#37879F#37879F

#37879F is a mid, moderate cyan. Relative luminance 0.206; OKLCH L 58.4% C 0.085 H 220.9°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#37879F
RGB	rgb(55, 135, 159)
HSL	hsl(194, 49%, 42%)
HSV	hsv(194, 65%, 62%)
CMYK	cmyk(65.4%, 15.1%, 0%, 37.6%)
CIE-LAB	lab(52.55, -16.60, -19.98)
CIE-LCH	lch(52.55, 25.98, 230.28°)
OKLab	oklab(58.43% -0.0642 -0.0557)
OKLCH	oklch(58.43% 0.085 220.9)
XYZ	xyz(16.4950, 20.6416, 35.9091)
Luminance	0.2064 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37879F #9F4F37

analogous

#379F83 #37879F #37539F

triadic

#37879F #9F3787 #879F37

tetradic

#37879F #83379F #9F4F37 #539F37

square

#37879F #83379F #9F4F37 #539F37

split-complementary

#37879F #9F3753 #9F8337

monochromatic

#183A44 #276072 #37879F #51A8C3 #7EBFD2

Accessibility & contrast

On white

4.09

#37879F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#37879F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #37879F

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37879F	#FFFFFF	#000000	##000000
##37879F	1.00	4.09	5.13	5.13
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7984A0

Deuteranopia (green-blind)

#6A799F

Tritanopia (blue-blind)

#008F8F

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #37879f;
/* rgb */ color: rgb(55, 135, 159);
/* oklch */ color: oklch(58.4% 0.085 220.9);

Tailwind

colors: {
  custom: {
    50: '#7aaabb',
    500: '#37879f',
    950: '#000000',
  },
}

SCSS

$custom: #37879f;
$custom-light: #7aaabb;
$custom-dark: #000000;

JSON

{
  "hex": "#37879f",
  "rgb": {
    "r": 55,
    "g": 135,
    "b": 159
  },
  "hsl": {
    "h": 193.846,
    "s": 48.598,
    "l": 41.961
  },
  "oklch": {
    "l": 0.5843,
    "c": 0.08496,
    "h": 220.9
  },
  "luminance": 0.20643
}

Semantic roles & 50–950 ramp

primary

#37879F

secondary

#BC8676

accent

#6F50D8

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1011

muted

#7C7F80

Preview Lab

Preview with #37879F

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

Preview Lab → · Contrast checker → · Palette generator →