#256397#256397

#256397 is a mid, moderate cyan. Relative luminance 0.116; OKLCH L 48.6% C 0.105 H 247.5°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#256397
RGB	rgb(37, 99, 151)
HSL	hsl(207, 61%, 37%)
HSV	hsv(207, 75%, 59%)
CMYK	cmyk(75.5%, 34.4%, 0%, 40.8%)
CIE-LAB	lab(40.49, -1.26, -34.08)
CIE-LCH	lch(40.49, 34.10, 267.88°)
OKLab	oklab(48.57% -0.0401 -0.0968)
OKLCH	oklch(48.57% 0.105 247.5)
XYZ	xyz(10.8086, 11.5501, 30.9319)
Luminance	0.1155 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256397 #975925

analogous

#259792 #256397 #252A97

triadic

#256397 #972563 #639725

tetradic

#256397 #922597 #975925 #2A9725

square

#256397 #922597 #975925 #2A9725

split-complementary

#256397 #97252A #979225

monochromatic

#0D2335 #194366 #256397 #3183C8 #5FA1D8

Accessibility & contrast

On white

6.34

#256397 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#256397 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256397

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256397	#FFFFFF	#000000	##FFFFFF
##256397	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B6599

Deuteranopia (green-blind)

#3B5B96

Tritanopia (blue-blind)

#006F76

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #256397;
/* rgb */ color: rgb(37, 99, 151);
/* oklch */ color: oklch(48.6% 0.105 247.5);

Tailwind

colors: {
  custom: {
    50: '#708fb6',
    500: '#256397',
    950: '#000000',
  },
}

SCSS

$custom: #256397;
$custom-light: #708fb6;
$custom-dark: #000000;

JSON

{
  "hex": "#256397",
  "rgb": {
    "r": 37,
    "g": 99,
    "b": 151
  },
  "hsl": {
    "h": 207.368,
    "s": 60.638,
    "l": 36.863
  },
  "oklch": {
    "l": 0.48568,
    "c": 0.10474,
    "h": 247.5
  },
  "luminance": 0.11551
}

Semantic roles & 50–950 ramp

primary

#256397

secondary

#BD885B

accent

#8D44E4

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#080C11

muted

#7B7D80

Preview Lab

Preview with #256397

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

Preview Lab → · Contrast checker → · Palette generator →