#2757BA#2757BA

#2757BA is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.3% C 0.165 H 262.5°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#2757BA
RGB	rgb(39, 87, 186)
HSL	hsl(220, 65%, 44%)
HSV	hsv(220, 79%, 73%)
CMYK	cmyk(79%, 53.2%, 0%, 27.1%)
CIE-LAB	lab(39.23, 20.26, -56.82)
CIE-LCH	lch(39.23, 60.33, 289.62°)
OKLab	oklab(48.31% -0.0215 -0.1638)
OKLCH	oklch(48.31% 0.165 262.5)
XYZ	xyz(13.1046, 10.7914, 47.8371)
Luminance	0.1079 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2757BA #BA8A27

analogous

#27A1BA #2757BA #4127BA

triadic

#2757BA #BA2757 #57BA27

tetradic

#2757BA #BA27A1 #BA8A27 #27BA41

square

#2757BA #BA27A1 #BA8A27 #27BA41

split-complementary

#2757BA #BA4127 #A1BA27

monochromatic

#122855 #1C3F87 #2757BA #4676D8 #799BE3

Accessibility & contrast

On white

6.65

#2757BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#2757BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2757BA

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2757BA	#FFFFFF	#000000	##FFFFFF
##2757BA	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0963BD

Deuteranopia (green-blind)

#0056B8

Tritanopia (blue-blind)

#006F80

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #2757ba;
/* rgb */ color: rgb(39, 87, 186);
/* oklch */ color: oklch(48.3% 0.165 262.5);

Tailwind

colors: {
  custom: {
    50: '#7885cf',
    500: '#2757ba',
    950: '#000000',
  },
}

SCSS

$custom: #2757ba;
$custom-light: #7885cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2757ba",
  "rgb": {
    "r": 39,
    "g": 87,
    "b": 186
  },
  "hsl": {
    "h": 220.408,
    "s": 65.333,
    "l": 44.118
  },
  "oklch": {
    "l": 0.48311,
    "c": 0.16519,
    "h": 262.5
  },
  "luminance": 0.10793
}

Semantic roles & 50–950 ramp

primary

#2757BA

secondary

#CBAE72

accent

#B140E8

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0A0B14

muted

#7C7C82

Preview Lab

Preview with #2757BA

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

Preview Lab → · Contrast checker → · Palette generator →