#2E57A5#2E57A5

#2E57A5 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.0% C 0.134 H 261.8°. Best body text is #FFFFFF at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#2E57A5
RGB	rgb(46, 87, 165)
HSL	hsl(219, 56%, 41%)
HSV	hsv(219, 72%, 65%)
CMYK	cmyk(72.1%, 47.3%, 0%, 35.3%)
CIE-LAB	lab(38.04, 13.08, -46.32)
CIE-LCH	lch(38.04, 48.13, 285.77°)
OKLab	oklab(47.02% -0.0191 -0.1327)
OKLCH	oklch(47.02% 0.134 261.8)
XYZ	xyz(11.3240, 10.1126, 36.9452)
Luminance	0.1011 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E57A5 #A57C2E

analogous

#2E93A5 #2E57A5 #412EA5

triadic

#2E57A5 #A52E57 #57A52E

tetradic

#2E57A5 #A52E93 #A57C2E #2EA541

square

#2E57A5 #A52E93 #A57C2E #2EA541

split-complementary

#2E57A5 #A5412E #93A52E

monochromatic

#132545 #213E75 #2E57A5 #4573CB #7597D8

Accessibility & contrast

On white

6.95

#2E57A5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#2E57A5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2E57A5

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E57A5	#FFFFFF	#000000	##FFFFFF
##2E57A5	1.00	6.95	3.02	6.95
#FFFFFF	6.95	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E5FA8

Deuteranopia (green-blind)

#1354A3

Tritanopia (blue-blind)

#006976

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2e57a5;
/* rgb */ color: rgb(46, 87, 165);
/* oklch */ color: oklch(47.0% 0.134 261.8);

Tailwind

colors: {
  custom: {
    50: '#7685c0',
    500: '#2e57a5',
    950: '#000000',
  },
}

SCSS

$custom: #2e57a5;
$custom-light: #7685c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2e57a5",
  "rgb": {
    "r": 46,
    "g": 87,
    "b": 165
  },
  "hsl": {
    "h": 219.328,
    "s": 56.398,
    "l": 41.373
  },
  "oklch": {
    "l": 0.4702,
    "c": 0.13412,
    "h": 261.8
  },
  "luminance": 0.10114
}

Semantic roles & 50–950 ramp

primary

#2E57A5

secondary

#C0A46F

accent

#AB48E0

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #2E57A5

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

Preview Lab → · Contrast checker → · Palette generator →