#376EB9#376EB9

#376EB9 is a mid, vivid cyan. Relative luminance 0.155; OKLCH L 53.9% C 0.132 H 256.8°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#376EB9
RGB	rgb(55, 110, 185)
HSL	hsl(215, 54%, 47%)
HSV	hsv(215, 70%, 73%)
CMYK	cmyk(70.3%, 40.5%, 0%, 27.5%)
CIE-LAB	lab(46.26, 7.15, -44.90)
CIE-LCH	lch(46.26, 45.47, 279.05°)
OKLab	oklab(53.86% -0.0299 -0.1281)
OKLCH	oklch(53.86% 0.132 256.8)
XYZ	xyz(15.9052, 15.4652, 48.0364)
Luminance	0.1547 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376EB9 #B98237

analogous

#37AFB9 #376EB9 #4137B9

triadic

#376EB9 #B9376E #6EB937

tetradic

#376EB9 #B937AF #B98237 #37B941

square

#376EB9 #B937AF #B98237 #37B941

split-complementary

#376EB9 #B94137 #AFB937

monochromatic

#1B365B #29528A #376EB9 #5E8ECF #8DAFDD

Accessibility & contrast

On white

5.13

#376EB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.09

#376EB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376EB9

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376EB9	#FFFFFF	#000000	##FFFFFF
##376EB9	1.00	5.13	4.09	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.09	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B74BC

Deuteranopia (green-blind)

#3768B7

Tritanopia (blue-blind)

#007F8A

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #376eb9;
/* rgb */ color: rgb(55, 110, 185);
/* oklch */ color: oklch(53.9% 0.132 256.8);

Tailwind

colors: {
  custom: {
    50: '#7d97ce',
    500: '#376eb9',
    950: '#000000',
  },
}

SCSS

$custom: #376eb9;
$custom-light: #7d97ce;
$custom-dark: #000000;

JSON

{
  "hex": "#376eb9",
  "rgb": {
    "r": 55,
    "g": 110,
    "b": 185
  },
  "hsl": {
    "h": 214.615,
    "s": 54.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.53862,
    "c": 0.13152,
    "h": 256.8
  },
  "luminance": 0.15467
}

Semantic roles & 50–950 ramp

primary

#376EB9

secondary

#C8AB84

accent

#9F4ADE

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #376EB9

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

Preview Lab → · Contrast checker → · Palette generator →