#2757AF#2757AF

#2757AF is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.5% C 0.150 H 261.3°. Best body text is #FFFFFF at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#2757AF
RGB	rgb(39, 87, 175)
HSL	hsl(219, 64%, 42%)
HSV	hsv(219, 78%, 69%)
CMYK	cmyk(77.7%, 50.3%, 0%, 31.4%)
CIE-LAB	lab(38.45, 16.00, -51.61)
CIE-LCH	lch(38.45, 54.04, 287.23°)
OKLab	oklab(47.47% -0.0228 -0.1484)
OKLCH	oklch(47.47% 0.15 261.3)
XYZ	xyz(11.9800, 10.3415, 41.9138)
Luminance	0.1034 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2757AF #AF7F27

analogous

#279BAF #2757AF #3B27AF

triadic

#2757AF #AF2757 #57AF27

tetradic

#2757AF #AF279B #AF7F27 #27AF3B

square

#2757AF #AF279B #AF7F27 #27AF3B

split-complementary

#2757AF #AF3B27 #9BAF27

monochromatic

#11254B #1C3E7D #2757AF #3F74D4 #7198DF

Accessibility & contrast

On white

6.84

#2757AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#2757AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2757AF

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2757AF	#FFFFFF	#000000	##FFFFFF
##2757AF	1.00	6.84	3.07	6.84
#FFFFFF	6.84	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2161B2

Deuteranopia (green-blind)

#0055AD

Tritanopia (blue-blind)

#006C7A

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #2757af;
/* rgb */ color: rgb(39, 87, 175);
/* oklch */ color: oklch(47.5% 0.150 261.3);

Tailwind

colors: {
  custom: {
    50: '#7685c7',
    500: '#2757af',
    950: '#000000',
  },
}

SCSS

$custom: #2757af;
$custom-light: #7685c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2757af",
  "rgb": {
    "r": 39,
    "g": 87,
    "b": 175
  },
  "hsl": {
    "h": 218.824,
    "s": 63.551,
    "l": 41.961
  },
  "oklch": {
    "l": 0.47471,
    "c": 0.1502,
    "h": 261.3
  },
  "luminance": 0.10343
}

Semantic roles & 50–950 ramp

primary

#2757AF

secondary

#C6A66B

accent

#AC41E7

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2757AF

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

Preview Lab → · Contrast checker → · Palette generator →