#2F57C0#2F57C0

#2F57C0 is a mid, vivid blue. Relative luminance 0.112; OKLCH L 49.1% C 0.171 H 264.9°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#2F57C0
RGB	rgb(47, 87, 192)
HSL	hsl(223, 61%, 47%)
HSV	hsv(223, 76%, 75%)
CMYK	cmyk(75.5%, 54.7%, 0%, 24.7%)
CIE-LAB	lab(39.96, 23.44, -59.13)
CIE-LCH	lch(39.96, 63.61, 291.62°)
OKLab	oklab(49.08% -0.0151 -0.1704)
OKLCH	oklch(49.08% 0.171 264.9)
XYZ	xyz(14.0916, 11.2249, 51.2829)
Luminance	0.1123 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F57C0 #C0982F

analogous

#2FA0C0 #2F57C0 #502FC0

triadic

#2F57C0 #C02F57 #57C02F

tetradic

#2F57C0 #C02FA0 #C0982F #2FC050

square

#2F57C0 #C02FA0 #C0982F #2FC050

split-complementary

#2F57C0 #C0502F #A0C02F

monochromatic

#172A5E #23418F #2F57C0 #567AD6 #88A0E2

Accessibility & contrast

On white

6.47

#2F57C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#2F57C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F57C0

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F57C0	#FFFFFF	#000000	##FFFFFF
##2F57C0	1.00	6.47	3.25	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065C4

Deuteranopia (green-blind)

#0058BE

Tritanopia (blue-blind)

#007183

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #2f57c0;
/* rgb */ color: rgb(47, 87, 192);
/* oklch */ color: oklch(49.1% 0.171 264.9);

Tailwind

colors: {
  custom: {
    50: '#7c85d4',
    500: '#2f57c0',
    950: '#000000',
  },
}

SCSS

$custom: #2f57c0;
$custom-light: #7c85d4;
$custom-dark: #000000;

JSON

{
  "hex": "#2f57c0",
  "rgb": {
    "r": 47,
    "g": 87,
    "b": 192
  },
  "hsl": {
    "h": 223.448,
    "s": 60.669,
    "l": 46.863
  },
  "oklch": {
    "l": 0.49084,
    "c": 0.17111,
    "h": 264.9
  },
  "luminance": 0.11226
}

Semantic roles & 50–950 ramp

primary

#2F57C0

secondary

#CBB67F

accent

#B844E4

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #2F57C0

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

Preview Lab → · Contrast checker → · Palette generator →