#4577CA#4577CA

#4577CA is a mid, vivid blue. Relative luminance 0.187; OKLCH L 57.5% C 0.139 H 260.0°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#4577CA
RGB	rgb(69, 119, 202)
HSL	hsl(217, 56%, 53%)
HSV	hsv(217, 66%, 79%)
CMYK	cmyk(65.8%, 41.1%, 0%, 20.8%)
CIE-LAB	lab(50.36, 9.91, -48.12)
CIE-LCH	lch(50.36, 49.13, 281.63°)
OKLab	oklab(57.51% -0.0242 -0.1372)
OKLCH	oklch(57.51% 0.139 260)
XYZ	xyz(19.7079, 18.7212, 58.4406)
Luminance	0.1872 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4577CA #CA9845

analogous

#45B9CA #4577CA #5545CA

triadic

#4577CA #CA4577 #77CA45

tetradic

#4577CA #CA45B9 #CA9845 #45CA55

square

#4577CA #CA45B9 #CA9845 #45CA55

split-complementary

#4577CA #CA5545 #B9CA45

monochromatic

#214074 #2F5AA3 #4577CA #759AD8 #A4BDE5

Accessibility & contrast

On white

4.43

#4577CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#4577CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4577CA

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4577CA	#FFFFFF	#000000	##000000
##4577CA	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#517FCD

Deuteranopia (green-blind)

#3D72C8

Tritanopia (blue-blind)

#008A97

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4577ca;
/* rgb */ color: rgb(69, 119, 202);
/* oklch */ color: oklch(57.5% 0.139 260.0);

Tailwind

colors: {
  custom: {
    50: '#869dda',
    500: '#4577ca',
    950: '#000000',
  },
}

SCSS

$custom: #4577ca;
$custom-light: #869dda;
$custom-dark: #000000;

JSON

{
  "hex": "#4577ca",
  "rgb": {
    "r": 69,
    "g": 119,
    "b": 202
  },
  "hsl": {
    "h": 217.444,
    "s": 55.649,
    "l": 53.137
  },
  "oklch": {
    "l": 0.57505,
    "c": 0.1393,
    "h": 260
  },
  "luminance": 0.18723
}

Semantic roles & 50–950 ramp

primary

#4577CA

secondary

#D2BD99

accent

#A749DF

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4577CA

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

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