#4E558B#4E558B

#4E558B is a mid, moderate blue. Relative luminance 0.100; OKLCH L 46.8% C 0.088 H 276.8°. Best body text is #FFFFFF at 7.01:1 contrast (WCAG AA passes).

Color values

HEX	#4E558B
RGB	rgb(78, 85, 139)
HSL	hsl(233, 28%, 43%)
HSV	hsv(233, 44%, 55%)
CMYK	cmyk(43.9%, 38.8%, 0%, 45.5%)
CIE-LAB	lab(37.81, 12.10, -30.93)
CIE-LCH	lch(37.81, 33.22, 291.36°)
OKLab	oklab(46.84% 0.0104 -0.087)
OKLCH	oklch(46.84% 0.088 276.8)
XYZ	xyz(11.0492, 9.9803, 25.7653)
Luminance	0.0998 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E558B #8B844E

analogous

#4E738B #4E558B #664E8B

triadic

#4E558B #8B4E55 #558B4E

tetradic

#4E558B #8B4E73 #8B844E #4E8B66

square

#4E558B #8B4E73 #8B844E #4E8B66

split-complementary

#4E558B #8B664E #738B4E

monochromatic

#22253D #383D64 #4E558B #6B72AC #9297C2

Accessibility & contrast

On white

7.01

#4E558B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

3.00

#4E558B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E558B

7.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E558B	#FFFFFF	#000000	##FFFFFF
##4E558B	1.00	7.01	3.00	7.01
#FFFFFF	7.01	1.00	21.00	1.00
#000000	3.00	21.00	1.00	21.00
##FFFFFF	7.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#425B8D

Deuteranopia (green-blind)

#3D578A

Tritanopia (blue-blind)

#3A6069

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4e558b;
/* rgb */ color: rgb(78, 85, 139);
/* oklch */ color: oklch(46.8% 0.088 276.8);

Tailwind

colors: {
  custom: {
    50: '#8384ad',
    500: '#4e558b',
    950: '#000000',
  },
}

SCSS

$custom: #4e558b;
$custom-light: #8384ad;
$custom-dark: #000000;

JSON

{
  "hex": "#4e558b",
  "rgb": {
    "r": 78,
    "g": 85,
    "b": 139
  },
  "hsl": {
    "h": 233.115,
    "s": 28.111,
    "l": 42.549
  },
  "oklch": {
    "l": 0.46837,
    "c": 0.08767,
    "h": 276.8
  },
  "luminance": 0.09981
}

Semantic roles & 50–950 ramp

primary

#4E558B

secondary

#AEAA87

accent

#B963C4

background

#F8F8FA

surface

#EFEFF4

border

#CACACE

text

#0B0B10

muted

#7C7C7F

Preview Lab

Preview with #4E558B

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

Preview Lab → · Contrast checker → · Palette generator →