#2750B2#2750B2

#2750B2 is a mid, vivid blue. Relative luminance 0.094; OKLCH L 46.2% C 0.163 H 264.0°. Best body text is #FFFFFF at 7.30:1 contrast (WCAG AA passes).

Color values

HEX	#2750B2
RGB	rgb(39, 80, 178)
HSL	hsl(222, 64%, 43%)
HSV	hsv(222, 78%, 70%)
CMYK	cmyk(78.1%, 55.1%, 0%, 30.2%)
CIE-LAB	lab(36.71, 21.80, -56.20)
CIE-LCH	lch(36.71, 60.28, 291.20°)
OKLab	oklab(46.22% -0.0172 -0.1621)
OKLCH	oklch(46.22% 0.163 264)
XYZ	xyz(11.7384, 9.3817, 43.3030)
Luminance	0.0938 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2750B2 #B28927

analogous

#2796B2 #2750B2 #4327B2

triadic

#2750B2 #B22750 #50B227

tetradic

#2750B2 #B22796 #B28927 #27B243

square

#2750B2 #B22796 #B28927 #27B243

split-complementary

#2750B2 #B24327 #96B227

monochromatic

#11234E #1C3980 #2750B2 #416DD5 #7393E0

Accessibility & contrast

On white

7.30

#2750B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#2750B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2750B2

7.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2750B2	#FFFFFF	#000000	##FFFFFF
##2750B2	1.00	7.30	2.88	7.30
#FFFFFF	7.30	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DB5

Deuteranopia (green-blind)

#0050B0

Tritanopia (blue-blind)

#006879

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #2750b2;
/* rgb */ color: rgb(39, 80, 178);
/* oklch */ color: oklch(46.2% 0.163 264.0);

Tailwind

colors: {
  custom: {
    50: '#7780ca',
    500: '#2750b2',
    950: '#000000',
  },
}

SCSS

$custom: #2750b2;
$custom-light: #7780ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2750b2",
  "rgb": {
    "r": 39,
    "g": 80,
    "b": 178
  },
  "hsl": {
    "h": 222.302,
    "s": 64.055,
    "l": 42.549
  },
  "oklch": {
    "l": 0.46217,
    "c": 0.16299,
    "h": 264
  },
  "luminance": 0.09383
}

Semantic roles & 50–950 ramp

primary

#2750B2

secondary

#C8AD6D

accent

#B641E7

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2750B2

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

Preview Lab → · Contrast checker → · Palette generator →