#37596B#37596B

#37596B is a dark, muted cyan. Relative luminance 0.090; OKLCH L 44.6% C 0.049 H 232.5°. Best body text is #FFFFFF at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#37596B
RGB	rgb(55, 89, 107)
HSL	hsl(201, 32%, 32%)
HSV	hsv(201, 49%, 42%)
CMYK	cmyk(48.6%, 16.8%, 0%, 58%)
CIE-LAB	lab(36.02, -6.93, -14.15)
CIE-LCH	lch(36.02, 15.75, 243.90°)
OKLab	oklab(44.56% -0.03 -0.0392)
OKLCH	oklch(44.56% 0.049 232.5)
XYZ	xyz(7.8008, 9.0180, 15.2366)
Luminance	0.0902 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37596B #6B4937

analogous

#376B63 #37596B #373F6B

triadic

#37596B #6B3759 #596B37

tetradic

#37596B #63376B #6B4937 #3F6B37

square

#37596B #63376B #6B4937 #3F6B37

split-complementary

#37596B #6B373F #6B6337

monochromatic

#0D161A #223743 #37596B #4C7B93 #6A99B2

Accessibility & contrast

On white

7.49

#37596B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#37596B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37596B

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37596B	#FFFFFF	#000000	##FFFFFF
##37596B	1.00	7.49	2.80	7.49
#FFFFFF	7.49	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#50586C

Deuteranopia (green-blind)

#49526B

Tritanopia (blue-blind)

#1F5E5F

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #37596b;
/* rgb */ color: rgb(55, 89, 107);
/* oklch */ color: oklch(44.6% 0.049 232.5);

Tailwind

colors: {
  custom: {
    50: '#718795',
    500: '#37596b',
    950: '#000000',
  },
}

SCSS

$custom: #37596b;
$custom-light: #718795;
$custom-dark: #000000;

JSON

{
  "hex": "#37596b",
  "rgb": {
    "r": 55,
    "g": 89,
    "b": 107
  },
  "hsl": {
    "h": 200.769,
    "s": 32.099,
    "l": 31.765
  },
  "oklch": {
    "l": 0.44558,
    "c": 0.04935,
    "h": 232.5
  },
  "luminance": 0.09019
}

Semantic roles & 50–950 ramp

primary

#37596B

secondary

#9B7662

accent

#8460C8

background

#F7F8F9

surface

#EDEFF1

border

#C8CACB

text

#080B0D

muted

#7B7C7E

Preview Lab

Preview with #37596B

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

Preview Lab → · Contrast checker → · Palette generator →