#256783#256783

#256783 is a mid, moderate cyan. Relative luminance 0.117; OKLCH L 48.5% C 0.079 H 229.8°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#256783
RGB	rgb(37, 103, 131)
HSL	hsl(198, 56%, 33%)
HSV	hsv(198, 72%, 51%)
CMYK	cmyk(71.8%, 21.4%, 0%, 48.6%)
CIE-LAB	lab(40.79, -11.04, -21.58)
CIE-LCH	lch(40.79, 24.25, 242.91°)
OKLab	oklab(48.48% -0.0511 -0.0605)
OKLCH	oklch(48.48% 0.079 229.8)
XYZ	xyz(9.7083, 11.7314, 23.2211)
Luminance	0.1173 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256783 #834125

analogous

#258370 #256783 #253883

triadic

#256783 #832567 #678325

tetradic

#256783 #702583 #834125 #388325

square

#256783 #702583 #834125 #388325

split-complementary

#256783 #832538 #837025

monochromatic

#0A1C24 #184153 #256783 #328DB3 #54AACF

Accessibility & contrast

On white

6.28

#256783 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#256783 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256783

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256783	#FFFFFF	#000000	##FFFFFF
##256783	1.00	6.28	3.35	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#596584

Deuteranopia (green-blind)

#4C5C83

Tritanopia (blue-blind)

#006F70

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #256783;
/* rgb */ color: rgb(37, 103, 131);
/* oklch */ color: oklch(48.5% 0.079 229.8);

Tailwind

colors: {
  custom: {
    50: '#6c92a7',
    500: '#256783',
    950: '#000000',
  },
}

SCSS

$custom: #256783;
$custom-light: #6c92a7;
$custom-dark: #000000;

JSON

{
  "hex": "#256783",
  "rgb": {
    "r": 37,
    "g": 103,
    "b": 131
  },
  "hsl": {
    "h": 197.872,
    "s": 55.952,
    "l": 32.941
  },
  "oklch": {
    "l": 0.48483,
    "c": 0.07922,
    "h": 229.8
  },
  "luminance": 0.11733
}

Semantic roles & 50–950 ramp

primary

#256783

secondary

#B36E51

accent

#7549DF

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080D0F

muted

#7B7D7F

Preview Lab

Preview with #256783

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

Preview Lab → · Contrast checker → · Palette generator →