#256C87#256C87

#256C87 is a mid, moderate cyan. Relative luminance 0.129; OKLCH L 50.0% C 0.081 H 227.3°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#256C87
RGB	rgb(37, 108, 135)
HSL	hsl(197, 57%, 34%)
HSV	hsv(197, 73%, 53%)
CMYK	cmyk(72.6%, 20%, 0%, 47.1%)
CIE-LAB	lab(42.56, -12.53, -21.25)
CIE-LCH	lch(42.56, 24.67, 239.47°)
OKLab	oklab(49.96% -0.0549 -0.0595)
OKLCH	oklch(49.96% 0.081 227.3)
XYZ	xyz(10.4969, 12.8665, 24.8472)
Luminance	0.1287 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256C87 #874025

analogous

#258771 #256C87 #253B87

triadic

#256C87 #87256C #6C8725

tetradic

#256C87 #712587 #874025 #3B8725

square

#256C87 #712587 #874025 #3B8725

split-complementary

#256C87 #87253B #877125

monochromatic

#0B1F27 #184657 #256C87 #3292B7 #56AFD1

Accessibility & contrast

On white

5.88

#256C87 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#256C87 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256C87

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256C87	#FFFFFF	#000000	##FFFFFF
##256C87	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E6A88

Deuteranopia (green-blind)

#506087

Tritanopia (blue-blind)

#007475

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #256c87;
/* rgb */ color: rgb(37, 108, 135);
/* oklch */ color: oklch(50.0% 0.081 227.3);

Tailwind

colors: {
  custom: {
    50: '#6d96aa',
    500: '#256c87',
    950: '#000000',
  },
}

SCSS

$custom: #256c87;
$custom-light: #6d96aa;
$custom-dark: #000000;

JSON

{
  "hex": "#256c87",
  "rgb": {
    "r": 37,
    "g": 108,
    "b": 135
  },
  "hsl": {
    "h": 196.531,
    "s": 56.977,
    "l": 33.725
  },
  "oklch": {
    "l": 0.49959,
    "c": 0.08101,
    "h": 227.3
  },
  "luminance": 0.12868
}

Semantic roles & 50–950 ramp

primary

#256C87

secondary

#B56E53

accent

#7248E0

background

#F7F9FA

surface

#EDF1F4

border

#C8CBCE

text

#080D10

muted

#7B7E7F

Preview Lab

Preview with #256C87

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

Preview Lab → · Contrast checker → · Palette generator →