#376DB7#376DB7

#376DB7 is a mid, vivid cyan. Relative luminance 0.152; OKLCH L 53.5% C 0.130 H 256.9°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#376DB7
RGB	rgb(55, 109, 183)
HSL	hsl(215, 54%, 47%)
HSV	hsv(215, 70%, 72%)
CMYK	cmyk(69.9%, 40.4%, 0%, 28.2%)
CIE-LAB	lab(45.86, 7.04, -44.38)
CIE-LCH	lch(45.86, 44.94, 279.02°)
OKLab	oklab(53.51% -0.0294 -0.1266)
OKLCH	oklch(53.51% 0.13 256.9)
XYZ	xyz(15.5883, 15.1668, 46.8965)
Luminance	0.1517 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376DB7 #B78137

analogous

#37ADB7 #376DB7 #4137B7

triadic

#376DB7 #B7376D #6DB737

tetradic

#376DB7 #B737AD #B78137 #37B741

square

#376DB7 #B737AD #B78137 #37B741

split-complementary

#376DB7 #B74137 #ADB737

monochromatic

#1B3559 #295188 #376DB7 #5D8DCE #8CAEDC

Accessibility & contrast

On white

5.21

#376DB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#376DB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376DB7

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376DB7	#FFFFFF	#000000	##FFFFFF
##376DB7	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B73BA

Deuteranopia (green-blind)

#3767B5

Tritanopia (blue-blind)

#007E89

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #376db7;
/* rgb */ color: rgb(55, 109, 183);
/* oklch */ color: oklch(53.5% 0.130 256.9);

Tailwind

colors: {
  custom: {
    50: '#7d96cd',
    500: '#376db7',
    950: '#000000',
  },
}

SCSS

$custom: #376db7;
$custom-light: #7d96cd;
$custom-dark: #000000;

JSON

{
  "hex": "#376db7",
  "rgb": {
    "r": 55,
    "g": 109,
    "b": 183
  },
  "hsl": {
    "h": 214.688,
    "s": 53.782,
    "l": 46.667
  },
  "oklch": {
    "l": 0.53512,
    "c": 0.12994,
    "h": 256.9
  },
  "luminance": 0.15168
}

Semantic roles & 50–950 ramp

primary

#376DB7

secondary

#C7AA83

accent

#9F4BDD

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #376DB7

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

Preview Lab → · Contrast checker → · Palette generator →