#377CA2#377CA2

#377CA2 is a mid, moderate cyan. Relative luminance 0.178; OKLCH L 55.9% C 0.091 H 235.8°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#377CA2
RGB	rgb(55, 124, 162)
HSL	hsl(201, 49%, 43%)
HSV	hsv(201, 66%, 64%)
CMYK	cmyk(66%, 23.5%, 0%, 36.5%)
CIE-LAB	lab(49.29, -9.44, -26.75)
CIE-LCH	lch(49.29, 28.37, 250.56°)
OKLab	oklab(55.87% -0.0511 -0.0751)
OKLCH	oklch(55.87% 0.091 235.8)
XYZ	xyz(15.3023, 17.8346, 36.8114)
Luminance	0.1784 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#377CA2 #A25D37

analogous

#37A292 #377CA2 #3747A2

triadic

#377CA2 #A2377C #7CA237

tetradic

#377CA2 #9237A2 #A25D37 #47A237

square

#377CA2 #9237A2 #A25D37 #47A237

split-complementary

#377CA2 #A23747 #A29237

monochromatic

#183647 #275974 #377CA2 #529CC4 #80B6D4

Accessibility & contrast

On white

4.60

#377CA2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#377CA2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #377CA2

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##377CA2	#FFFFFF	#000000	##FFFFFF
##377CA2	1.00	4.60	4.57	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7BA4

Deuteranopia (green-blind)

#5B70A1

Tritanopia (blue-blind)

#008689

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #377ca2;
/* rgb */ color: rgb(55, 124, 162);
/* oklch */ color: oklch(55.9% 0.091 235.8);

Tailwind

colors: {
  custom: {
    50: '#79a1bd',
    500: '#377ca2',
    950: '#000000',
  },
}

SCSS

$custom: #377ca2;
$custom-light: #79a1bd;
$custom-dark: #000000;

JSON

{
  "hex": "#377ca2",
  "rgb": {
    "r": 55,
    "g": 124,
    "b": 162
  },
  "hsl": {
    "h": 201.308,
    "s": 49.309,
    "l": 42.549
  },
  "oklch": {
    "l": 0.55869,
    "c": 0.0908,
    "h": 235.8
  },
  "luminance": 0.17836
}

Semantic roles & 50–950 ramp

primary

#377CA2

secondary

#BD9078

accent

#804FD9

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0F12

muted

#7C7E81

Preview Lab

Preview with #377CA2

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

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