#4631B8#4631B8

#4631B8 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 43.2% C 0.199 H 281.1°. Best body text is #FFFFFF at 8.78:1 contrast (WCAG AA passes).

Color values

HEX	#4631B8
RGB	rgb(70, 49, 184)
HSL	hsl(249, 58%, 46%)
HSV	hsv(249, 73%, 72%)
CMYK	cmyk(62%, 73.4%, 0%, 27.8%)
CIE-LAB	lab(31.71, 47.07, -67.85)
CIE-LCH	lch(31.71, 82.57, 304.75°)
OKLab	oklab(43.19% 0.0385 -0.1957)
OKLCH	oklch(43.19% 0.199 281.1)
XYZ	xyz(12.2731, 6.9585, 46.0345)
Luminance	0.0696 (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

#4631B8 #A3B831

analogous

#3160B8 #4631B8 #8931B8

triadic

#4631B8 #B84631 #31B846

tetradic

#4631B8 #B83160 #A3B831 #31B889

square

#4631B8 #B83160 #A3B831 #31B889

split-complementary

#4631B8 #B88931 #60B831

monochromatic

#211757 #342488 #4631B8 #6855D2 #9385DE

Accessibility & contrast

On white

8.78

#4631B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#4631B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4631B8

8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4631B8	#FFFFFF	#000000	##FFFFFF
##4631B8	1.00	8.78	2.39	8.78
#FFFFFF	8.78	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FBC

Deuteranopia (green-blind)

#0046B6

Tritanopia (blue-blind)

#005772

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #4631b8;
/* rgb */ color: rgb(70, 49, 184);
/* oklch */ color: oklch(43.2% 0.199 281.1);

Tailwind

colors: {
  custom: {
    50: '#876ccf',
    500: '#4631b8',
    950: '#000000',
  },
}

SCSS

$custom: #4631b8;
$custom-light: #876ccf;
$custom-dark: #000000;

JSON

{
  "hex": "#4631b8",
  "rgb": {
    "r": 70,
    "g": 49,
    "b": 184
  },
  "hsl": {
    "h": 249.333,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.43187,
    "c": 0.19943,
    "h": 281.1
  },
  "luminance": 0.06959
}

Semantic roles & 50–950 ramp

primary

#4631B8

secondary

#BCC87D

accent

#E147C9

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0D0714

muted

#7D7A82

Preview Lab

Preview with #4631B8

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

Preview Lab → · Contrast checker → · Palette generator →