#2E57A6#2E57A6

#2E57A6 is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.1% C 0.136 H 262.0°. Best body text is #FFFFFF at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#2E57A6
RGB	rgb(46, 87, 166)
HSL	hsl(220, 57%, 42%)
HSV	hsv(220, 72%, 65%)
CMYK	cmyk(72.3%, 47.6%, 0%, 34.9%)
CIE-LAB	lab(38.11, 13.46, -46.81)
CIE-LCH	lch(38.11, 48.71, 286.05°)
OKLab	oklab(47.09% -0.019 -0.1342)
OKLCH	oklch(47.09% 0.136 262)
XYZ	xyz(11.4154, 10.1492, 37.4264)
Luminance	0.1015 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E57A6 #A67D2E

analogous

#2E93A6 #2E57A6 #412EA6

triadic

#2E57A6 #A62E57 #57A62E

tetradic

#2E57A6 #A62E93 #A67D2E #2EA641

square

#2E57A6 #A62E93 #A67D2E #2EA641

split-complementary

#2E57A6 #A6412E #93A62E

monochromatic

#132546 #213E76 #2E57A6 #4673CC #7697D9

Accessibility & contrast

On white

6.93

#2E57A6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#2E57A6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2E57A6

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E57A6	#FFFFFF	#000000	##FFFFFF
##2E57A6	1.00	6.93	3.03	6.93
#FFFFFF	6.93	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D60A9

Deuteranopia (green-blind)

#1055A4

Tritanopia (blue-blind)

#006A76

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2e57a6;
/* rgb */ color: rgb(46, 87, 166);
/* oklch */ color: oklch(47.1% 0.136 262.0);

Tailwind

colors: {
  custom: {
    50: '#7685c1',
    500: '#2e57a6',
    950: '#000000',
  },
}

SCSS

$custom: #2e57a6;
$custom-light: #7685c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2e57a6",
  "rgb": {
    "r": 46,
    "g": 87,
    "b": 166
  },
  "hsl": {
    "h": 219.5,
    "s": 56.604,
    "l": 41.569
  },
  "oklch": {
    "l": 0.47091,
    "c": 0.13553,
    "h": 262
  },
  "luminance": 0.1015
}

Semantic roles & 50–950 ramp

primary

#2E57A6

secondary

#C1A56F

accent

#AC48E0

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #2E57A6

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

Preview Lab → · Contrast checker → · Palette generator →