#376DDA#376DDA

#376DDA is a mid, vivid blue. Relative luminance 0.168; OKLCH L 55.9% C 0.177 H 262.4°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#376DDA
RGB	rgb(55, 109, 218)
HSL	hsl(220, 69%, 54%)
HSV	hsv(220, 75%, 85%)
CMYK	cmyk(74.8%, 50%, 0%, 14.5%)
CIE-LAB	lab(48.02, 19.93, -61.01)
CIE-LCH	lch(48.02, 64.19, 288.09°)
OKLab	oklab(55.87% -0.0234 -0.1755)
OKLCH	oklch(55.87% 0.177 262.4)
XYZ	xyz(19.6945, 16.8093, 68.5226)
Luminance	0.1681 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376DDA #DAA437

analogous

#37BEDA #376DDA #5237DA

triadic

#376DDA #DA376D #6DDA37

tetradic

#376DDA #DA37BE #DAA437 #37DA52

square

#376DDA #DA37BE #DAA437 #37DA52

split-complementary

#376DDA #DA5237 #BEDA37

monochromatic

#183A7F #2151B3 #376DDA #6B93E4 #9EB8ED

Accessibility & contrast

On white

4.81

#376DDA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#376DDA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376DDA

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376DDA	#FFFFFF	#000000	##FFFFFF
##376DDA	1.00	4.81	4.36	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A7ADE

Deuteranopia (green-blind)

#006BD8

Tritanopia (blue-blind)

#008799

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #376dda;
/* rgb */ color: rgb(55, 109, 218);
/* oklch */ color: oklch(55.9% 0.177 262.4);

Tailwind

colors: {
  custom: {
    50: '#8496e6',
    500: '#376dda',
    950: '#000000',
  },
}

SCSS

$custom: #376dda;
$custom-light: #8496e6;
$custom-dark: #000000;

JSON

{
  "hex": "#376dda",
  "rgb": {
    "r": 55,
    "g": 109,
    "b": 218
  },
  "hsl": {
    "h": 220.123,
    "s": 68.776,
    "l": 53.529
  },
  "oklch": {
    "l": 0.55867,
    "c": 0.17702,
    "h": 262.4
  },
  "luminance": 0.16811
}

Semantic roles & 50–950 ramp

primary

#376DDA

secondary

#D9C293

accent

#B13CEC

background

#F8F9FE

surface

#F0F1FC

border

#CBCBD5

text

#0C0D16

muted

#7D7E84

Preview Lab

Preview with #376DDA

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

Preview Lab → · Contrast checker → · Palette generator →