#256AA6#256AA6

#256AA6 is a mid, moderate cyan. Relative luminance 0.135; OKLCH L 51.1% C 0.117 H 248.7°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#256AA6
RGB	rgb(37, 106, 166)
HSL	hsl(208, 64%, 40%)
HSV	hsv(208, 78%, 65%)
CMYK	cmyk(77.7%, 36.1%, 0%, 34.9%)
CIE-LAB	lab(43.44, 0.07, -38.32)
CIE-LCH	lch(43.44, 38.32, 270.11°)
OKLab	oklab(51.15% -0.0425 -0.1091)
OKLCH	oklch(51.15% 0.117 248.7)
XYZ	xyz(12.7973, 13.4530, 37.9912)
Luminance	0.1346 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256AA6 #A66125

analogous

#25A6A2 #256AA6 #2529A6

triadic

#256AA6 #A6256A #6AA625

tetradic

#256AA6 #A225A6 #A66125 #29A625

square

#256AA6 #A225A6 #A66125 #29A625

split-complementary

#256AA6 #A62529 #A6A225

monochromatic

#0F2A42 #1A4A74 #256AA6 #368AD2 #68A7DD

Accessibility & contrast

On white

5.69

#256AA6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#256AA6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256AA6

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256AA6	#FFFFFF	#000000	##FFFFFF
##256AA6	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)

#4E6DA8

Deuteranopia (green-blind)

#3B61A5

Tritanopia (blue-blind)

#007880

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #256aa6;
/* rgb */ color: rgb(37, 106, 166);
/* oklch */ color: oklch(51.1% 0.117 248.7);

Tailwind

colors: {
  custom: {
    50: '#7394c1',
    500: '#256aa6',
    950: '#000000',
  },
}

SCSS

$custom: #256aa6;
$custom-light: #7394c1;
$custom-dark: #000000;

JSON

{
  "hex": "#256aa6",
  "rgb": {
    "r": 37,
    "g": 106,
    "b": 166
  },
  "hsl": {
    "h": 207.907,
    "s": 63.547,
    "l": 39.804
  },
  "oklch": {
    "l": 0.51146,
    "c": 0.11705,
    "h": 248.7
  },
  "luminance": 0.13455
}

Semantic roles & 50–950 ramp

primary

#256AA6

secondary

#C39064

accent

#8E41E7

background

#F7F9FB

surface

#EDF1F7

border

#C8CBD0

text

#090D12

muted

#7B7E81

Preview Lab

Preview with #256AA6

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

Preview Lab → · Contrast checker → · Palette generator →