#256DA9#256DA9

#256DA9 is a mid, moderate cyan. Relative luminance 0.142; OKLCH L 52.0% C 0.118 H 247.9°. Best body text is #FFFFFF at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#256DA9
RGB	rgb(37, 109, 169)
HSL	hsl(207, 64%, 40%)
HSV	hsv(207, 78%, 66%)
CMYK	cmyk(78.1%, 35.5%, 0%, 33.7%)
CIE-LAB	lab(44.51, -0.65, -38.39)
CIE-LCH	lch(44.51, 38.39, 269.03°)
OKLab	oklab(52.04% -0.0444 -0.1092)
OKLCH	oklch(52.04% 0.118 247.9)
XYZ	xyz(13.3903, 14.1936, 39.5623)
Luminance	0.1419 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256DA9 #A96125

analogous

#25A9A3 #256DA9 #252BA9

triadic

#256DA9 #A9256D #6DA925

tetradic

#256DA9 #A325A9 #A96125 #2BA925

square

#256DA9 #A325A9 #A96125 #2BA925

split-complementary

#256DA9 #A9252B #A9A325

monochromatic

#0F2C45 #1A4D77 #256DA9 #388DD3 #6AA9DE

Accessibility & contrast

On white

5.47

#256DA9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#256DA9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256DA9

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256DA9	#FFFFFF	#000000	##FFFFFF
##256DA9	1.00	5.47	3.84	5.47
#FFFFFF	5.47	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5170AC

Deuteranopia (green-blind)

#3E64A8

Tritanopia (blue-blind)

#007B83

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #256da9;
/* rgb */ color: rgb(37, 109, 169);
/* oklch */ color: oklch(52.0% 0.118 247.9);

Tailwind

colors: {
  custom: {
    50: '#7396c3',
    500: '#256da9',
    950: '#000000',
  },
}

SCSS

$custom: #256da9;
$custom-light: #7396c3;
$custom-dark: #000000;

JSON

{
  "hex": "#256da9",
  "rgb": {
    "r": 37,
    "g": 109,
    "b": 169
  },
  "hsl": {
    "h": 207.273,
    "s": 64.078,
    "l": 40.392
  },
  "oklch": {
    "l": 0.5204,
    "c": 0.11791,
    "h": 247.9
  },
  "luminance": 0.14195
}

Semantic roles & 50–950 ramp

primary

#256DA9

secondary

#C49165

accent

#8C41E7

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#090D12

muted

#7B7E81

Preview Lab

Preview with #256DA9

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

Preview Lab → · Contrast checker → · Palette generator →