#155680#155680

#155680 is a dark, moderate cyan. Relative luminance 0.084; OKLCH L 43.5% C 0.093 H 242.6°. Best body text is #FFFFFF at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#155680
RGB	rgb(21, 86, 128)
HSL	hsl(204, 72%, 29%)
HSV	hsv(204, 84%, 50%)
CMYK	cmyk(83.6%, 32.8%, 0%, 49.8%)
CIE-LAB	lab(34.75, -3.98, -29.22)
CIE-LCH	lch(34.75, 29.48, 262.25°)
OKLab	oklab(43.52% -0.043 -0.0829)
OKLCH	oklch(43.52% 0.093 242.6)
XYZ	xyz(7.5318, 8.3726, 21.6370)
Luminance	0.0837 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155680 #803F15

analogous

#158075 #155680 #152180

triadic

#155680 #801556 #568015

tetradic

#155680 #751580 #803F15 #218015

square

#155680 #751580 #803F15 #218015

split-complementary

#155680 #801521 #807515

monochromatic

#04121A #0C334B #155680 #1E79B5 #329ADD

Accessibility & contrast

On white

7.85

#155680 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#155680 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155680

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155680	#FFFFFF	#000000	##FFFFFF
##155680	1.00	7.85	2.67	7.85
#FFFFFF	7.85	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#425782

Deuteranopia (green-blind)

#334D7F

Tritanopia (blue-blind)

#006065

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #155680;
/* rgb */ color: rgb(21, 86, 128);
/* oklch */ color: oklch(43.5% 0.093 242.6);

Tailwind

colors: {
  custom: {
    50: '#6685a5',
    500: '#155680',
    950: '#000000',
  },
}

SCSS

$custom: #155680;
$custom-light: #6685a5;
$custom-dark: #000000;

JSON

{
  "hex": "#155680",
  "rgb": {
    "r": 21,
    "g": 86,
    "b": 128
  },
  "hsl": {
    "h": 203.551,
    "s": 71.812,
    "l": 29.216
  },
  "oklch": {
    "l": 0.43516,
    "c": 0.09341,
    "h": 242.6
  },
  "luminance": 0.08374
}

Semantic roles & 50–950 ramp

primary

#155680

secondary

#B56B3C

accent

#8039EF

background

#F6F8FA

surface

#EBEFF4

border

#C6CACE

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #155680

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

Preview Lab → · Contrast checker → · Palette generator →