#2F57C4#2F57C4

#2F57C4 is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.4% C 0.176 H 265.2°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#2F57C4
RGB	rgb(47, 87, 196)
HSL	hsl(224, 61%, 48%)
HSV	hsv(224, 76%, 77%)
CMYK	cmyk(76%, 55.6%, 0%, 23.1%)
CIE-LAB	lab(40.25, 24.94, -60.98)
CIE-LCH	lch(40.25, 65.88, 292.25°)
OKLab	oklab(49.4% -0.0149 -0.1759)
OKLCH	oklch(49.4% 0.177 265.2)
XYZ	xyz(14.5408, 11.4046, 53.6488)
Luminance	0.1141 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F57C4 #C49C2F

analogous

#2FA1C4 #2F57C4 #522FC4

triadic

#2F57C4 #C42F57 #57C42F

tetradic

#2F57C4 #C42FA1 #C49C2F #2FC452

square

#2F57C4 #C42FA1 #C49C2F #2FC452

split-complementary

#2F57C4 #C4522F #A1C42F

monochromatic

#172B61 #234193 #2F57C4 #597BD7 #8AA2E3

Accessibility & contrast

On white

6.40

#2F57C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#2F57C4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F57C4

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F57C4	#FFFFFF	#000000	##FFFFFF
##2F57C4	1.00	6.40	3.28	6.40
#FFFFFF	6.40	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066C8

Deuteranopia (green-blind)

#0058C2

Tritanopia (blue-blind)

#007285

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #2f57c4;
/* rgb */ color: rgb(47, 87, 196);
/* oklch */ color: oklch(49.4% 0.176 265.2);

Tailwind

colors: {
  custom: {
    50: '#7d85d7',
    500: '#2f57c4',
    950: '#000000',
  },
}

SCSS

$custom: #2f57c4;
$custom-light: #7d85d7;
$custom-dark: #000000;

JSON

{
  "hex": "#2f57c4",
  "rgb": {
    "r": 47,
    "g": 87,
    "b": 196
  },
  "hsl": {
    "h": 223.893,
    "s": 61.317,
    "l": 47.647
  },
  "oklch": {
    "l": 0.49402,
    "c": 0.1765,
    "h": 265.2
  },
  "luminance": 0.11406
}

Semantic roles & 50–950 ramp

primary

#2F57C4

secondary

#CDB982

accent

#B943E4

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #2F57C4

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

Preview Lab → · Contrast checker → · Palette generator →