#4371D0#4371D0

#4371D0 is a mid, vivid blue. Relative luminance 0.176; OKLCH L 56.5% C 0.155 H 263.0°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#4371D0
RGB	rgb(67, 113, 208)
HSL	hsl(220, 60%, 54%)
HSV	hsv(220, 68%, 82%)
CMYK	cmyk(67.8%, 45.7%, 0%, 18.4%)
CIE-LAB	lab(48.95, 15.44, -53.80)
CIE-LCH	lch(48.95, 55.97, 286.01°)
OKLab	oklab(56.51% -0.019 -0.154)
OKLCH	oklch(56.51% 0.155 263)
XYZ	xyz(19.6010, 17.5557, 62.0179)
Luminance	0.1756 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4371D0 #D0A243

analogous

#43B7D0 #4371D0 #5C43D0

triadic

#4371D0 #D04371 #71D043

tetradic

#4371D0 #D043B7 #D0A243 #43D05C

square

#4371D0 #D043B7 #D0A243 #43D05C

split-complementary

#4371D0 #D05C43 #B7D043

monochromatic

#1F3C7A #2B55AB #4371D0 #7496DC #A5BBE8

Accessibility & contrast

On white

4.65

#4371D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.51

#4371D0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4371D0

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4371D0	#FFFFFF	#000000	##FFFFFF
##4371D0	1.00	4.65	4.51	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.51	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#417BD4

Deuteranopia (green-blind)

#266ECE

Tritanopia (blue-blind)

#008796

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4371d0;
/* rgb */ color: rgb(67, 113, 208);
/* oklch */ color: oklch(56.5% 0.155 263.0);

Tailwind

colors: {
  custom: {
    50: '#8699df',
    500: '#4371d0',
    950: '#000000',
  },
}

SCSS

$custom: #4371d0;
$custom-light: #8699df;
$custom-dark: #000000;

JSON

{
  "hex": "#4371d0",
  "rgb": {
    "r": 67,
    "g": 113,
    "b": 208
  },
  "hsl": {
    "h": 220.426,
    "s": 60,
    "l": 53.922
  },
  "oklch": {
    "l": 0.5651,
    "c": 0.15514,
    "h": 263
  },
  "luminance": 0.17558
}

Semantic roles & 50–950 ramp

primary

#4371D0

secondary

#D5C299

accent

#AF45E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #4371D0

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

Preview Lab → · Contrast checker → · Palette generator →