyan. Relative luminance 0.153; OKLCH L 52.7% C 0.091 H 218.5°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#12778E
RGB	rgb(18, 119, 142)
HSL	hsl(191, 78%, 31%)
HSV	hsv(191, 87%, 56%)
CMYK	cmyk(87.3%, 16.2%, 0%, 44.3%)
CIE-LAB	lab(46.01, -18.36, -20.15)
CIE-LCH	lch(46.01, 27.26, 227.66°)
OKLab	oklab(52.71% -0.071 -0.0564)
OKLCH	oklch(52.71% 0.091 218.5)
XYZ	xyz(11.7267, 15.2737, 27.9160)
Luminance	0.1527 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12778E #8E2912

analogous

#128E67 #12778E #12398E

triadic

#12778E #8E1277 #778E12

tetradic

#12778E #67128E #8E2912 #398E12

square

#12778E #67128E #8E2912 #398E12

split-complementary

#12778E #8E1239 #8E6712

monochromatic

#041C21 #0B4958 #12778E #19A5C4 #35C5E5

Accessibility & contrast

On white

5.18

#12778E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#12778E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #12778E

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12778E	#FFFFFF	#000000	##FFFFFF
##12778E	1.00	5.18	4.06	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#68738F

Deuteranopia (green-blind)

#59688E

Tritanopia (blue-blind)

#007F7E

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #12778e;
/* rgb */ color: rgb(18, 119, 142);
/* oklch */ color: oklch(52.7% 0.091 218.5);

Tailwind

colors: {
  custom: {
    50: '#6a9eaf',
    500: '#12778e',
    950: '#000000',
  },
}

SCSS

$custom: #12778e;
$custom-light: #6a9eaf;
$custom-dark: #000000;

JSON

{
  "hex": "#12778e",
  "rgb": {
    "r": 18,
    "g": 119,
    "b": 142
  },
  "hsl": {
    "h": 191.129,
    "s": 77.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.52711,
    "c": 0.0907,
    "h": 218.5
  },
  "luminance": 0.15275
}

Semantic roles & 50–950 ramp

primary

#12778E

secondary

#C2533A

accent

#5734F4

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080E10

muted

#7A7E7F

Preview Lab

Preview with #12778E

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

Preview Lab → · Contrast checker → · Palette generator →