#377699#377699

#377699 is a mid, moderate cyan. Relative luminance 0.161; OKLCH L 54.0% C 0.085 H 235.7°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#377699
RGB	rgb(55, 118, 153)
HSL	hsl(201, 47%, 41%)
HSV	hsv(201, 64%, 60%)
CMYK	cmyk(64.1%, 22.9%, 0%, 40%)
CIE-LAB	lab(47.06, -9.02, -24.94)
CIE-LCH	lch(47.06, 26.52, 250.12°)
OKLab	oklab(53.97% -0.0477 -0.0699)
OKLCH	oklch(53.97% 0.085 235.7)
XYZ	xyz(13.8015, 16.0676, 32.5048)
Luminance	0.1607 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#377699 #995A37

analogous

#37998B #377699 #374599

triadic

#377699 #993776 #769937

tetradic

#377699 #8B3799 #995A37 #459937

square

#377699 #8B3799 #995A37 #459937

split-complementary

#377699 #993745 #998B37

monochromatic

#17313F #27536C #377699 #4E97BF #7BB1D0

Accessibility & contrast

On white

4.98

#377699 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.21

#377699 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #377699

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##377699	#FFFFFF	#000000	##FFFFFF
##377699	1.00	4.98	4.21	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.21	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#65759B

Deuteranopia (green-blind)

#586B98

Tritanopia (blue-blind)

#007F82

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #377699;
/* rgb */ color: rgb(55, 118, 153);
/* oklch */ color: oklch(54.0% 0.085 235.7);

Tailwind

colors: {
  custom: {
    50: '#789db7',
    500: '#377699',
    950: '#000000',
  },
}

SCSS

$custom: #377699;
$custom-light: #789db7;
$custom-dark: #000000;

JSON

{
  "hex": "#377699",
  "rgb": {
    "r": 55,
    "g": 118,
    "b": 153
  },
  "hsl": {
    "h": 201.429,
    "s": 47.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.53967,
    "c": 0.08463,
    "h": 235.7
  },
  "luminance": 0.16069
}

Semantic roles & 50–950 ramp

primary

#377699

secondary

#B98C73

accent

#8151D7

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E11

muted

#7C7E80

Preview Lab

Preview with #377699

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

Preview Lab → · Contrast checker → · Palette generator →