#4579B7#4579B7

#4579B7 is a mid, moderate cyan. Relative luminance 0.184; OKLCH L 56.8% C 0.112 H 253.9°. Best body text is #000000 at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#4579B7
RGB	rgb(69, 121, 183)
HSL	hsl(213, 45%, 49%)
HSV	hsv(213, 62%, 72%)
CMYK	cmyk(62.3%, 33.9%, 0%, 28.2%)
CIE-LAB	lab(49.93, 2.09, -37.91)
CIE-LCH	lch(49.93, 37.96, 273.16°)
OKLab	oklab(56.84% -0.0309 -0.1072)
OKLCH	oklch(56.84% 0.112 253.9)
XYZ	xyz(17.8358, 18.3572, 47.3939)
Luminance	0.1836 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4579B7 #B78345

analogous

#45B2B7 #4579B7 #4A45B7

triadic

#4579B7 #B74579 #79B745

tetradic

#4579B7 #B745B2 #B78345 #45B74A

square

#4579B7 #B745B2 #B78345 #45B74A

split-complementary

#4579B7 #B74A45 #B2B745

monochromatic

#233E5E #345C8B #4579B7 #7099C9 #9DB9DA

Accessibility & contrast

On white

4.50

#4579B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.67

#4579B7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4579B7

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4579B7	#FFFFFF	#000000	##000000
##4579B7	1.00	4.50	4.67	4.67
#FFFFFF	4.50	1.00	21.00	21.00
#000000	4.67	21.00	1.00	1.00
##000000	4.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F7DBA

Deuteranopia (green-blind)

#4F72B6

Tritanopia (blue-blind)

#00878F

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4579b7;
/* rgb */ color: rgb(69, 121, 183);
/* oklch */ color: oklch(56.8% 0.112 253.9);

Tailwind

colors: {
  custom: {
    50: '#839fcd',
    500: '#4579b7',
    950: '#000000',
  },
}

SCSS

$custom: #4579b7;
$custom-light: #839fcd;
$custom-dark: #000000;

JSON

{
  "hex": "#4579b7",
  "rgb": {
    "r": 69,
    "g": 121,
    "b": 183
  },
  "hsl": {
    "h": 212.632,
    "s": 45.238,
    "l": 49.412
  },
  "oklch": {
    "l": 0.56841,
    "c": 0.11161,
    "h": 253.9
  },
  "luminance": 0.18359
}

Semantic roles & 50–950 ramp

primary

#4579B7

secondary

#C6AE92

accent

#9A53D5

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #4579B7

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

Preview Lab → · Contrast checker → · Palette generator →