#4F588D#4F588D

#4F588D is a mid, moderate blue. Relative luminance 0.106; OKLCH L 47.7% C 0.086 H 275.3°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#4F588D
RGB	rgb(79, 88, 141)
HSL	hsl(231, 28%, 43%)
HSV	hsv(231, 44%, 55%)
CMYK	cmyk(44%, 37.6%, 0%, 44.7%)
CIE-LAB	lab(38.84, 11.08, -30.52)
CIE-LCH	lch(38.84, 32.47, 289.95°)
OKLab	oklab(47.68% 0.008 -0.0858)
OKLCH	oklch(47.68% 0.086 275.3)
XYZ	xyz(11.5204, 10.5642, 26.6262)
Luminance	0.1056 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F588D #8D844F

analogous

#4F778D #4F588D #654F8D

triadic

#4F588D #8D4F58 #588D4F

tetradic

#4F588D #8D4F77 #8D844F #4F8D65

square

#4F588D #8D4F77 #8D844F #4F8D65

split-complementary

#4F588D #8D654F #778D4F

monochromatic

#23273F #394066 #4F588D #6C76AD #949AC3

Accessibility & contrast

On white

6.75

#4F588D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#4F588D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F588D

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F588D	#FFFFFF	#000000	##FFFFFF
##4F588D	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#455E8F

Deuteranopia (green-blind)

#40598C

Tritanopia (blue-blind)

#3B636C

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4f588d;
/* rgb */ color: rgb(79, 88, 141);
/* oklch */ color: oklch(47.7% 0.086 275.3);

Tailwind

colors: {
  custom: {
    50: '#8387ae',
    500: '#4f588d',
    950: '#000000',
  },
}

SCSS

$custom: #4f588d;
$custom-light: #8387ae;
$custom-dark: #000000;

JSON

{
  "hex": "#4f588d",
  "rgb": {
    "r": 79,
    "g": 88,
    "b": 141
  },
  "hsl": {
    "h": 231.29,
    "s": 28.182,
    "l": 43.137
  },
  "oklch": {
    "l": 0.47682,
    "c": 0.08619,
    "h": 275.3
  },
  "luminance": 0.10565
}

Semantic roles & 50–950 ramp

primary

#4F588D

secondary

#AFAA88

accent

#B663C4

background

#F8F8FA

surface

#EFEFF4

border

#CACACE

text

#0B0B10

muted

#7C7C7F

Preview Lab

Preview with #4F588D

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

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