#256F91#256F91

#256F91 is a mid, moderate cyan. Relative luminance 0.138; OKLCH L 51.2% C 0.089 H 232.4°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#256F91
RGB	rgb(37, 111, 145)
HSL	hsl(199, 59%, 36%)
HSV	hsv(199, 74%, 57%)
CMYK	cmyk(74.5%, 23.4%, 0%, 43.1%)
CIE-LAB	lab(43.95, -10.71, -25.07)
CIE-LCH	lch(43.95, 27.27, 246.86°)
OKLab	oklab(51.21% -0.0543 -0.0705)
OKLCH	oklch(51.21% 0.089 232.4)
XYZ	xyz(11.5562, 13.8052, 28.8382)
Luminance	0.1381 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256F91 #914725

analogous

#25917D #256F91 #253991

triadic

#256F91 #91256F #6F9125

tetradic

#256F91 #7D2591 #914725 #399125

square

#256F91 #7D2591 #914725 #399125

split-complementary

#256F91 #912539 #917D25

monochromatic

#0C242F #194A60 #256F91 #3194C2 #5BAFD5

Accessibility & contrast

On white

5.58

#256F91 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#256F91 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256F91

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256F91	#FFFFFF	#000000	##FFFFFF
##256F91	1.00	5.58	3.76	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E6E93

Deuteranopia (green-blind)

#4F6390

Tritanopia (blue-blind)

#00787A

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #256f91;
/* rgb */ color: rgb(37, 111, 145);
/* oklch */ color: oklch(51.2% 0.089 232.4);

Tailwind

colors: {
  custom: {
    50: '#6f98b1',
    500: '#256f91',
    950: '#000000',
  },
}

SCSS

$custom: #256f91;
$custom-light: #6f98b1;
$custom-dark: #000000;

JSON

{
  "hex": "#256f91",
  "rgb": {
    "r": 37,
    "g": 111,
    "b": 145
  },
  "hsl": {
    "h": 198.889,
    "s": 59.341,
    "l": 35.686
  },
  "oklch": {
    "l": 0.51213,
    "c": 0.08897,
    "h": 232.4
  },
  "luminance": 0.13807
}

Semantic roles & 50–950 ramp

primary

#256F91

secondary

#BA7758

accent

#7745E3

background

#F7F9FA

surface

#EDF2F5

border

#C8CCCF

text

#080D10

muted

#7B7E7F

Preview Lab

Preview with #256F91

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

Preview Lab → · Contrast checker → · Palette generator →