#377DC1#377DC1

#377DC1 is a mid, vivid cyan. Relative luminance 0.193; OKLCH L 57.8% C 0.126 H 250.4°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#377DC1
RGB	rgb(55, 125, 193)
HSL	hsl(210, 56%, 49%)
HSV	hsv(210, 72%, 76%)
CMYK	cmyk(71.5%, 35.2%, 0%, 24.3%)
CIE-LAB	lab(51.07, 0.84, -41.88)
CIE-LCH	lch(51.07, 41.89, 271.15°)
OKLab	oklab(57.75% -0.0424 -0.119)
OKLCH	oklch(57.75% 0.126 250.4)
XYZ	xyz(18.5312, 19.3277, 53.1957)
Luminance	0.1933 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#377DC1 #C17B37

analogous

#37C1C0 #377DC1 #3738C1

triadic

#377DC1 #C1377D #7DC137

tetradic

#377DC1 #C037C1 #C17B37 #38C137

square

#377DC1 #C037C1 #C17B37 #38C137

split-complementary

#377DC1 #C13738 #C1C037

monochromatic

#1C3F62 #295E91 #377DC1 #639BD2 #92BAE0

Accessibility & contrast

On white

4.32

#377DC1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.87

#377DC1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #377DC1

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##377DC1	#FFFFFF	#000000	##000000
##377DC1	1.00	4.32	4.87	4.87
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.87	21.00	1.00	1.00
##000000	4.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E81C4

Deuteranopia (green-blind)

#4A74C0

Tritanopia (blue-blind)

#008D96

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #377dc1;
/* rgb */ color: rgb(55, 125, 193);
/* oklch */ color: oklch(57.8% 0.126 250.4);

Tailwind

colors: {
  custom: {
    50: '#7fa2d4',
    500: '#377dc1',
    950: '#000000',
  },
}

SCSS

$custom: #377dc1;
$custom-light: #7fa2d4;
$custom-dark: #000000;

JSON

{
  "hex": "#377dc1",
  "rgb": {
    "r": 55,
    "g": 125,
    "b": 193
  },
  "hsl": {
    "h": 209.565,
    "s": 55.645,
    "l": 48.627
  },
  "oklch": {
    "l": 0.57753,
    "c": 0.12633,
    "h": 250.4
  },
  "luminance": 0.1933
}

Semantic roles & 50–950 ramp

primary

#377DC1

secondary

#CBA989

accent

#9349DF

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0F14

muted

#7C7E83

Preview Lab

Preview with #377DC1

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

Preview Lab → · Contrast checker → · Palette generator →