#2757AE#2757AE

#2757AE is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.4% C 0.149 H 261.1°. Best body text is #FFFFFF at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#2757AE
RGB	rgb(39, 87, 174)
HSL	hsl(219, 63%, 42%)
HSV	hsv(219, 78%, 68%)
CMYK	cmyk(77.6%, 50%, 0%, 31.8%)
CIE-LAB	lab(38.38, 15.61, -51.13)
CIE-LCH	lch(38.38, 53.46, 286.98°)
OKLab	oklab(47.4% -0.023 -0.147)
OKLCH	oklch(47.4% 0.149 261.1)
XYZ	xyz(11.8821, 10.3024, 41.3985)
Luminance	0.1030 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2757AE #AE7E27

analogous

#279BAE #2757AE #3B27AE

triadic

#2757AE #AE2757 #57AE27

tetradic

#2757AE #AE279B #AE7E27 #27AE3B

square

#2757AE #AE279B #AE7E27 #27AE3B

split-complementary

#2757AE #AE3B27 #9BAE27

monochromatic

#11254A #1C3E7C #2757AE #3E74D4 #7098DF

Accessibility & contrast

On white

6.86

#2757AE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#2757AE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2757AE

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2757AE	#FFFFFF	#000000	##FFFFFF
##2757AE	1.00	6.86	3.06	6.86
#FFFFFF	6.86	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2361B1

Deuteranopia (green-blind)

#0055AC

Tritanopia (blue-blind)

#006C7A

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2757ae;
/* rgb */ color: rgb(39, 87, 174);
/* oklch */ color: oklch(47.4% 0.149 261.1);

Tailwind

colors: {
  custom: {
    50: '#7585c7',
    500: '#2757ae',
    950: '#000000',
  },
}

SCSS

$custom: #2757ae;
$custom-light: #7585c7;
$custom-dark: #000000;

JSON

{
  "hex": "#2757ae",
  "rgb": {
    "r": 39,
    "g": 87,
    "b": 174
  },
  "hsl": {
    "h": 218.667,
    "s": 63.38,
    "l": 41.765
  },
  "oklch": {
    "l": 0.47396,
    "c": 0.14882,
    "h": 261.1
  },
  "luminance": 0.10304
}

Semantic roles & 50–950 ramp

primary

#2757AE

secondary

#C6A66B

accent

#AC41E6

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2757AE

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

Preview Lab → · Contrast checker → · Palette generator →