#737FDB#737FDB

#737FDB is a light, vivid blue. Relative luminance 0.239; OKLCH L 62.8% C 0.138 H 276.1°. Best body text is #000000 at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#737FDB
RGB	rgb(115, 127, 219)
HSL	hsl(233, 59%, 65%)
HSV	hsv(233, 47%, 86%)
CMYK	cmyk(47.5%, 42%, 0%, 14.1%)
CIE-LAB	lab(56.02, 20.02, -48.58)
CIE-LCH	lch(56.02, 52.54, 292.39°)
OKLab	oklab(62.84% 0.0146 -0.1375)
OKLCH	oklch(62.84% 0.138 276.1)
XYZ	xyz(27.4418, 23.9365, 70.1783)
Luminance	0.2394 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#737FDB #DBCF73

analogous

#73B3DB #737FDB #9B73DB

triadic

#737FDB #DB737F #7FDB73

tetradic

#737FDB #DB73B3 #DBCF73 #73DB9B

square

#737FDB #DB73B3 #DBCF73 #73DB9B

split-complementary

#737FDB #DB9B73 #B3DB73

monochromatic

#2B3AA8 #4252CE #737FDB #A4ACE8 #D4D8F4

Accessibility & contrast

On white

3.63

#737FDB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.79

#737FDB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #737FDB

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##737FDB	#FFFFFF	#000000	##000000
##737FDB	1.00	3.63	5.79	5.79
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.79	21.00	1.00	1.00
##000000	5.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B8BDF

Deuteranopia (green-blind)

#5282D9

Tritanopia (blue-blind)

#4C92A2

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #737fdb;
/* rgb */ color: rgb(115, 127, 219);
/* oklch */ color: oklch(62.8% 0.138 276.1);

Tailwind

colors: {
  custom: {
    50: '#a1a3e6',
    500: '#737fdb',
    950: '#000000',
  },
}

SCSS

$custom: #737fdb;
$custom-light: #a1a3e6;
$custom-dark: #000000;

JSON

{
  "hex": "#737fdb",
  "rgb": {
    "r": 115,
    "g": 127,
    "b": 219
  },
  "hsl": {
    "h": 233.077,
    "s": 59.091,
    "l": 65.49
  },
  "oklch": {
    "l": 0.62844,
    "c": 0.13831,
    "h": 276.1
  },
  "luminance": 0.23938
}

Semantic roles & 50–950 ramp

primary

#737FDB

secondary

#E6E2C3

accent

#B31FC7

background

#FAFAFE

surface

#F4F3FC

border

#CECDD5

text

#0F0F16

muted

#7F7F84

Preview Lab

Preview with #737FDB

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

Preview Lab → · Contrast checker → · Palette generator →