#4537BD#4537BD

#4537BD is a dark, vivid blue. Relative luminance 0.077; OKLCH L 44.4% C 0.199 H 279.2°. Best body text is #FFFFFF at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#4537BD
RGB	rgb(69, 55, 189)
HSL	hsl(246, 55%, 48%)
HSV	hsv(246, 71%, 74%)
CMYK	cmyk(63.5%, 70.9%, 0%, 25.9%)
CIE-LAB	lab(33.29, 45.19, -68.21)
CIE-LCH	lch(33.29, 81.82, 303.52°)
OKLab	oklab(44.43% 0.0319 -0.1968)
OKLCH	oklch(44.43% 0.199 279.2)
XYZ	xyz(13.0028, 7.6707, 48.9296)
Luminance	0.0767 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4537BD #AFBD37

analogous

#376CBD #4537BD #8837BD

triadic

#4537BD #BD4537 #37BD45

tetradic

#4537BD #BD376C #AFBD37 #37BD88

square

#4537BD #BD376C #AFBD37 #37BD88

split-complementary

#4537BD #BD8837 #6CBD37

monochromatic

#221B5E #34298E #4537BD #6C60D1 #9890DF

Accessibility & contrast

On white

8.29

#4537BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#4537BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4537BD

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4537BD	#FFFFFF	#000000	##FFFFFF
##4537BD	1.00	8.29	2.53	8.29
#FFFFFF	8.29	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053C1

Deuteranopia (green-blind)

#0049BB

Tritanopia (blue-blind)

#005C76

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #4537bd;
/* rgb */ color: rgb(69, 55, 189);
/* oklch */ color: oklch(44.4% 0.199 279.2);

Tailwind

colors: {
  custom: {
    50: '#8770d2',
    500: '#4537bd',
    950: '#000000',
  },
}

SCSS

$custom: #4537bd;
$custom-light: #8770d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4537bd",
  "rgb": {
    "r": 69,
    "g": 55,
    "b": 189
  },
  "hsl": {
    "h": 246.269,
    "s": 54.918,
    "l": 47.843
  },
  "oklch": {
    "l": 0.4443,
    "c": 0.19938,
    "h": 279.2
  },
  "luminance": 0.07672
}

Semantic roles & 50–950 ramp

primary

#4537BD

secondary

#C2C986

accent

#DE4ACF

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0714

muted

#7E7A83

Preview Lab

Preview with #4537BD

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

Preview Lab → · Contrast checker → · Palette generator →