#256CAD#256CAD

#256CAD is a mid, vivid cyan. Relative luminance 0.141; OKLCH L 52.0% C 0.124 H 250.0°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#256CAD
RGB	rgb(37, 108, 173)
HSL	hsl(209, 65%, 41%)
HSV	hsv(209, 79%, 68%)
CMYK	cmyk(78.6%, 37.6%, 0%, 32.2%)
CIE-LAB	lab(44.42, 1.49, -40.87)
CIE-LCH	lch(44.42, 40.90, 272.09°)
OKLab	oklab(52.04% -0.0424 -0.1165)
OKLCH	oklch(52.04% 0.124 250)
XYZ	xyz(13.6655, 14.1339, 41.5350)
Luminance	0.1414 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256CAD #AD6625

analogous

#25ADAA #256CAD #2528AD

triadic

#256CAD #AD256C #6CAD25

tetradic

#256CAD #AA25AD #AD6625 #28AD25

square

#256CAD #AA25AD #AD6625 #28AD25

split-complementary

#256CAD #AD2528 #ADAA25

monochromatic

#0F2D48 #1A4D7B #256CAD #3A8BD5 #6DA9E0

Accessibility & contrast

On white

5.49

#256CAD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.83

#256CAD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256CAD

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256CAD	#FFFFFF	#000000	##FFFFFF
##256CAD	1.00	5.49	3.83	5.49
#FFFFFF	5.49	1.00	21.00	1.00
#000000	3.83	21.00	1.00	21.00
##FFFFFF	5.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D70B0

Deuteranopia (green-blind)

#3963AC

Tritanopia (blue-blind)

#007C84

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #256cad;
/* rgb */ color: rgb(37, 108, 173);
/* oklch */ color: oklch(52.0% 0.124 250.0);

Tailwind

colors: {
  custom: {
    50: '#7495c6',
    500: '#256cad',
    950: '#000000',
  },
}

SCSS

$custom: #256cad;
$custom-light: #7495c6;
$custom-dark: #000000;

JSON

{
  "hex": "#256cad",
  "rgb": {
    "r": 37,
    "g": 108,
    "b": 173
  },
  "hsl": {
    "h": 208.676,
    "s": 64.762,
    "l": 41.176
  },
  "oklch": {
    "l": 0.52045,
    "c": 0.12398,
    "h": 250
  },
  "luminance": 0.14136
}

Semantic roles & 50–950 ramp

primary

#256CAD

secondary

#C69568

accent

#9040E8

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #256CAD

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

Preview Lab → · Contrast checker → · Palette generator →