#155379#155379

#155379 is a dark, moderate cyan. Relative luminance 0.077; OKLCH L 42.3% C 0.087 H 241.0°. Best body text is #FFFFFF at 8.25:1 contrast (WCAG AA passes).

Color values

HEX	#155379
RGB	rgb(21, 83, 121)
HSL	hsl(203, 70%, 28%)
HSV	hsv(203, 83%, 47%)
CMYK	cmyk(82.6%, 31.4%, 0%, 52.5%)
CIE-LAB	lab(33.40, -4.85, -27.00)
CIE-LCH	lch(33.40, 27.43, 259.81°)
OKLab	oklab(42.33% -0.0424 -0.0765)
OKLCH	oklch(42.33% 0.087 241)
XYZ	xyz(6.8523, 7.7256, 19.2155)
Luminance	0.0773 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155379 #793B15

analogous

#15796D #155379 #152179

triadic

#155379 #791553 #537915

tetradic

#155379 #6D1579 #793B15 #217915

square

#155379 #6D1579 #793B15 #217915

split-complementary

#155379 #791521 #796D15

monochromatic

#05121A #0C2F45 #155379 #1E77AD #2E99DB

Accessibility & contrast

On white

8.25

#155379 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#155379 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155379

8.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155379	#FFFFFF	#000000	##FFFFFF
##155379	1.00	8.25	2.55	8.25
#FFFFFF	8.25	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#41547B

Deuteranopia (green-blind)

#334A78

Tritanopia (blue-blind)

#005C60

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #155379;
/* rgb */ color: rgb(21, 83, 121);
/* oklch */ color: oklch(42.3% 0.087 241.0);

Tailwind

colors: {
  custom: {
    50: '#6483a0',
    500: '#155379',
    950: '#000000',
  },
}

SCSS

$custom: #155379;
$custom-light: #6483a0;
$custom-dark: #000000;

JSON

{
  "hex": "#155379",
  "rgb": {
    "r": 21,
    "g": 83,
    "b": 121
  },
  "hsl": {
    "h": 202.8,
    "s": 70.423,
    "l": 27.843
  },
  "oklch": {
    "l": 0.42332,
    "c": 0.08748,
    "h": 241
  },
  "luminance": 0.07726
}

Semantic roles & 50–950 ramp

primary

#155379

secondary

#AF673B

accent

#7E3BED

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060A0E

muted

#7A7C7E

Preview Lab

Preview with #155379

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

Preview Lab → · Contrast checker → · Palette generator →