#2751AA#2751AA

#2751AA is a mid, vivid blue. Relative luminance 0.092; OKLCH L 45.8% C 0.151 H 262.9°. Best body text is #FFFFFF at 7.39:1 contrast (WCAG AA passes).

Color values

HEX	#2751AA
RGB	rgb(39, 81, 170)
HSL	hsl(221, 63%, 41%)
HSV	hsv(221, 77%, 67%)
CMYK	cmyk(77.1%, 52.4%, 0%, 33.3%)
CIE-LAB	lab(36.40, 18.04, -51.96)
CIE-LCH	lch(36.40, 55.00, 289.15°)
OKLab	oklab(45.8% -0.0187 -0.1496)
OKLCH	oklch(45.8% 0.151 262.9)
XYZ	xyz(11.0322, 9.2172, 39.2201)
Luminance	0.0922 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2751AA #AA8027

analogous

#2792AA #2751AA #3E27AA

triadic

#2751AA #AA2751 #51AA27

tetradic

#2751AA #AA2792 #AA8027 #27AA3E

square

#2751AA #AA2792 #AA8027 #27AA3E

split-complementary

#2751AA #AA3E27 #92AA27

monochromatic

#102246 #1C3978 #2751AA #3C6CD2 #6E92DE

Accessibility & contrast

On white

7.39

#2751AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#2751AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2751AA

7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2751AA	#FFFFFF	#000000	##FFFFFF
##2751AA	1.00	7.39	2.84	7.39
#FFFFFF	7.39	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#155CAD

Deuteranopia (green-blind)

#0050A8

Tritanopia (blue-blind)

#006775

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #2751aa;
/* rgb */ color: rgb(39, 81, 170);
/* oklch */ color: oklch(45.8% 0.151 262.9);

Tailwind

colors: {
  custom: {
    50: '#7581c4',
    500: '#2751aa',
    950: '#000000',
  },
}

SCSS

$custom: #2751aa;
$custom-light: #7581c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2751aa",
  "rgb": {
    "r": 39,
    "g": 81,
    "b": 170
  },
  "hsl": {
    "h": 220.763,
    "s": 62.679,
    "l": 40.98
  },
  "oklch": {
    "l": 0.45796,
    "c": 0.15074,
    "h": 262.9
  },
  "luminance": 0.09218
}

Semantic roles & 50–950 ramp

primary

#2751AA

secondary

#C4A769

accent

#B142E6

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2751AA

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

Preview Lab → · Contrast checker → · Palette generator →