#2751AD#2751AD

#2751AD is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.0% C 0.155 H 263.2°. Best body text is #FFFFFF at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#2751AD
RGB	rgb(39, 81, 173)
HSL	hsl(221, 63%, 42%)
HSV	hsv(221, 77%, 68%)
CMYK	cmyk(77.5%, 53.2%, 0%, 32.2%)
CIE-LAB	lab(36.62, 19.21, -53.39)
CIE-LCH	lch(36.62, 56.74, 289.78°)
OKLab	oklab(46.03% -0.0184 -0.1538)
OKLCH	oklch(46.03% 0.155 263.2)
XYZ	xyz(11.3193, 9.3320, 40.7318)
Luminance	0.0933 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2751AD #AD8327

analogous

#2794AD #2751AD #4027AD

triadic

#2751AD #AD2751 #51AD27

tetradic

#2751AD #AD2794 #AD8327 #27AD40

square

#2751AD #AD2794 #AD8327 #27AD40

split-complementary

#2751AD #AD4027 #94AD27

monochromatic

#102249 #1C3A7B #2751AD #3E6DD3 #7092DF

Accessibility & contrast

On white

7.33

#2751AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#2751AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2751AD

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2751AD	#FFFFFF	#000000	##FFFFFF
##2751AD	1.00	7.33	2.87	7.33
#FFFFFF	7.33	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D5DB0

Deuteranopia (green-blind)

#0050AB

Tritanopia (blue-blind)

#006777

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #2751ad;
/* rgb */ color: rgb(39, 81, 173);
/* oklch */ color: oklch(46.0% 0.155 263.2);

Tailwind

colors: {
  custom: {
    50: '#7681c6',
    500: '#2751ad',
    950: '#000000',
  },
}

SCSS

$custom: #2751ad;
$custom-light: #7681c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2751ad",
  "rgb": {
    "r": 39,
    "g": 81,
    "b": 173
  },
  "hsl": {
    "h": 221.194,
    "s": 63.208,
    "l": 41.569
  },
  "oklch": {
    "l": 0.46029,
    "c": 0.15489,
    "h": 263.2
  },
  "luminance": 0.09333
}

Semantic roles & 50–950 ramp

primary

#2751AD

secondary

#C6A96A

accent

#B342E6

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2751AD

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

Preview Lab → · Contrast checker → · Palette generator →