#376ECF#376ECF

#376ECF is a mid, vivid blue. Relative luminance 0.165; OKLCH L 55.3% C 0.161 H 260.8°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#376ECF
RGB	rgb(55, 110, 207)
HSL	hsl(218, 61%, 51%)
HSV	hsv(218, 73%, 81%)
CMYK	cmyk(73.4%, 46.9%, 0%, 18.8%)
CIE-LAB	lab(47.58, 15.24, -55.46)
CIE-LCH	lch(47.58, 57.51, 285.36°)
OKLab	oklab(55.3% -0.0258 -0.1591)
OKLCH	oklch(55.3% 0.161 260.8)
XYZ	xyz(18.4099, 16.4671, 61.2276)
Luminance	0.1647 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#376ECF #CF9837

analogous

#37BACF #376ECF #4C37CF

triadic

#376ECF #CF376E #6ECF37

tetradic

#376ECF #CF37BA #CF9837 #37CF4C

square

#376ECF #CF37BA #CF9837 #37CF4C

split-complementary

#376ECF #CF4C37 #BACF37

monochromatic

#1B3A71 #2753A2 #376ECF #6892DB #9AB6E7

Accessibility & contrast

On white

4.89

#376ECF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#376ECF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #376ECF

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##376ECF	#FFFFFF	#000000	##FFFFFF
##376ECF	1.00	4.89	4.29	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A78D3

Deuteranopia (green-blind)

#126ACD

Tritanopia (blue-blind)

#008594

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #376ecf;
/* rgb */ color: rgb(55, 110, 207);
/* oklch */ color: oklch(55.3% 0.161 260.8);

Tailwind

colors: {
  custom: {
    50: '#8197de',
    500: '#376ecf',
    950: '#000000',
  },
}

SCSS

$custom: #376ecf;
$custom-light: #8197de;
$custom-dark: #000000;

JSON

{
  "hex": "#376ecf",
  "rgb": {
    "r": 55,
    "g": 110,
    "b": 207
  },
  "hsl": {
    "h": 218.289,
    "s": 61.29,
    "l": 51.373
  },
  "oklch": {
    "l": 0.55304,
    "c": 0.16117,
    "h": 260.8
  },
  "luminance": 0.16469
}

Semantic roles & 50–950 ramp

primary

#376ECF

secondary

#D2BA8F

accent

#AA43E4

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #376ECF

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

Preview Lab → · Contrast checker → · Palette generator →