#256391#256391

#256391 is a mid, moderate cyan. Relative luminance 0.114; OKLCH L 48.2% C 0.097 H 244.5°. Best body text is #FFFFFF at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#256391
RGB	rgb(37, 99, 145)
HSL	hsl(206, 59%, 36%)
HSV	hsv(206, 74%, 57%)
CMYK	cmyk(74.5%, 31.7%, 0%, 43.1%)
CIE-LAB	lab(40.18, -3.52, -30.97)
CIE-LCH	lch(40.18, 31.17, 263.52°)
OKLab	oklab(48.22% -0.0419 -0.0877)
OKLCH	oklch(48.22% 0.097 244.5)
XYZ	xyz(10.3337, 11.3602, 28.4307)
Luminance	0.1136 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256391 #915325

analogous

#259189 #256391 #252D91

triadic

#256391 #912563 #639125

tetradic

#256391 #892591 #915325 #2D9125

square

#256391 #892591 #915325 #2D9125

split-complementary

#256391 #91252D #918925

monochromatic

#0C202F #194260 #256391 #3184C2 #5BA1D5

Accessibility & contrast

On white

6.42

#256391 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#256391 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256391

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256391	#FFFFFF	#000000	##FFFFFF
##256391	1.00	6.42	3.27	6.42
#FFFFFF	6.42	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E6493

Deuteranopia (green-blind)

#3F5A90

Tritanopia (blue-blind)

#006E73

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #256391;
/* rgb */ color: rgb(37, 99, 145);
/* oklch */ color: oklch(48.2% 0.097 244.5);

Tailwind

colors: {
  custom: {
    50: '#6f8fb1',
    500: '#256391',
    950: '#000000',
  },
}

SCSS

$custom: #256391;
$custom-light: #6f8fb1;
$custom-dark: #000000;

JSON

{
  "hex": "#256391",
  "rgb": {
    "r": 37,
    "g": 99,
    "b": 145
  },
  "hsl": {
    "h": 205.556,
    "s": 59.341,
    "l": 35.686
  },
  "oklch": {
    "l": 0.4822,
    "c": 0.0972,
    "h": 244.5
  },
  "luminance": 0.11361
}

Semantic roles & 50–950 ramp

primary

#256391

secondary

#BA8258

accent

#8845E3

background

#F7F8FA

surface

#EDF0F5

border

#C8CBCF

text

#080C10

muted

#7B7D7F

Preview Lab

Preview with #256391

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

Preview Lab → · Contrast checker → · Palette generator →