#256B9A#256B9A

#256B9A is a mid, moderate cyan. Relative luminance 0.132; OKLCH L 50.7% C 0.101 H 242.3°. Best body text is #FFFFFF at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#256B9A
RGB	rgb(37, 107, 154)
HSL	hsl(204, 61%, 37%)
HSV	hsv(204, 76%, 60%)
CMYK	cmyk(76%, 30.5%, 0%, 39.6%)
CIE-LAB	lab(43.12, -5.05, -31.72)
CIE-LCH	lch(43.12, 32.12, 260.95°)
OKLab	oklab(50.69% -0.0471 -0.0898)
OKLCH	oklch(50.69% 0.101 242.3)
XYZ	xyz(11.8511, 13.2404, 32.4966)
Luminance	0.1324 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256B9A #9A5425

analogous

#259A8F #256B9A #25309A

triadic

#256B9A #9A256B #6B9A25

tetradic

#256B9A #8F259A #9A5425 #309A25

square

#256B9A #8F259A #9A5425 #309A25

split-complementary

#256B9A #9A2530 #9A8F25

monochromatic

#0D2637 #194969 #256B9A #318DCB #60A9D9

Accessibility & contrast

On white

5.76

#256B9A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#256B9A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256B9A

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256B9A	#FFFFFF	#000000	##FFFFFF
##256B9A	1.00	5.76	3.65	5.76
#FFFFFF	5.76	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#556C9C

Deuteranopia (green-blind)

#456199

Tritanopia (blue-blind)

#00777C

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #256b9a;
/* rgb */ color: rgb(37, 107, 154);
/* oklch */ color: oklch(50.7% 0.101 242.3);

Tailwind

colors: {
  custom: {
    50: '#7095b8',
    500: '#256b9a',
    950: '#000000',
  },
}

SCSS

$custom: #256b9a;
$custom-light: #7095b8;
$custom-dark: #000000;

JSON

{
  "hex": "#256b9a",
  "rgb": {
    "r": 37,
    "g": 107,
    "b": 154
  },
  "hsl": {
    "h": 204.103,
    "s": 61.257,
    "l": 37.451
  },
  "oklch": {
    "l": 0.50694,
    "c": 0.10137,
    "h": 242.3
  },
  "luminance": 0.13242
}

Semantic roles & 50–950 ramp

primary

#256B9A

secondary

#BE845D

accent

#8443E4

background

#F7F9FB

surface

#EDF1F6

border

#C8CBD0

text

#090D11

muted

#7B7E80

Preview Lab

Preview with #256B9A

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

Preview Lab → · Contrast checker → · Palette generator →