#377FA2#377FA2

#377FA2 is a mid, moderate cyan. Relative luminance 0.186; OKLCH L 56.6% C 0.089 H 232.6°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#377FA2
RGB	rgb(55, 127, 162)
HSL	hsl(200, 49%, 43%)
HSV	hsv(200, 66%, 64%)
CMYK	cmyk(66%, 21.6%, 0%, 36.5%)
CIE-LAB	lab(50.21, -11.16, -25.33)
CIE-LCH	lch(50.21, 27.67, 246.23°)
OKLab	oklab(56.6% -0.0543 -0.071)
OKLCH	oklch(56.6% 0.089 232.6)
XYZ	xyz(15.6840, 18.5980, 36.9386)
Luminance	0.1860 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#377FA2 #A25A37

analogous

#37A28F #377FA2 #374AA2

triadic

#377FA2 #A2377F #7FA237

tetradic

#377FA2 #8F37A2 #A25A37 #4AA237

square

#377FA2 #8F37A2 #A25A37 #4AA237

split-complementary

#377FA2 #A2374A #A28F37

monochromatic

#183747 #275B74 #377FA2 #529FC4 #80B8D4

Accessibility & contrast

On white

4.45

#377FA2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#377FA2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #377FA2

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##377FA2	#FFFFFF	#000000	##000000
##377FA2	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E7EA4

Deuteranopia (green-blind)

#5F73A1

Tritanopia (blue-blind)

#00888B

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #377fa2;
/* rgb */ color: rgb(55, 127, 162);
/* oklch */ color: oklch(56.6% 0.089 232.6);

Tailwind

colors: {
  custom: {
    50: '#7aa4bd',
    500: '#377fa2',
    950: '#000000',
  },
}

SCSS

$custom: #377fa2;
$custom-light: #7aa4bd;
$custom-dark: #000000;

JSON

{
  "hex": "#377fa2",
  "rgb": {
    "r": 55,
    "g": 127,
    "b": 162
  },
  "hsl": {
    "h": 199.626,
    "s": 49.309,
    "l": 42.549
  },
  "oklch": {
    "l": 0.566,
    "c": 0.08937,
    "h": 232.6
  },
  "luminance": 0.186
}

Semantic roles & 50–950 ramp

primary

#377FA2

secondary

#BD8E78

accent

#7C4FD9

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #377FA2

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

Preview Lab → · Contrast checker → · Palette generator →