#376DB1#376DB1

#376DB1 is a mid, vivid cyan. Relative luminance 0.149; OKLCH L 53.1% C 0.122 H 255.3°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#376DB1
RGB	rgb(55, 109, 177)
HSL	hsl(213, 53%, 45%)
HSV	hsv(213, 69%, 69%)
CMYK	cmyk(68.9%, 38.4%, 0%, 30.6%)
CIE-LAB	lab(45.53, 4.86, -41.42)
CIE-LCH	lch(45.53, 41.70, 276.69°)
OKLab	oklab(53.14% -0.0308 -0.1179)
OKLCH	oklch(53.14% 0.122 255.3)
XYZ	xyz(14.9771, 14.9223, 43.6774)
Luminance	0.1492 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376DB1 #B17B37

analogous

#37AAB1 #376DB1 #3E37B1

triadic

#376DB1 #B1376D #6DB137

tetradic

#376DB1 #B137AA #B17B37 #37B13E

square

#376DB1 #B137AA #B17B37 #37B13E

split-complementary

#376DB1 #B13E37 #AAB137

monochromatic

#1A3354 #285082 #376DB1 #5A8CCC #88ADDA

Accessibility & contrast

On white

5.27

#376DB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#376DB1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376DB1

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376DB1	#FFFFFF	#000000	##FFFFFF
##376DB1	1.00	5.27	3.98	5.27
#FFFFFF	5.27	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E72B4

Deuteranopia (green-blind)

#3C67B0

Tritanopia (blue-blind)

#007D86

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #376db1;
/* rgb */ color: rgb(55, 109, 177);
/* oklch */ color: oklch(53.1% 0.122 255.3);

Tailwind

colors: {
  custom: {
    50: '#7c96c8',
    500: '#376db1',
    950: '#000000',
  },
}

SCSS

$custom: #376db1;
$custom-light: #7c96c8;
$custom-dark: #000000;

JSON

{
  "hex": "#376db1",
  "rgb": {
    "r": 55,
    "g": 109,
    "b": 177
  },
  "hsl": {
    "h": 213.443,
    "s": 52.586,
    "l": 45.49
  },
  "oklch": {
    "l": 0.53143,
    "c": 0.12184,
    "h": 255.3
  },
  "luminance": 0.14924
}

Semantic roles & 50–950 ramp

primary

#376DB1

secondary

#C4A680

accent

#9C4CDC

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #376DB1

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

Preview Lab → · Contrast checker → · Palette generator →