#256F9E#256F9E

#256F9E is a mid, moderate cyan. Relative luminance 0.142; OKLCH L 51.9% C 0.103 H 241.1°. Best body text is #FFFFFF at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#256F9E
RGB	rgb(37, 111, 158)
HSL	hsl(203, 62%, 38%)
HSV	hsv(203, 77%, 62%)
CMYK	cmyk(76.6%, 29.7%, 0%, 38%)
CIE-LAB	lab(44.56, -5.98, -31.83)
CIE-LCH	lch(44.56, 32.39, 259.36°)
OKLab	oklab(51.9% -0.0497 -0.0901)
OKLCH	oklch(51.9% 0.103 241.1)
XYZ	xyz(12.6165, 14.2293, 34.4227)
Luminance	0.1423 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256F9E #9E5425

analogous

#259E90 #256F9E #25329E

triadic

#256F9E #9E256F #6F9E25

tetradic

#256F9E #90259E #9E5425 #329E25

square

#256F9E #90259E #9E5425 #329E25

split-complementary

#256F9E #9E2532 #9E9025

monochromatic

#0E293B #194C6C #256F9E #3192CF #63ACDA

Accessibility & contrast

On white

5.46

#256F9E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#256F9E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256F9E

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256F9E	#FFFFFF	#000000	##FFFFFF
##256F9E	1.00	5.46	3.85	5.46
#FFFFFF	5.46	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5970A0

Deuteranopia (green-blind)

#48649D

Tritanopia (blue-blind)

#007B7F

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #256f9e;
/* rgb */ color: rgb(37, 111, 158);
/* oklch */ color: oklch(51.9% 0.103 241.1);

Tailwind

colors: {
  custom: {
    50: '#7198bb',
    500: '#256f9e',
    950: '#000000',
  },
}

SCSS

$custom: #256f9e;
$custom-light: #7198bb;
$custom-dark: #000000;

JSON

{
  "hex": "#256f9e",
  "rgb": {
    "r": 37,
    "g": 111,
    "b": 158
  },
  "hsl": {
    "h": 203.306,
    "s": 62.051,
    "l": 38.235
  },
  "oklch": {
    "l": 0.51896,
    "c": 0.10288,
    "h": 241.1
  },
  "luminance": 0.14231
}

Semantic roles & 50–950 ramp

primary

#256F9E

secondary

#C0855F

accent

#8243E5

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090D11

muted

#7B7E80

Preview Lab

Preview with #256F9E

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

Preview Lab → · Contrast checker → · Palette generator →