#256AAC#256AAC

#256AAC is a mid, vivid cyan. Relative luminance 0.137; OKLCH L 51.5% C 0.125 H 250.9°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#256AAC
RGB	rgb(37, 106, 172)
HSL	hsl(209, 65%, 41%)
HSV	hsv(209, 78%, 67%)
CMYK	cmyk(78.5%, 38.4%, 0%, 32.5%)
CIE-LAB	lab(43.77, 2.35, -41.33)
CIE-LCH	lch(43.77, 41.39, 273.26°)
OKLab	oklab(51.51% -0.0409 -0.1179)
OKLCH	oklch(51.51% 0.125 250.9)
XYZ	xyz(13.3606, 13.6784, 40.9578)
Luminance	0.1368 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256AAC #AC6725

analogous

#25ACAA #256AAC #2527AC

triadic

#256AAC #AC256A #6AAC25

tetradic

#256AAC #AA25AC #AC6725 #27AC25

square

#256AAC #AA25AC #AC6725 #27AC25

split-complementary

#256AAC #AC2527 #ACAA25

monochromatic

#0F2C47 #1A4B7A #256AAC #3A89D5 #6CA7DF

Accessibility & contrast

On white

5.62

#256AAC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#256AAC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256AAC

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256AAC	#FFFFFF	#000000	##FFFFFF
##256AAC	1.00	5.62	3.74	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B6EAF

Deuteranopia (green-blind)

#3662AB

Tritanopia (blue-blind)

#007A83

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #256aac;
/* rgb */ color: rgb(37, 106, 172);
/* oklch */ color: oklch(51.5% 0.125 250.9);

Tailwind

colors: {
  custom: {
    50: '#7494c5',
    500: '#256aac',
    950: '#000000',
  },
}

SCSS

$custom: #256aac;
$custom-light: #7494c5;
$custom-dark: #000000;

JSON

{
  "hex": "#256aac",
  "rgb": {
    "r": 37,
    "g": 106,
    "b": 172
  },
  "hsl": {
    "h": 209.333,
    "s": 64.593,
    "l": 40.98
  },
  "oklch": {
    "l": 0.51512,
    "c": 0.12475,
    "h": 250.9
  },
  "luminance": 0.1368
}

Semantic roles & 50–950 ramp

primary

#256AAC

secondary

#C69567

accent

#9240E8

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#090D13

muted

#7B7E82

Preview Lab

Preview with #256AAC

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

Preview Lab → · Contrast checker → · Palette generator →