#155371#155371

#155371 is a dark, moderate cyan. Relative luminance 0.075; OKLCH L 41.9% C 0.078 H 234.7°. Best body text is #FFFFFF at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#155371
RGB	rgb(21, 83, 113)
HSL	hsl(200, 69%, 26%)
HSV	hsv(200, 81%, 44%)
CMYK	cmyk(81.4%, 26.5%, 0%, 55.7%)
CIE-LAB	lab(33.00, -7.98, -22.66)
CIE-LCH	lch(33.00, 24.02, 250.59°)
OKLab	oklab(41.88% -0.0453 -0.0639)
OKLCH	oklch(41.88% 0.078 234.7)
XYZ	xyz(6.3820, 7.5374, 16.7381)
Luminance	0.0754 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155371 #713315

analogous

#157161 #155371 #152571

triadic

#155371 #711553 #537115

tetradic

#155371 #611571 #713315 #257115

square

#155371 #611571 #713315 #257115

split-complementary

#155371 #711525 #716115

monochromatic

#05131A #0B2D3D #155371 #1F79A5 #299ED7

Accessibility & contrast

On white

8.37

#155371 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#155371 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155371

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155371	#FFFFFF	#000000	##FFFFFF
##155371	1.00	8.37	2.51	8.37
#FFFFFF	8.37	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#445272

Deuteranopia (green-blind)

#384A71

Tritanopia (blue-blind)

#005B5D

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #155371;
/* rgb */ color: rgb(21, 83, 113);
/* oklch */ color: oklch(41.9% 0.078 234.7);

Tailwind

colors: {
  custom: {
    50: '#62839a',
    500: '#155371',
    950: '#000000',
  },
}

SCSS

$custom: #155371;
$custom-light: #62839a;
$custom-dark: #000000;

JSON

{
  "hex": "#155371",
  "rgb": {
    "r": 21,
    "g": 83,
    "b": 113
  },
  "hsl": {
    "h": 199.565,
    "s": 68.657,
    "l": 26.275
  },
  "oklch": {
    "l": 0.41878,
    "c": 0.07832,
    "h": 234.7
  },
  "luminance": 0.07538
}

Semantic roles & 50–950 ramp

primary

#155371

secondary

#A75E3B

accent

#753CEB

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060A0E

muted

#7A7C7E

Preview Lab

Preview with #155371

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

Preview Lab → · Contrast checker → · Palette generator →