#256378#256378

#256378 is a mid, moderate cyan. Relative luminance 0.107; OKLCH L 46.9% C 0.071 H 223.9°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#256378
RGB	rgb(37, 99, 120)
HSL	hsl(195, 53%, 31%)
HSV	hsv(195, 69%, 47%)
CMYK	cmyk(69.2%, 17.5%, 0%, 52.9%)
CIE-LAB	lab(39.02, -12.58, -17.62)
CIE-LCH	lch(39.02, 21.65, 234.48°)
OKLab	oklab(46.92% -0.0511 -0.0492)
OKLCH	oklch(46.92% 0.071 223.9)
XYZ	xyz(8.6136, 10.6721, 19.3716)
Luminance	0.1067 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256378 #783A25

analogous

#257863 #256378 #253978

triadic

#256378 #782563 #637825

tetradic

#256378 #632578 #783A25 #397825

square

#256378 #632578 #783A25 #397825

split-complementary

#256378 #782539 #786325

monochromatic

#08161A #173C49 #256378 #338AA7 #4FAAC9

Accessibility & contrast

On white

6.70

#256378 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#256378 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256378

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256378	#FFFFFF	#000000	##FFFFFF
##256378	1.00	6.70	3.13	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#576179

Deuteranopia (green-blind)

#4C5878

Tritanopia (blue-blind)

#00696A

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #256378;
/* rgb */ color: rgb(37, 99, 120);
/* oklch */ color: oklch(46.9% 0.071 223.9);

Tailwind

colors: {
  custom: {
    50: '#6a8f9f',
    500: '#256378',
    950: '#000000',
  },
}

SCSS

$custom: #256378;
$custom-light: #6a8f9f;
$custom-dark: #000000;

JSON

{
  "hex": "#256378",
  "rgb": {
    "r": 37,
    "g": 99,
    "b": 120
  },
  "hsl": {
    "h": 195.181,
    "s": 52.866,
    "l": 30.784
  },
  "oklch": {
    "l": 0.46918,
    "c": 0.07094,
    "h": 223.9
  },
  "luminance": 0.10673
}

Semantic roles & 50–950 ramp

primary

#256378

secondary

#AA664E

accent

#704CDC

background

#F6F8F9

surface

#ECF0F2

border

#C7CBCC

text

#070C0E

muted

#7A7D7E

Preview Lab

Preview with #256378

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

Preview Lab → · Contrast checker → · Palette generator →