#2E57B9#2E57B9

#2E57B9 is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.5% C 0.162 H 264.1°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#2E57B9
RGB	rgb(46, 87, 185)
HSL	hsl(222, 60%, 45%)
HSV	hsv(222, 75%, 73%)
CMYK	cmyk(75.1%, 53%, 0%, 27.5%)
CIE-LAB	lab(39.41, 20.68, -55.93)
CIE-LCH	lch(39.41, 59.63, 290.29°)
OKLab	oklab(48.5% -0.0165 -0.161)
OKLCH	oklch(48.5% 0.162 264.1)
XYZ	xyz(13.2888, 10.8985, 47.2928)
Luminance	0.1090 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E57B9 #B9902E

analogous

#2E9CB9 #2E57B9 #4A2EB9

triadic

#2E57B9 #B92E57 #57B92E

tetradic

#2E57B9 #B92E9C #B9902E #2EB94A

square

#2E57B9 #B92E9C #B9902E #2EB94A

split-complementary

#2E57B9 #B94A2E #9CB92E

monochromatic

#162957 #224088 #2E57B9 #5177D4 #829DE0

Accessibility & contrast

On white

6.60

#2E57B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#2E57B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2E57B9

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E57B9	#FFFFFF	#000000	##FFFFFF
##2E57B9	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1064BC

Deuteranopia (green-blind)

#0057B7

Tritanopia (blue-blind)

#006F7F

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #2e57b9;
/* rgb */ color: rgb(46, 87, 185);
/* oklch */ color: oklch(48.5% 0.162 264.1);

Tailwind

colors: {
  custom: {
    50: '#7a85cf',
    500: '#2e57b9',
    950: '#000000',
  },
}

SCSS

$custom: #2e57b9;
$custom-light: #7a85cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2e57b9",
  "rgb": {
    "r": 46,
    "g": 87,
    "b": 185
  },
  "hsl": {
    "h": 222.302,
    "s": 60.173,
    "l": 45.294
  },
  "oklch": {
    "l": 0.48498,
    "c": 0.16189,
    "h": 264.1
  },
  "luminance": 0.109
}

Semantic roles & 50–950 ramp

primary

#2E57B9

secondary

#C9B27A

accent

#B444E3

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #2E57B9

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

Preview Lab → · Contrast checker → · Palette generator →