#256E8D#256E8D

#256E8D is a mid, moderate cyan. Relative luminance 0.135; OKLCH L 50.8% C 0.086 H 230.3°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#256E8D
RGB	rgb(37, 110, 141)
HSL	hsl(198, 58%, 35%)
HSV	hsv(198, 74%, 55%)
CMYK	cmyk(73.8%, 22%, 0%, 44.7%)
CIE-LAB	lab(43.46, -11.56, -23.45)
CIE-LCH	lch(43.46, 26.15, 243.76°)
OKLab	oklab(50.76% -0.0547 -0.0658)
OKLCH	oklch(50.76% 0.086 230.3)
XYZ	xyz(11.1447, 13.4670, 27.2062)
Luminance	0.1347 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256E8D #8D4425

analogous

#258D78 #256E8D #253A8D

triadic

#256E8D #8D256E #6E8D25

tetradic

#256E8D #78258D #8D4425 #3A8D25

square

#256E8D #78258D #8D4425 #3A8D25

split-complementary

#256E8D #8D253A #8D7825

monochromatic

#0C222C #18485D #256E8D #3294BD #59AFD3

Accessibility & contrast

On white

5.69

#256E8D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#256E8D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256E8D

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256E8D	#FFFFFF	#000000	##FFFFFF
##256E8D	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E6C8F

Deuteranopia (green-blind)

#50628D

Tritanopia (blue-blind)

#007778

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #256e8d;
/* rgb */ color: rgb(37, 110, 141);
/* oklch */ color: oklch(50.8% 0.086 230.3);

Tailwind

colors: {
  custom: {
    50: '#6e97ae',
    500: '#256e8d',
    950: '#000000',
  },
}

SCSS

$custom: #256e8d;
$custom-light: #6e97ae;
$custom-dark: #000000;

JSON

{
  "hex": "#256e8d",
  "rgb": {
    "r": 37,
    "g": 110,
    "b": 141
  },
  "hsl": {
    "h": 197.885,
    "s": 58.427,
    "l": 34.902
  },
  "oklch": {
    "l": 0.50761,
    "c": 0.08562,
    "h": 230.3
  },
  "luminance": 0.13468
}

Semantic roles & 50–950 ramp

primary

#256E8D

secondary

#B87356

accent

#7546E2

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080D10

muted

#7B7E7F

Preview Lab

Preview with #256E8D

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

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