#4631B7#4631B7

#4631B7 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 43.1% C 0.198 H 281.3°. Best body text is #FFFFFF at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#4631B7
RGB	rgb(70, 49, 183)
HSL	hsl(249, 58%, 45%)
HSV	hsv(249, 73%, 72%)
CMYK	cmyk(61.7%, 73.2%, 0%, 28.2%)
CIE-LAB	lab(31.62, 46.76, -67.41)
CIE-LCH	lch(31.62, 82.04, 304.75°)
OKLab	oklab(43.09% 0.0387 -0.1944)
OKLCH	oklch(43.09% 0.198 281.3)
XYZ	xyz(12.1687, 6.9167, 45.4844)
Luminance	0.0692 (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

#4631B7 #A2B731

analogous

#315FB7 #4631B7 #8931B7

triadic

#4631B7 #B74631 #31B746

tetradic

#4631B7 #B7315F #A2B731 #31B789

square

#4631B7 #B7315F #A2B731 #31B789

split-complementary

#4631B7 #B78931 #5FB731

monochromatic

#211756 #342487 #4631B7 #6854D1 #9284DE

Accessibility & contrast

On white

8.81

#4631B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#4631B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4631B7

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4631B7	#FFFFFF	#000000	##FFFFFF
##4631B7	1.00	8.81	2.38	8.81
#FFFFFF	8.81	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FBB

Deuteranopia (green-blind)

#0045B5

Tritanopia (blue-blind)

#005671

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #4631b7;
/* rgb */ color: rgb(70, 49, 183);
/* oklch */ color: oklch(43.1% 0.198 281.3);

Tailwind

colors: {
  custom: {
    50: '#876cce',
    500: '#4631b7',
    950: '#000000',
  },
}

SCSS

$custom: #4631b7;
$custom-light: #876cce;
$custom-dark: #000000;

JSON

{
  "hex": "#4631b7",
  "rgb": {
    "r": 70,
    "g": 49,
    "b": 183
  },
  "hsl": {
    "h": 249.403,
    "s": 57.759,
    "l": 45.49
  },
  "oklch": {
    "l": 0.43091,
    "c": 0.19821,
    "h": 281.3
  },
  "luminance": 0.06918
}

Semantic roles & 50–950 ramp

primary

#4631B7

secondary

#BCC87C

accent

#E147C9

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0D0714

muted

#7D7A82

Preview Lab

Preview with #4631B7

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

Preview Lab → · Contrast checker → · Palette generator →