#12758E#12758E

#12758E is a mid, moderate cyan. Relative luminance 0.148; OKLCH L 52.2% C 0.091 H 220.6°. Best body text is #FFFFFF at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#12758E
RGB	rgb(18, 117, 142)
HSL	hsl(192, 78%, 31%)
HSV	hsv(192, 87%, 56%)
CMYK	cmyk(87.3%, 17.6%, 0%, 44.3%)
CIE-LAB	lab(45.36, -17.26, -21.14)
CIE-LCH	lch(45.36, 27.29, 230.77°)
OKLab	oklab(52.19% -0.0691 -0.0593)
OKLCH	oklch(52.19% 0.091 220.6)
XYZ	xyz(11.4911, 14.8027, 27.8375)
Luminance	0.1480 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12758E #8E2B12

analogous

#128E69 #12758E #12378E

triadic

#12758E #8E1275 #758E12

tetradic

#12758E #69128E #8E2B12 #378E12

square

#12758E #69128E #8E2B12 #378E12

split-complementary

#12758E #8E1237 #8E6912

monochromatic

#041B21 #0B4858 #12758E #19A2C4 #35C2E5

Accessibility & contrast

On white

5.30

#12758E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#12758E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #12758E

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12758E	#FFFFFF	#000000	##FFFFFF
##12758E	1.00	5.30	3.96	5.30
#FFFFFF	5.30	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#66728F

Deuteranopia (green-blind)

#56668E

Tritanopia (blue-blind)

#007D7D

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #12758e;
/* rgb */ color: rgb(18, 117, 142);
/* oklch */ color: oklch(52.2% 0.091 220.6);

Tailwind

colors: {
  custom: {
    50: '#6a9daf',
    500: '#12758e',
    950: '#000000',
  },
}

SCSS

$custom: #12758e;
$custom-light: #6a9daf;
$custom-dark: #000000;

JSON

{
  "hex": "#12758e",
  "rgb": {
    "r": 18,
    "g": 117,
    "b": 142
  },
  "hsl": {
    "h": 192.097,
    "s": 77.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.52193,
    "c": 0.091,
    "h": 220.6
  },
  "luminance": 0.14804
}

Semantic roles & 50–950 ramp

primary

#12758E

secondary

#C2553A

accent

#5B34F4

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080E10

muted

#7A7E7F

Preview Lab

Preview with #12758E

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

Preview Lab → · Contrast checker → · Palette generator →