#256F9F#256F9F

#256F9F is a mid, moderate cyan. Relative luminance 0.143; OKLCH L 52.0% C 0.104 H 241.7°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#256F9F
RGB	rgb(37, 111, 159)
HSL	hsl(204, 62%, 38%)
HSV	hsv(204, 77%, 62%)
CMYK	cmyk(76.7%, 30.2%, 0%, 37.6%)
CIE-LAB	lab(44.61, -5.61, -32.35)
CIE-LCH	lch(44.61, 32.83, 260.17°)
OKLab	oklab(51.95% -0.0494 -0.0916)
OKLCH	oklch(51.95% 0.104 241.7)
XYZ	xyz(12.7030, 14.2639, 34.8779)
Luminance	0.1426 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256F9F #9F5525

analogous

#259F92 #256F9F #25329F

triadic

#256F9F #9F256F #6F9F25

tetradic

#256F9F #92259F #9F5525 #329F25

square

#256F9F #92259F #9F5525 #329F25

split-complementary

#256F9F #9F2532 #9F9225

monochromatic

#0E2A3C #194C6D #256F9F #3291CF #64ACDB

Accessibility & contrast

On white

5.45

#256F9F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#256F9F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256F9F

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256F9F	#FFFFFF	#000000	##FFFFFF
##256F9F	1.00	5.45	3.85	5.45
#FFFFFF	5.45	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5970A1

Deuteranopia (green-blind)

#48649E

Tritanopia (blue-blind)

#007B80

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #256f9f;
/* rgb */ color: rgb(37, 111, 159);
/* oklch */ color: oklch(52.0% 0.104 241.7);

Tailwind

colors: {
  custom: {
    50: '#7298bb',
    500: '#256f9f',
    950: '#000000',
  },
}

SCSS

$custom: #256f9f;
$custom-light: #7298bb;
$custom-dark: #000000;

JSON

{
  "hex": "#256f9f",
  "rgb": {
    "r": 37,
    "g": 111,
    "b": 159
  },
  "hsl": {
    "h": 203.607,
    "s": 62.245,
    "l": 38.431
  },
  "oklch": {
    "l": 0.51951,
    "c": 0.10403,
    "h": 241.7
  },
  "luminance": 0.14265
}

Semantic roles & 50–950 ramp

primary

#256F9F

secondary

#C0865F

accent

#8342E5

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090D12

muted

#7B7E81

Preview Lab

Preview with #256F9F

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

Preview Lab → · Contrast checker → · Palette generator →