#37658E#37658E

#37658E is a mid, moderate cyan. Relative luminance 0.121; OKLCH L 49.3% C 0.083 H 247.3°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#37658E
RGB	rgb(55, 101, 142)
HSL	hsl(208, 44%, 39%)
HSV	hsv(208, 61%, 56%)
CMYK	cmyk(61.3%, 28.9%, 0%, 44.3%)
CIE-LAB	lab(41.33, -2.64, -27.32)
CIE-LCH	lch(41.33, 27.44, 264.48°)
OKLab	oklab(49.27% -0.0322 -0.0769)
OKLCH	oklch(49.27% 0.083 247.3)
XYZ	xyz(11.1099, 12.0716, 27.3305)
Luminance	0.1207 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37658E #8E6037

analogous

#378E8B #37658E #37398E

triadic

#37658E #8E3765 #658E37

tetradic

#37658E #8B378E #8E6037 #398E37

square

#37658E #8B378E #8E6037 #398E37

split-complementary

#37658E #8E3739 #8E8B37

monochromatic

#152636 #264662 #37658E #4984B9 #76A2CA

Accessibility & contrast

On white

6.15

#37658E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#37658E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37658E

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37658E	#FFFFFF	#000000	##FFFFFF
##37658E	1.00	6.15	3.41	6.15
#FFFFFF	6.15	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#536690

Deuteranopia (green-blind)

#485E8D

Tritanopia (blue-blind)

#006F73

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #37658e;
/* rgb */ color: rgb(55, 101, 142);
/* oklch */ color: oklch(49.3% 0.083 247.3);

Tailwind

colors: {
  custom: {
    50: '#7690af',
    500: '#37658e',
    950: '#000000',
  },
}

SCSS

$custom: #37658e;
$custom-light: #7690af;
$custom-dark: #000000;

JSON

{
  "hex": "#37658e",
  "rgb": {
    "r": 55,
    "g": 101,
    "b": 142
  },
  "hsl": {
    "h": 208.276,
    "s": 44.162,
    "l": 38.627
  },
  "oklch": {
    "l": 0.49267,
    "c": 0.08332,
    "h": 247.3
  },
  "luminance": 0.12073
}

Semantic roles & 50–950 ramp

primary

#37658E

secondary

#B38E6E

accent

#9054D4

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#090C10

muted

#7B7D7F

Preview Lab

Preview with #37658E

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

Preview Lab → · Contrast checker → · Palette generator →