#4577DB#4577DB

#4577DB is a mid, vivid blue. Relative luminance 0.196; OKLCH L 58.6% C 0.162 H 262.5°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#4577DB
RGB	rgb(69, 119, 219)
HSL	hsl(220, 68%, 56%)
HSV	hsv(220, 68%, 86%)
CMYK	cmyk(68.5%, 45.7%, 0%, 14.1%)
CIE-LAB	lab(51.35, 15.92, -56.19)
CIE-LCH	lch(51.35, 58.40, 285.82°)
OKLab	oklab(58.59% -0.0211 -0.1609)
OKLCH	oklch(58.59% 0.162 262.5)
XYZ	xyz(21.8327, 19.5711, 69.6311)
Luminance	0.1957 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4577DB #DBA945

analogous

#45C2DB #4577DB #5E45DB

triadic

#4577DB #DB4577 #77DB45

tetradic

#4577DB #DB45C2 #DBA945 #45DB5E

square

#4577DB #DB45C2 #DBA945 #45DB5E

split-complementary

#4577DB #DB5E45 #C2DB45

monochromatic

#1B408B #2558BE #4577DB #789CE5 #ACC2EF

Accessibility & contrast

On white

4.27

#4577DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#4577DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4577DB

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4577DB	#FFFFFF	#000000	##000000
##4577DB	1.00	4.27	4.91	4.91
#FFFFFF	4.27	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)

#4482DF

Deuteranopia (green-blind)

#2674D9

Tritanopia (blue-blind)

#008E9E

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #4577db;
/* rgb */ color: rgb(69, 119, 219);
/* oklch */ color: oklch(58.6% 0.162 262.5);

Tailwind

colors: {
  custom: {
    50: '#899de7',
    500: '#4577db',
    950: '#000000',
  },
}

SCSS

$custom: #4577db;
$custom-light: #899de7;
$custom-dark: #000000;

JSON

{
  "hex": "#4577db",
  "rgb": {
    "r": 69,
    "g": 119,
    "b": 219
  },
  "hsl": {
    "h": 220,
    "s": 67.568,
    "l": 56.471
  },
  "oklch": {
    "l": 0.58588,
    "c": 0.16226,
    "h": 262.5
  },
  "luminance": 0.19573
}

Semantic roles & 50–950 ramp

primary

#4577DB

secondary

#DDC89F

accent

#B13DEA

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4577DB

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

Preview Lab → · Contrast checker → · Palette generator →