#256F8A#256F8A

#256F8A is a mid, moderate cyan. Relative luminance 0.136; OKLCH L 50.9% C 0.083 H 226.4°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#256F8A
RGB	rgb(37, 111, 138)
HSL	hsl(196, 58%, 34%)
HSV	hsv(196, 73%, 54%)
CMYK	cmyk(73.2%, 19.6%, 0%, 45.9%)
CIE-LAB	lab(43.65, -13.20, -21.37)
CIE-LCH	lch(43.65, 25.12, 238.30°)
OKLab	oklab(50.87% -0.057 -0.0599)
OKLCH	oklch(50.87% 0.083 226.4)
XYZ	xyz(11.0330, 13.5959, 26.0826)
Luminance	0.1360 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256F8A #8A4025

analogous

#258A73 #256F8A #253C8A

triadic

#256F8A #8A256F #6F8A25

tetradic

#256F8A #73258A #8A4025 #3C8A25

square

#256F8A #73258A #8A4025 #3C8A25

split-complementary

#256F8A #8A253C #8A7325

monochromatic

#0B2129 #18485A #256F8A #3296BA #57B1D2

Accessibility & contrast

On white

5.65

#256F8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#256F8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256F8A

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256F8A	#FFFFFF	#000000	##FFFFFF
##256F8A	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#606D8B

Deuteranopia (green-blind)

#53638A

Tritanopia (blue-blind)

#007778

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #256f8a;
/* rgb */ color: rgb(37, 111, 138);
/* oklch */ color: oklch(50.9% 0.083 226.4);

Tailwind

colors: {
  custom: {
    50: '#6e98ac',
    500: '#256f8a',
    950: '#000000',
  },
}

SCSS

$custom: #256f8a;
$custom-light: #6e98ac;
$custom-dark: #000000;

JSON

{
  "hex": "#256f8a",
  "rgb": {
    "r": 37,
    "g": 111,
    "b": 138
  },
  "hsl": {
    "h": 196.04,
    "s": 57.714,
    "l": 34.314
  },
  "oklch": {
    "l": 0.5087,
    "c": 0.08264,
    "h": 226.4
  },
  "luminance": 0.13597
}

Semantic roles & 50–950 ramp

primary

#256F8A

secondary

#B76F54

accent

#7047E1

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080D10

muted

#7B7E7F

Preview Lab

Preview with #256F8A

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

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