#2F63AB#2F63AB

#2F63AB is a mid, vivid cyan. Relative luminance 0.125; OKLCH L 50.2% C 0.128 H 257.2°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#2F63AB
RGB	rgb(47, 99, 171)
HSL	hsl(215, 57%, 43%)
HSV	hsv(215, 73%, 67%)
CMYK	cmyk(72.5%, 42.1%, 0%, 32.9%)
CIE-LAB	lab(41.95, 7.72, -43.62)
CIE-LCH	lch(41.95, 44.29, 280.03°)
OKLab	oklab(50.17% -0.0284 -0.1246)
OKLCH	oklch(50.17% 0.128 257.2)
XYZ	xyz(12.9821, 12.4669, 40.2423)
Luminance	0.1247 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F63AB #AB772F

analogous

#2FA1AB #2F63AB #392FAB

triadic

#2F63AB #AB2F63 #63AB2F

tetradic

#2F63AB #AB2FA1 #AB772F #2FAB39

square

#2F63AB #AB2FA1 #AB772F #2FAB39

split-complementary

#2F63AB #AB392F #A1AB2F

monochromatic

#152B4B #22477B #2F63AB #4A81CD #7AA2DA

Accessibility & contrast

On white

6.01

#2F63AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#2F63AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F63AB

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F63AB	#FFFFFF	#000000	##FFFFFF
##2F63AB	1.00	6.01	3.49	6.01
#FFFFFF	6.01	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4169AE

Deuteranopia (green-blind)

#2C5EAA

Tritanopia (blue-blind)

#00747E

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #2f63ab;
/* rgb */ color: rgb(47, 99, 171);
/* oklch */ color: oklch(50.2% 0.128 257.2);

Tailwind

colors: {
  custom: {
    50: '#778ec4',
    500: '#2f63ab',
    950: '#000000',
  },
}

SCSS

$custom: #2f63ab;
$custom-light: #778ec4;
$custom-dark: #000000;

JSON

{
  "hex": "#2f63ab",
  "rgb": {
    "r": 47,
    "g": 99,
    "b": 171
  },
  "hsl": {
    "h": 214.839,
    "s": 56.881,
    "l": 42.745
  },
  "oklch": {
    "l": 0.50165,
    "c": 0.12778,
    "h": 257.2
  },
  "luminance": 0.12468
}

Semantic roles & 50–950 ramp

primary

#2F63AB

secondary

#C3A173

accent

#A048E0

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2F63AB

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

Preview Lab → · Contrast checker → · Palette generator →