#4A588F#4A588F

#4A588F is a mid, moderate blue. Relative luminance 0.104; OKLCH L 47.4% C 0.091 H 271.7°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#4A588F
RGB	rgb(74, 88, 143)
HSL	hsl(228, 32%, 43%)
HSV	hsv(228, 48%, 56%)
CMYK	cmyk(48.3%, 38.5%, 0%, 43.9%)
CIE-LAB	lab(38.58, 10.37, -32.16)
CIE-LCH	lch(38.58, 33.79, 287.88°)
OKLab	oklab(47.43% 0.0028 -0.0907)
OKLCH	oklch(47.43% 0.091 271.7)
XYZ	xyz(11.2701, 10.4178, 27.3983)
Luminance	0.1042 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A588F #8F814A

analogous

#4A7A8F #4A588F #5E4A8F

triadic

#4A588F #8F4A58 #588F4A

tetradic

#4A588F #8F4A7A #8F814A #4A8F5E

square

#4A588F #8F4A7A #8F814A #4A8F5E

split-complementary

#4A588F #8F5E4A #7A8F4A

monochromatic

#20263E #353F67 #4A588F #6675B0 #8F9AC5

Accessibility & contrast

On white

6.81

#4A588F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#4A588F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4A588F

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A588F	#FFFFFF	#000000	##FFFFFF
##4A588F	1.00	6.81	3.08	6.81
#FFFFFF	6.81	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#435E91

Deuteranopia (green-blind)

#3D588E

Tritanopia (blue-blind)

#30636C

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4a588f;
/* rgb */ color: rgb(74, 88, 143);
/* oklch */ color: oklch(47.4% 0.091 271.7);

Tailwind

colors: {
  custom: {
    50: '#8086b0',
    500: '#4a588f',
    950: '#000000',
  },
}

SCSS

$custom: #4a588f;
$custom-light: #8086b0;
$custom-dark: #000000;

JSON

{
  "hex": "#4a588f",
  "rgb": {
    "r": 74,
    "g": 88,
    "b": 143
  },
  "hsl": {
    "h": 227.826,
    "s": 31.797,
    "l": 42.549
  },
  "oklch": {
    "l": 0.47428,
    "c": 0.09072,
    "h": 271.7
  },
  "luminance": 0.10418
}

Semantic roles & 50–950 ramp

primary

#4A588F

secondary

#B1A884

accent

#B360C8

background

#F8F8FA

surface

#EFEFF5

border

#CACACF

text

#0A0B10

muted

#7C7C7F

Preview Lab

Preview with #4A588F

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

Preview Lab → · Contrast checker → · Palette generator →