#256DA8#256DA8

#256DA8 is a mid, moderate cyan. Relative luminance 0.142; OKLCH L 52.0% C 0.117 H 247.5°. Best body text is #FFFFFF at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#256DA8
RGB	rgb(37, 109, 168)
HSL	hsl(207, 64%, 40%)
HSV	hsv(207, 78%, 66%)
CMYK	cmyk(78%, 35.1%, 0%, 34.1%)
CIE-LAB	lab(44.46, -1.03, -37.89)
CIE-LCH	lch(44.46, 37.90, 268.45°)
OKLab	oklab(51.98% -0.0447 -0.1077)
OKLCH	oklch(51.98% 0.117 247.5)
XYZ	xyz(13.2968, 14.1562, 39.0698)
Luminance	0.1416 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256DA8 #A86025

analogous

#25A8A1 #256DA8 #252CA8

triadic

#256DA8 #A8256D #6DA825

tetradic

#256DA8 #A125A8 #A86025 #2CA825

square

#256DA8 #A125A8 #A86025 #2CA825

split-complementary

#256DA8 #A8252C #A8A125

monochromatic

#0F2C44 #1A4C76 #256DA8 #378DD3 #69A9DE

Accessibility & contrast

On white

5.48

#256DA8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.83

#256DA8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256DA8

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256DA8	#FFFFFF	#000000	##FFFFFF
##256DA8	1.00	5.48	3.83	5.48
#FFFFFF	5.48	1.00	21.00	1.00
#000000	3.83	21.00	1.00	21.00
##FFFFFF	5.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5270AA

Deuteranopia (green-blind)

#3F64A7

Tritanopia (blue-blind)

#007B82

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #256da8;
/* rgb */ color: rgb(37, 109, 168);
/* oklch */ color: oklch(52.0% 0.117 247.5);

Tailwind

colors: {
  custom: {
    50: '#7396c2',
    500: '#256da8',
    950: '#000000',
  },
}

SCSS

$custom: #256da8;
$custom-light: #7396c2;
$custom-dark: #000000;

JSON

{
  "hex": "#256da8",
  "rgb": {
    "r": 37,
    "g": 109,
    "b": 168
  },
  "hsl": {
    "h": 207.023,
    "s": 63.902,
    "l": 40.196
  },
  "oklch": {
    "l": 0.51981,
    "c": 0.11666,
    "h": 247.5
  },
  "luminance": 0.14158
}

Semantic roles & 50–950 ramp

primary

#256DA8

secondary

#C49065

accent

#8C41E7

background

#F7F9FB

surface

#EEF1F7

border

#C9CBD0

text

#090D12

muted

#7B7E81

Preview Lab

Preview with #256DA8

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

Preview Lab → · Contrast checker → · Palette generator →