#4741BB#4741BB

#4741BB is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.9% C 0.185 H 278.4°. Best body text is #FFFFFF at 7.66:1 contrast (WCAG AA passes).

Color values

HEX	#4741BB
RGB	rgb(71, 65, 187)
HSL	hsl(243, 48%, 49%)
HSV	hsv(243, 65%, 73%)
CMYK	cmyk(62%, 65.2%, 0%, 26.7%)
CIE-LAB	lab(35.41, 38.98, -63.54)
CIE-LCH	lch(35.41, 74.55, 301.53°)
OKLab	oklab(45.95% 0.0271 -0.1831)
OKLCH	oklch(45.95% 0.185 278.4)
XYZ	xyz(13.4556, 8.7070, 47.9756)
Luminance	0.0871 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.45

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4741BB #B5BB41

analogous

#4178BB #4741BB #8441BB

triadic

#4741BB #BB4741 #41BB47

tetradic

#4741BB #BB4178 #B5BB41 #41BB84

square

#4741BB #BB4178 #B5BB41 #41BB84

split-complementary

#4741BB #BB8441 #78BB41

monochromatic

#252160 #36318E #4741BB #726DCC #9E9ADC

Accessibility & contrast

On white

7.66

#4741BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#4741BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4741BB

7.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4741BB	#FFFFFF	#000000	##FFFFFF
##4741BB	1.00	7.66	2.74	7.66
#FFFFFF	7.66	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058BF

Deuteranopia (green-blind)

#004EB9

Tritanopia (blue-blind)

#006078

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4741bb;
/* rgb */ color: rgb(71, 65, 187);
/* oklch */ color: oklch(45.9% 0.185 278.4);

Tailwind

colors: {
  custom: {
    50: '#8776d0',
    500: '#4741bb',
    950: '#000000',
  },
}

SCSS

$custom: #4741bb;
$custom-light: #8776d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4741bb",
  "rgb": {
    "r": 71,
    "g": 65,
    "b": 187
  },
  "hsl": {
    "h": 242.951,
    "s": 48.413,
    "l": 49.412
  },
  "oklch": {
    "l": 0.45947,
    "c": 0.18506,
    "h": 278.4
  },
  "luminance": 0.08708
}

Semantic roles & 50–950 ramp

primary

#4741BB

secondary

#C5C890

accent

#D850D1

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #4741BB

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

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