#376EC9#376EC9

#376EC9 is a mid, vivid blue. Relative luminance 0.162; OKLCH L 54.9% C 0.153 H 259.9°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#376EC9
RGB	rgb(55, 110, 201)
HSL	hsl(217, 57%, 50%)
HSV	hsv(217, 73%, 79%)
CMYK	cmyk(72.6%, 45.3%, 0%, 21.2%)
CIE-LAB	lab(47.21, 13.02, -52.62)
CIE-LCH	lch(47.21, 54.21, 283.90°)
OKLab	oklab(54.9% -0.0268 -0.1507)
OKLCH	oklch(54.9% 0.153 259.9)
XYZ	xyz(17.6903, 16.1792, 57.4376)
Luminance	0.1618 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376EC9 #C99237

analogous

#37B7C9 #376EC9 #4937C9

triadic

#376EC9 #C9376E #6EC937

tetradic

#376EC9 #C937B7 #C99237 #37C949

square

#376EC9 #C937B7 #C99237 #37C949

split-complementary

#376EC9 #C94937 #B7C937

monochromatic

#1C3969 #295499 #376EC9 #6791D6 #97B4E3

Accessibility & contrast

On white

4.96

#376EC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#376EC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376EC9

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376EC9	#FFFFFF	#000000	##FFFFFF
##376EC9	1.00	4.96	4.24	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F77CC

Deuteranopia (green-blind)

#216AC7

Tritanopia (blue-blind)

#008392

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #376ec9;
/* rgb */ color: rgb(55, 110, 201);
/* oklch */ color: oklch(54.9% 0.153 259.9);

Tailwind

colors: {
  custom: {
    50: '#8097da',
    500: '#376ec9',
    950: '#000000',
  },
}

SCSS

$custom: #376ec9;
$custom-light: #8097da;
$custom-dark: #000000;

JSON

{
  "hex": "#376ec9",
  "rgb": {
    "r": 55,
    "g": 110,
    "b": 201
  },
  "hsl": {
    "h": 217.397,
    "s": 57.48,
    "l": 50.196
  },
  "oklch": {
    "l": 0.54898,
    "c": 0.15311,
    "h": 259.9
  },
  "luminance": 0.16181
}

Semantic roles & 50–950 ramp

primary

#376EC9

secondary

#CFB68D

accent

#A747E1

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #376EC9

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

Preview Lab → · Contrast checker → · Palette generator →