#256F7E#256F7E

#256F7E is a mid, moderate cyan. Relative luminance 0.133; OKLCH L 50.3% C 0.075 H 213.8°. Best body text is #FFFFFF at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#256F7E
RGB	rgb(37, 111, 126)
HSL	hsl(190, 55%, 32%)
HSV	hsv(190, 71%, 49%)
CMYK	cmyk(70.6%, 11.9%, 0%, 50.6%)
CIE-LAB	lab(43.16, -17.32, -14.92)
CIE-LCH	lch(43.16, 22.86, 220.75°)
OKLab	oklab(50.32% -0.062 -0.0415)
OKLCH	oklch(50.32% 0.075 213.8)
XYZ	xyz(10.2117, 13.2674, 21.7573)
Luminance	0.1327 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256F7E #7E3425

analogous

#257E61 #256F7E #25437E

triadic

#256F7E #7E256F #6F7E25

tetradic

#256F7E #61257E #7E3425 #437E25

square

#256F7E #61257E #7E3425 #437E25

split-complementary

#256F7E #7E2543 #7E6125

monochromatic

#091C1F #17454F #256F7E #3399AD #51B7CC

Accessibility & contrast

On white

5.75

#256F7E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#256F7E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256F7E

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256F7E	#FFFFFF	#000000	##FFFFFF
##256F7E	1.00	5.75	3.65	5.75
#FFFFFF	5.75	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#646B7F

Deuteranopia (green-blind)

#57627E

Tritanopia (blue-blind)

#007574

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #256f7e;
/* rgb */ color: rgb(37, 111, 126);
/* oklch */ color: oklch(50.3% 0.075 213.8);

Tailwind

colors: {
  custom: {
    50: '#6c98a3',
    500: '#256f7e',
    950: '#000000',
  },
}

SCSS

$custom: #256f7e;
$custom-light: #6c98a3;
$custom-dark: #000000;

JSON

{
  "hex": "#256f7e",
  "rgb": {
    "r": 37,
    "g": 111,
    "b": 126
  },
  "hsl": {
    "h": 190.112,
    "s": 54.601,
    "l": 31.961
  },
  "oklch": {
    "l": 0.50321,
    "c": 0.07459,
    "h": 213.8
  },
  "luminance": 0.13269
}

Semantic roles & 50–950 ramp

primary

#256F7E

secondary

#B05F4F

accent

#634ADE

background

#F6F9FA

surface

#ECF2F3

border

#C7CCCD

text

#080D0F

muted

#7B7E7F

Preview Lab

Preview with #256F7E

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

Preview Lab → · Contrast checker → · Palette generator →