#2751B6#2751B6

#2751B6 is a mid, vivid blue. Relative luminance 0.097; OKLCH L 46.7% C 0.167 H 264.0°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#2751B6
RGB	rgb(39, 81, 182)
HSL	hsl(222, 65%, 43%)
HSV	hsv(222, 79%, 71%)
CMYK	cmyk(78.6%, 55.5%, 0%, 28.6%)
CIE-LAB	lab(37.28, 22.68, -57.63)
CIE-LCH	lch(37.28, 61.93, 291.48°)
OKLab	oklab(46.75% -0.0176 -0.1662)
OKLCH	oklch(46.75% 0.167 264)
XYZ	xyz(12.2196, 9.6922, 45.4737)
Luminance	0.0969 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2751B6 #B68C27

analogous

#2798B6 #2751B6 #4527B6

triadic

#2751B6 #B62751 #51B627

tetradic

#2751B6 #B62798 #B68C27 #27B645

square

#2751B6 #B62798 #B68C27 #27B645

split-complementary

#2751B6 #B64527 #98B627

monochromatic

#112451 #1C3B84 #2751B6 #436FD7 #7695E2

Accessibility & contrast

On white

7.15

#2751B6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#2751B6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2751B6

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2751B6	#FFFFFF	#000000	##FFFFFF
##2751B6	1.00	7.15	2.94	7.15
#FFFFFF	7.15	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FB9

Deuteranopia (green-blind)

#0051B4

Tritanopia (blue-blind)

#006A7B

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #2751b6;
/* rgb */ color: rgb(39, 81, 182);
/* oklch */ color: oklch(46.7% 0.167 264.0);

Tailwind

colors: {
  custom: {
    50: '#7881cd',
    500: '#2751b6',
    950: '#000000',
  },
}

SCSS

$custom: #2751b6;
$custom-light: #7881cd;
$custom-dark: #000000;

JSON

{
  "hex": "#2751b6",
  "rgb": {
    "r": 39,
    "g": 81,
    "b": 182
  },
  "hsl": {
    "h": 222.378,
    "s": 64.706,
    "l": 43.333
  },
  "oklch": {
    "l": 0.46746,
    "c": 0.16718,
    "h": 264
  },
  "luminance": 0.09694
}

Semantic roles & 50–950 ramp

primary

#2751B6

secondary

#C9AF70

accent

#B640E8

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2751B6

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

Preview Lab → · Contrast checker → · Palette generator →