#12758F#12758F

#12758F is a mid, moderate cyan. Relative luminance 0.148; OKLCH L 52.2% C 0.092 H 221.5°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#12758F
RGB	rgb(18, 117, 143)
HSL	hsl(192, 78%, 32%)
HSV	hsv(192, 87%, 56%)
CMYK	cmyk(87.4%, 18.2%, 0%, 43.9%)
CIE-LAB	lab(45.40, -16.90, -21.67)
CIE-LCH	lch(45.40, 27.48, 232.05°)
OKLab	oklab(52.24% -0.0686 -0.0608)
OKLCH	oklch(52.24% 0.092 221.5)
XYZ	xyz(11.5666, 14.8329, 28.2347)
Luminance	0.1483 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12758F #8F2C12

analogous

#128F6B #12758F #12378F

triadic

#12758F #8F1275 #758F12

tetradic

#12758F #6B128F #8F2C12 #378F12

square

#12758F #6B128F #8F2C12 #378F12

split-complementary

#12758F #8F1237 #8F6B12

monochromatic

#041C22 #0B4959 #12758F #19A1C5 #36C1E6

Accessibility & contrast

On white

5.29

#12758F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#12758F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #12758F

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12758F	#FFFFFF	#000000	##FFFFFF
##12758F	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#667290

Deuteranopia (green-blind)

#56678F

Tritanopia (blue-blind)

#007D7D

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #12758f;
/* rgb */ color: rgb(18, 117, 143);
/* oklch */ color: oklch(52.2% 0.092 221.5);

Tailwind

colors: {
  custom: {
    50: '#6a9db0',
    500: '#12758f',
    950: '#000000',
  },
}

SCSS

$custom: #12758f;
$custom-light: #6a9db0;
$custom-dark: #000000;

JSON

{
  "hex": "#12758f",
  "rgb": {
    "r": 18,
    "g": 117,
    "b": 143
  },
  "hsl": {
    "h": 192.48,
    "s": 77.64,
    "l": 31.569
  },
  "oklch": {
    "l": 0.5224,
    "c": 0.09169,
    "h": 221.5
  },
  "luminance": 0.14834
}

Semantic roles & 50–950 ramp

primary

#12758F

secondary

#C3563A

accent

#5C34F4

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080E10

muted

#7A7E7F

Preview Lab

Preview with #12758F

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

Preview Lab → · Contrast checker → · Palette generator →