#2E57CB#2E57CB

#2E57CB is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.9% C 0.186 H 265.3°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#2E57CB
RGB	rgb(46, 87, 203)
HSL	hsl(224, 63%, 49%)
HSV	hsv(224, 77%, 80%)
CMYK	cmyk(77.3%, 57.1%, 0%, 20.4%)
CIE-LAB	lab(40.75, 27.45, -64.23)
CIE-LCH	lch(40.75, 69.85, 293.14°)
OKLab	oklab(49.93% -0.0152 -0.1854)
OKLCH	oklch(49.93% 0.186 265.3)
XYZ	xyz(15.3106, 11.7073, 57.9411)
Luminance	0.1171 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E57CB #CBA22E

analogous

#2EA6CB #2E57CB #542ECB

triadic

#2E57CB #CB2E57 #57CB2E

tetradic

#2E57CB #CB2EA6 #CBA22E #2ECB54

square

#2E57CB #CB2EA6 #CBA22E #2ECB54

split-complementary

#2E57CB #CB542E #A6CB2E

monochromatic

#172C67 #234299 #2E57CB #5C7DDA #8EA5E5

Accessibility & contrast

On white

6.28

#2E57CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#2E57CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2E57CB

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E57CB	#FFFFFF	#000000	##FFFFFF
##2E57CB	1.00	6.28	3.34	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068CF

Deuteranopia (green-blind)

#0059C9

Tritanopia (blue-blind)

#007488

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #2e57cb;
/* rgb */ color: rgb(46, 87, 203);
/* oklch */ color: oklch(49.9% 0.186 265.3);

Tailwind

colors: {
  custom: {
    50: '#7f85dc',
    500: '#2e57cb',
    950: '#000000',
  },
}

SCSS

$custom: #2e57cb;
$custom-light: #7f85dc;
$custom-dark: #000000;

JSON

{
  "hex": "#2e57cb",
  "rgb": {
    "r": 46,
    "g": 87,
    "b": 203
  },
  "hsl": {
    "h": 224.331,
    "s": 63.052,
    "l": 48.824
  },
  "oklch": {
    "l": 0.49929,
    "c": 0.18608,
    "h": 265.3
  },
  "luminance": 0.11709
}

Semantic roles & 50–950 ramp

primary

#2E57CB

secondary

#D0BC85

accent

#BB42E6

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #2E57CB

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

Preview Lab → · Contrast checker → · Palette generator →