#37617E#37617E

#37617E is a mid, moderate cyan. Relative luminance 0.109; OKLCH L 47.5% C 0.067 H 240.3°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#37617E
RGB	rgb(55, 97, 126)
HSL	hsl(205, 39%, 35%)
HSV	hsv(205, 56%, 49%)
CMYK	cmyk(56.3%, 23%, 0%, 50.6%)
CIE-LAB	lab(39.36, -5.63, -20.71)
CIE-LCH	lch(39.36, 21.46, 254.79°)
OKLab	oklab(47.47% -0.033 -0.0578)
OKLCH	oklch(47.47% 0.067 240.3)
XYZ	xyz(9.6148, 10.8672, 21.3255)
Luminance	0.1087 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37617E #7E5437

analogous

#377E77 #37617E #373D7E

triadic

#37617E #7E3761 #617E37

tetradic

#37617E #77377E #7E5437 #3D7E37

square

#37617E #77377E #7E5437 #3D7E37

split-complementary

#37617E #7E373D #7E7737

monochromatic

#121F29 #244053 #37617E #4A82A9 #6F9FC0

Accessibility & contrast

On white

6.62

#37617E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#37617E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37617E

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37617E	#FFFFFF	#000000	##FFFFFF
##37617E	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#54617F

Deuteranopia (green-blind)

#4A597D

Tritanopia (blue-blind)

#05686B

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #37617e;
/* rgb */ color: rgb(55, 97, 126);
/* oklch */ color: oklch(47.5% 0.067 240.3);

Tailwind

colors: {
  custom: {
    50: '#738da3',
    500: '#37617e',
    950: '#000000',
  },
}

SCSS

$custom: #37617e;
$custom-light: #738da3;
$custom-dark: #000000;

JSON

{
  "hex": "#37617e",
  "rgb": {
    "r": 55,
    "g": 97,
    "b": 126
  },
  "hsl": {
    "h": 204.507,
    "s": 39.227,
    "l": 35.49
  },
  "oklch": {
    "l": 0.47467,
    "c": 0.06658,
    "h": 240.3
  },
  "luminance": 0.10868
}

Semantic roles & 50–950 ramp

primary

#37617E

secondary

#A98268

accent

#8959CF

background

#F7F8FA

surface

#EDF0F3

border

#C8CBCD

text

#080C0F

muted

#7B7D7F

Preview Lab

Preview with #37617E

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

Preview Lab → · Contrast checker → · Palette generator →