#4B61DA#4B61DA

#4B61DA is a mid, vivid blue. Relative luminance 0.151; OKLCH L 54.4% C 0.186 H 271.1°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#4B61DA
RGB	rgb(75, 97, 218)
HSL	hsl(231, 66%, 57%)
HSV	hsv(231, 66%, 85%)
CMYK	cmyk(65.6%, 55.5%, 0%, 14.5%)
CIE-LAB	lab(45.78, 30.25, -64.60)
CIE-LCH	lch(45.78, 71.33, 295.09°)
OKLab	oklab(54.42% 0.0036 -0.1858)
OKLCH	oklch(54.42% 0.186 271.1)
XYZ	xyz(19.8270, 15.1054, 68.1868)
Luminance	0.1511 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B61DA #DAC44B

analogous

#4BA9DA #4B61DA #7C4BDA

triadic

#4B61DA #DA4B61 #61DA4B

tetradic

#4B61DA #DA4BA9 #DAC44B #4BDA7C

square

#4B61DA #DA4BA9 #DAC44B #4BDA7C

split-complementary

#4B61DA #DA7C4B #A9DA4B

monochromatic

#1D2E8E #283FC0 #4B61DA #7E8EE4 #B1BAEF

Accessibility & contrast

On white

5.22

#4B61DA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#4B61DA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B61DA

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B61DA	#FFFFFF	#000000	##FFFFFF
##4B61DA	1.00	5.22	4.02	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073DE

Deuteranopia (green-blind)

#0066D8

Tritanopia (blue-blind)

#007E94

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #4b61da;
/* rgb */ color: rgb(75, 97, 218);
/* oklch */ color: oklch(54.4% 0.186 271.1);

Tailwind

colors: {
  custom: {
    50: '#8c8de6',
    500: '#4b61da',
    950: '#000000',
  },
}

SCSS

$custom: #4b61da;
$custom-light: #8c8de6;
$custom-dark: #000000;

JSON

{
  "hex": "#4b61da",
  "rgb": {
    "r": 75,
    "g": 97,
    "b": 218
  },
  "hsl": {
    "h": 230.769,
    "s": 65.899,
    "l": 57.451
  },
  "oklch": {
    "l": 0.54419,
    "c": 0.18583,
    "h": 271.1
  },
  "luminance": 0.15107
}

Semantic roles & 50–950 ramp

primary

#4B61DA

secondary

#DDD4A4

accent

#CF3FE9

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4B61DA

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

Preview Lab → · Contrast checker → · Palette generator →