#4377DC#4377DC

#4377DC is a mid, vivid blue. Relative luminance 0.196; OKLCH L 58.6% C 0.164 H 262.1°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#4377DC
RGB	rgb(67, 119, 220)
HSL	hsl(220, 69%, 56%)
HSV	hsv(220, 70%, 86%)
CMYK	cmyk(69.5%, 45.9%, 0%, 13.7%)
CIE-LAB	lab(51.33, 15.98, -56.80)
CIE-LCH	lch(51.33, 59.00, 285.71°)
OKLab	oklab(58.57% -0.0225 -0.1627)
OKLCH	oklch(58.57% 0.164 262.1)
XYZ	xyz(21.8252, 19.5520, 70.3200)
Luminance	0.1955 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4377DC #DCA843

analogous

#43C4DC #4377DC #5C43DC

triadic

#4377DC #DC4377 #77DC43

tetradic

#4377DC #DC43C4 #DCA843 #43DC5C

square

#4377DC #DC43C4 #DCA843 #43DC5C

split-complementary

#4377DC #DC5C43 #C4DC43

monochromatic

#1A408B #2358BE #4377DC #779CE6 #AAC2EF

Accessibility & contrast

On white

4.28

#4377DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#4377DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4377DC

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4377DC	#FFFFFF	#000000	##000000
##4377DC	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4382E0

Deuteranopia (green-blind)

#2274DA

Tritanopia (blue-blind)

#008F9F

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #4377dc;
/* rgb */ color: rgb(67, 119, 220);
/* oklch */ color: oklch(58.6% 0.164 262.1);

Tailwind

colors: {
  custom: {
    50: '#889de7',
    500: '#4377dc',
    950: '#000000',
  },
}

SCSS

$custom: #4377dc;
$custom-light: #889de7;
$custom-dark: #000000;

JSON

{
  "hex": "#4377dc",
  "rgb": {
    "r": 67,
    "g": 119,
    "b": 220
  },
  "hsl": {
    "h": 219.608,
    "s": 68.61,
    "l": 56.275
  },
  "oklch": {
    "l": 0.58568,
    "c": 0.16425,
    "h": 262.1
  },
  "luminance": 0.19554
}

Semantic roles & 50–950 ramp

primary

#4377DC

secondary

#DDC79E

accent

#B03CEB

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4377DC

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

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