#155978#155978

#155978 is a dark, moderate cyan. Relative luminance 0.087; OKLCH L 43.8% C 0.082 H 233.5°. Best body text is #FFFFFF at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#155978
RGB	rgb(21, 89, 120)
HSL	hsl(199, 70%, 28%)
HSV	hsv(199, 83%, 47%)
CMYK	cmyk(82.5%, 25.8%, 0%, 52.9%)
CIE-LAB	lab(35.32, -8.96, -23.38)
CIE-LCH	lch(35.32, 25.04, 249.04°)
OKLab	oklab(43.84% -0.0488 -0.0659)
OKLCH	oklch(43.84% 0.082 233.5)
XYZ	xyz(7.2704, 8.6594, 19.0539)
Luminance	0.0866 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155978 #783415

analogous

#157866 #155978 #152778

triadic

#155978 #781559 #597815

tetradic

#155978 #661578 #783415 #277815

square

#155978 #661578 #783415 #277815

split-complementary

#155978 #781527 #786615

monochromatic

#05131A #0C3244 #155978 #1E80AC #2DA4DA

Accessibility & contrast

On white

7.69

#155978 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#155978 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155978

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155978	#FFFFFF	#000000	##FFFFFF
##155978	1.00	7.69	2.73	7.69
#FFFFFF	7.69	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A5879

Deuteranopia (green-blind)

#3C4F78

Tritanopia (blue-blind)

#006164

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #155978;
/* rgb */ color: rgb(21, 89, 120);
/* oklch */ color: oklch(43.8% 0.082 233.5);

Tailwind

colors: {
  custom: {
    50: '#64879f',
    500: '#155978',
    950: '#000000',
  },
}

SCSS

$custom: #155978;
$custom-light: #64879f;
$custom-dark: #000000;

JSON

{
  "hex": "#155978",
  "rgb": {
    "r": 21,
    "g": 89,
    "b": 120
  },
  "hsl": {
    "h": 198.788,
    "s": 70.213,
    "l": 27.647
  },
  "oklch": {
    "l": 0.43838,
    "c": 0.08205,
    "h": 233.5
  },
  "luminance": 0.0866
}

Semantic roles & 50–950 ramp

primary

#155978

secondary

#AE5F3B

accent

#733BED

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060B0E

muted

#7A7C7E

Preview Lab

Preview with #155978

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

Preview Lab → · Contrast checker → · Palette generator →