#377899#377899

#377899 is a mid, moderate cyan. Relative luminance 0.165; OKLCH L 54.5% C 0.084 H 233.3°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#377899
RGB	rgb(55, 120, 153)
HSL	hsl(200, 47%, 41%)
HSV	hsv(200, 64%, 60%)
CMYK	cmyk(64.1%, 21.6%, 0%, 40%)
CIE-LAB	lab(47.68, -10.18, -23.98)
CIE-LCH	lch(47.68, 26.05, 247.01°)
OKLab	oklab(54.46% -0.05 -0.0671)
OKLCH	oklch(54.46% 0.084 233.3)
XYZ	xyz(14.0396, 16.5437, 32.5842)
Luminance	0.1655 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#377899 #995837

analogous

#379989 #377899 #374799

triadic

#377899 #993778 #789937

tetradic

#377899 #893799 #995837 #479937

square

#377899 #893799 #995837 #479937

split-complementary

#377899 #993747 #998937

monochromatic

#17313F #27556C #377899 #4E99BF #7BB3D0

Accessibility & contrast

On white

4.87

#377899 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#377899 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #377899

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##377899	#FFFFFF	#000000	##FFFFFF
##377899	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#68779B

Deuteranopia (green-blind)

#5A6D98

Tritanopia (blue-blind)

#008183

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #377899;
/* rgb */ color: rgb(55, 120, 153);
/* oklch */ color: oklch(54.5% 0.084 233.3);

Tailwind

colors: {
  custom: {
    50: '#789fb7',
    500: '#377899',
    950: '#000000',
  },
}

SCSS

$custom: #377899;
$custom-light: #789fb7;
$custom-dark: #000000;

JSON

{
  "hex": "#377899",
  "rgb": {
    "r": 55,
    "g": 120,
    "b": 153
  },
  "hsl": {
    "h": 200.204,
    "s": 47.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.54457,
    "c": 0.08369,
    "h": 233.3
  },
  "luminance": 0.16545
}

Semantic roles & 50–950 ramp

primary

#377899

secondary

#B98B73

accent

#7E51D7

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E11

muted

#7C7E80

Preview Lab

Preview with #377899

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

Preview Lab → · Contrast checker → · Palette generator →