#256E7D#256E7D

#256E7D is a mid, moderate cyan. Relative luminance 0.130; OKLCH L 50.0% C 0.074 H 214.0°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#256E7D
RGB	rgb(37, 110, 125)
HSL	hsl(190, 54%, 32%)
HSV	hsv(190, 70%, 49%)
CMYK	cmyk(70.4%, 12%, 0%, 51%)
CIE-LAB	lab(42.80, -17.10, -14.87)
CIE-LCH	lch(42.80, 22.66, 221.01°)
OKLab	oklab(50.02% -0.0613 -0.0414)
OKLCH	oklch(50.02% 0.074 214)
XYZ	xyz(10.0390, 13.0247, 21.3830)
Luminance	0.1303 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256E7D #7D3425

analogous

#257D60 #256E7D #25427D

triadic

#256E7D #7D256E #6E7D25

tetradic

#256E7D #60257D #7D3425 #427D25

square

#256E7D #60257D #7D3425 #427D25

split-complementary

#256E7D #7D2542 #7D6025

monochromatic

#091B1F #17444E #256E7D #3398AC #51B7CB

Accessibility & contrast

On white

5.82

#256E7D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#256E7D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256E7D

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256E7D	#FFFFFF	#000000	##FFFFFF
##256E7D	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#636A7E

Deuteranopia (green-blind)

#57617D

Tritanopia (blue-blind)

#007473

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #256e7d;
/* rgb */ color: rgb(37, 110, 125);
/* oklch */ color: oklch(50.0% 0.074 214.0);

Tailwind

colors: {
  custom: {
    50: '#6c97a2',
    500: '#256e7d',
    950: '#000000',
  },
}

SCSS

$custom: #256e7d;
$custom-light: #6c97a2;
$custom-dark: #000000;

JSON

{
  "hex": "#256e7d",
  "rgb": {
    "r": 37,
    "g": 110,
    "b": 125
  },
  "hsl": {
    "h": 190.227,
    "s": 54.321,
    "l": 31.765
  },
  "oklch": {
    "l": 0.50016,
    "c": 0.07396,
    "h": 214
  },
  "luminance": 0.13026
}

Semantic roles & 50–950 ramp

primary

#256E7D

secondary

#AF5F4F

accent

#634ADE

background

#F6F9FA

surface

#ECF2F3

border

#C7CCCD

text

#080D0F

muted

#7B7E7F

Preview Lab

Preview with #256E7D

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

Preview Lab → · Contrast checker → · Palette generator →