#2E57C3#2E57C3

#2E57C3 is a mid, vivid blue. Relative luminance 0.113; OKLCH L 49.3% C 0.175 H 264.9°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#2E57C3
RGB	rgb(46, 87, 195)
HSL	hsl(223, 62%, 47%)
HSV	hsv(223, 76%, 76%)
CMYK	cmyk(76.4%, 55.4%, 0%, 23.5%)
CIE-LAB	lab(40.14, 24.45, -60.58)
CIE-LCH	lch(40.14, 65.33, 291.98°)
OKLab	oklab(49.28% -0.0157 -0.1747)
OKLCH	oklch(49.28% 0.175 264.9)
XYZ	xyz(14.3818, 11.3357, 53.0492)
Luminance	0.1134 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E57C3 #C39A2E

analogous

#2EA2C3 #2E57C3 #502EC3

triadic

#2E57C3 #C32E57 #57C32E

tetradic

#2E57C3 #C32EA2 #C39A2E #2EC350

square

#2E57C3 #C32EA2 #C39A2E #2EC350

split-complementary

#2E57C3 #C3502E #A2C32E

monochromatic

#172B60 #224191 #2E57C3 #577AD7 #88A1E3

Accessibility & contrast

On white

6.43

#2E57C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#2E57C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2E57C3

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E57C3	#FFFFFF	#000000	##FFFFFF
##2E57C3	1.00	6.43	3.27	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066C7

Deuteranopia (green-blind)

#0058C1

Tritanopia (blue-blind)

#007284

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #2e57c3;
/* rgb */ color: rgb(46, 87, 195);
/* oklch */ color: oklch(49.3% 0.175 264.9);

Tailwind

colors: {
  custom: {
    50: '#7d85d6',
    500: '#2e57c3',
    950: '#000000',
  },
}

SCSS

$custom: #2e57c3;
$custom-light: #7d85d6;
$custom-dark: #000000;

JSON

{
  "hex": "#2e57c3",
  "rgb": {
    "r": 46,
    "g": 87,
    "b": 195
  },
  "hsl": {
    "h": 223.49,
    "s": 61.826,
    "l": 47.255
  },
  "oklch": {
    "l": 0.49282,
    "c": 0.17542,
    "h": 264.9
  },
  "luminance": 0.11337
}

Semantic roles & 50–950 ramp

primary

#2E57C3

secondary

#CDB880

accent

#B843E5

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #2E57C3

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

Preview Lab → · Contrast checker → · Palette generator →