#256B7A#256B7A

#256B7A is a mid, moderate cyan. Relative luminance 0.123; OKLCH L 49.1% C 0.072 H 214.7°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#256B7A
RGB	rgb(37, 107, 122)
HSL	hsl(191, 53%, 31%)
HSV	hsv(191, 70%, 48%)
CMYK	cmyk(69.7%, 12.3%, 0%, 52.2%)
CIE-LAB	lab(41.71, -16.44, -14.72)
CIE-LCH	lch(41.71, 22.07, 221.84°)
OKLab	oklab(49.1% -0.0593 -0.041)
OKLCH	oklch(49.1% 0.072 214.7)
XYZ	xyz(9.5320, 12.3128, 20.2828)
Luminance	0.1231 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256B7A #7A3425

analogous

#257A5E #256B7A #25407A

triadic

#256B7A #7A256B #6B7A25

tetradic

#256B7A #5E257A #7A3425 #407A25

square

#256B7A #5E257A #7A3425 #407A25

split-complementary

#256B7A #7A2540 #7A5E25

monochromatic

#09191C #17424B #256B7A #3394A9 #50B4CA

Accessibility & contrast

On white

6.06

#256B7A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#256B7A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256B7A

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256B7A	#FFFFFF	#000000	##FFFFFF
##256B7A	1.00	6.06	3.46	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#60687B

Deuteranopia (green-blind)

#545F7A

Tritanopia (blue-blind)

#007170

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #256b7a;
/* rgb */ color: rgb(37, 107, 122);
/* oklch */ color: oklch(49.1% 0.072 214.7);

Tailwind

colors: {
  custom: {
    50: '#6b95a0',
    500: '#256b7a',
    950: '#000000',
  },
}

SCSS

$custom: #256b7a;
$custom-light: #6b95a0;
$custom-dark: #000000;

JSON

{
  "hex": "#256b7a",
  "rgb": {
    "r": 37,
    "g": 107,
    "b": 122
  },
  "hsl": {
    "h": 190.588,
    "s": 53.459,
    "l": 31.176
  },
  "oklch": {
    "l": 0.491,
    "c": 0.07204,
    "h": 214.7
  },
  "luminance": 0.12314
}

Semantic roles & 50–950 ramp

primary

#256B7A

secondary

#AC5F4E

accent

#654BDD

background

#F6F9F9

surface

#ECF1F2

border

#C7CBCC

text

#070D0E

muted

#7A7E7E

Preview Lab

Preview with #256B7A

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

Preview Lab → · Contrast checker → · Palette generator →