#2755B4#2755B4

#2755B4 is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.4% C 0.160 H 262.6°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#2755B4
RGB	rgb(39, 85, 180)
HSL	hsl(220, 64%, 43%)
HSV	hsv(220, 78%, 71%)
CMYK	cmyk(78.3%, 52.8%, 0%, 29.4%)
CIE-LAB	lab(38.24, 19.26, -54.90)
CIE-LCH	lch(38.24, 58.18, 289.33°)
OKLab	oklab(47.42% -0.0207 -0.1582)
OKLCH	oklch(47.42% 0.16 262.6)
XYZ	xyz(12.3205, 10.2222, 44.4949)
Luminance	0.1022 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2755B4 #B48627

analogous

#279BB4 #2755B4 #4027B4

triadic

#2755B4 #B42755 #55B427

tetradic

#2755B4 #B4279B #B48627 #27B440

square

#2755B4 #B4279B #B48627 #27B440

split-complementary

#2755B4 #B44027 #9BB427

monochromatic

#11254F #1C3D82 #2755B4 #4272D6 #7498E1

Accessibility & contrast

On white

6.90

#2755B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#2755B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2755B4

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2755B4	#FFFFFF	#000000	##FFFFFF
##2755B4	1.00	6.90	3.04	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1061B7

Deuteranopia (green-blind)

#0054B2

Tritanopia (blue-blind)

#006C7C

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2755b4;
/* rgb */ color: rgb(39, 85, 180);
/* oklch */ color: oklch(47.4% 0.160 262.6);

Tailwind

colors: {
  custom: {
    50: '#7784cb',
    500: '#2755b4',
    950: '#000000',
  },
}

SCSS

$custom: #2755b4;
$custom-light: #7784cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2755b4",
  "rgb": {
    "r": 39,
    "g": 85,
    "b": 180
  },
  "hsl": {
    "h": 220.426,
    "s": 64.384,
    "l": 42.941
  },
  "oklch": {
    "l": 0.47423,
    "c": 0.15952,
    "h": 262.6
  },
  "luminance": 0.10224
}

Semantic roles & 50–950 ramp

primary

#2755B4

secondary

#C8AB6F

accent

#B140E7

background

#F7F8FC

surface

#EEEFF9

border

#C9CAD2

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2755B4

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

Preview Lab → · Contrast checker → · Palette generator →