#37799E#37799E

#37799E is a mid, moderate cyan. Relative luminance 0.170; OKLCH L 54.9% C 0.088 H 236.1°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#37799E
RGB	rgb(55, 121, 158)
HSL	hsl(202, 48%, 42%)
HSV	hsv(202, 65%, 62%)
CMYK	cmyk(65.2%, 23.4%, 0%, 38%)
CIE-LAB	lab(48.20, -9.06, -26.11)
CIE-LCH	lch(48.20, 27.64, 250.85°)
OKLab	oklab(54.94% -0.0492 -0.0732)
OKLCH	oklch(54.94% 0.088 236.1)
XYZ	xyz(14.5821, 16.9541, 34.8451)
Luminance	0.1696 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37799E #9E5C37

analogous

#379E90 #37799E #37469E

triadic

#37799E #9E3779 #799E37

tetradic

#37799E #90379E #9E5C37 #469E37

square

#37799E #90379E #9E5C37 #469E37

split-complementary

#37799E #9E3746 #9E9037

monochromatic

#173343 #275671 #37799E #5099C2 #7DB4D2

Accessibility & contrast

On white

4.78

#37799E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#37799E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37799E

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37799E	#FFFFFF	#000000	##FFFFFF
##37799E	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6778A0

Deuteranopia (green-blind)

#596E9D

Tritanopia (blue-blind)

#008385

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #37799e;
/* rgb */ color: rgb(55, 121, 158);
/* oklch */ color: oklch(54.9% 0.088 236.1);

Tailwind

colors: {
  custom: {
    50: '#799fba',
    500: '#37799e',
    950: '#000000',
  },
}

SCSS

$custom: #37799e;
$custom-light: #799fba;
$custom-dark: #000000;

JSON

{
  "hex": "#37799e",
  "rgb": {
    "r": 55,
    "g": 121,
    "b": 158
  },
  "hsl": {
    "h": 201.553,
    "s": 48.357,
    "l": 41.765
  },
  "oklch": {
    "l": 0.54943,
    "c": 0.08825,
    "h": 236.1
  },
  "luminance": 0.16956
}

Semantic roles & 50–950 ramp

primary

#37799E

secondary

#BB8F76

accent

#8150D8

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E11

muted

#7C7E80

Preview Lab

Preview with #37799E

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

Preview Lab → · Contrast checker → · Palette generator →