#155779#155779

#155779 is a dark, moderate cyan. Relative luminance 0.084; OKLCH L 43.4% C 0.084 H 236.6°. Best body text is #FFFFFF at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#155779
RGB	rgb(21, 87, 121)
HSL	hsl(200, 70%, 28%)
HSV	hsv(200, 83%, 47%)
CMYK	cmyk(82.6%, 28.1%, 0%, 52.5%)
CIE-LAB	lab(34.71, -7.35, -24.95)
CIE-LCH	lch(34.71, 26.01, 253.59°)
OKLab	oklab(43.37% -0.0464 -0.0705)
OKLCH	oklch(43.37% 0.084 236.6)
XYZ	xyz(7.1673, 8.3554, 19.3205)
Luminance	0.0836 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155779 #793715

analogous

#157969 #155779 #152579

triadic

#155779 #791557 #577915

tetradic

#155779 #691579 #793715 #257915

square

#155779 #691579 #793715 #257915

split-complementary

#155779 #791525 #796915

monochromatic

#05131A #0C3245 #155779 #1E7CAD #2EA0DB

Accessibility & contrast

On white

7.86

#155779 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#155779 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155779

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155779	#FFFFFF	#000000	##FFFFFF
##155779	1.00	7.86	2.67	7.86
#FFFFFF	7.86	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47577B

Deuteranopia (green-blind)

#394E78

Tritanopia (blue-blind)

#006063

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #155779;
/* rgb */ color: rgb(21, 87, 121);
/* oklch */ color: oklch(43.4% 0.084 236.6);

Tailwind

colors: {
  custom: {
    50: '#6486a0',
    500: '#155779',
    950: '#000000',
  },
}

SCSS

$custom: #155779;
$custom-light: #6486a0;
$custom-dark: #000000;

JSON

{
  "hex": "#155779",
  "rgb": {
    "r": 21,
    "g": 87,
    "b": 121
  },
  "hsl": {
    "h": 200.4,
    "s": 70.423,
    "l": 27.843
  },
  "oklch": {
    "l": 0.4337,
    "c": 0.08441,
    "h": 236.6
  },
  "luminance": 0.08356
}

Semantic roles & 50–950 ramp

primary

#155779

secondary

#AF623B

accent

#773BED

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060B0E

muted

#7A7C7E

Preview Lab

Preview with #155779

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

Preview Lab → · Contrast checker → · Palette generator →