#256C7D#256C7D

#256C7D is a mid, moderate cyan. Relative luminance 0.126; OKLCH L 49.5% C 0.074 H 216.8°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#256C7D
RGB	rgb(37, 108, 125)
HSL	hsl(192, 54%, 32%)
HSV	hsv(192, 70%, 49%)
CMYK	cmyk(70.4%, 13.6%, 0%, 51%)
CIE-LAB	lab(42.15, -15.99, -15.86)
CIE-LCH	lch(42.15, 22.52, 224.77°)
OKLab	oklab(49.49% -0.0591 -0.0442)
OKLCH	oklch(49.49% 0.074 216.8)
XYZ	xyz(9.8256, 12.5980, 21.3119)
Luminance	0.1260 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256C7D #7D3625

analogous

#257D62 #256C7D #25407D

triadic

#256C7D #7D256C #6C7D25

tetradic

#256C7D #62257D #7D3625 #407D25

square

#256C7D #62257D #7D3625 #407D25

split-complementary

#256C7D #7D2540 #7D6225

monochromatic

#091A1F #17434E #256C7D #3395AC #51B4CB

Accessibility & contrast

On white

5.97

#256C7D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#256C7D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256C7D

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256C7D	#FFFFFF	#000000	##FFFFFF
##256C7D	1.00	5.97	3.52	5.97
#FFFFFF	5.97	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#61697E

Deuteranopia (green-blind)

#54607D

Tritanopia (blue-blind)

#007271

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #256c7d;
/* rgb */ color: rgb(37, 108, 125);
/* oklch */ color: oklch(49.5% 0.074 216.8);

Tailwind

colors: {
  custom: {
    50: '#6c96a2',
    500: '#256c7d',
    950: '#000000',
  },
}

SCSS

$custom: #256c7d;
$custom-light: #6c96a2;
$custom-dark: #000000;

JSON

{
  "hex": "#256c7d",
  "rgb": {
    "r": 37,
    "g": 108,
    "b": 125
  },
  "hsl": {
    "h": 191.591,
    "s": 54.321,
    "l": 31.765
  },
  "oklch": {
    "l": 0.49494,
    "c": 0.07377,
    "h": 216.8
  },
  "luminance": 0.12599
}

Semantic roles & 50–950 ramp

primary

#256C7D

secondary

#AF614F

accent

#674ADE

background

#F6F9FA

surface

#ECF2F3

border

#C7CCCD

text

#080D0F

muted

#7B7E7F

Preview Lab

Preview with #256C7D

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

Preview Lab → · Contrast checker → · Palette generator →