#2F55AC#2F55AC

#2F55AC is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.1% C 0.146 H 263.9°. Best body text is #FFFFFF at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#2F55AC
RGB	rgb(47, 85, 172)
HSL	hsl(222, 57%, 43%)
HSV	hsv(222, 73%, 67%)
CMYK	cmyk(72.7%, 50.6%, 0%, 32.5%)
CIE-LAB	lab(37.98, 17.20, -50.57)
CIE-LCH	lch(37.98, 53.42, 288.78°)
OKLab	oklab(47.14% -0.0155 -0.1453)
OKLCH	oklch(47.14% 0.146 263.9)
XYZ	xyz(11.8645, 10.0786, 40.3418)
Luminance	0.1008 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F55AC #AC862F

analogous

#2F93AC #2F55AC #472FAC

triadic

#2F55AC #AC2F55 #55AC2F

tetradic

#2F55AC #AC2F93 #AC862F #2FAC47

square

#2F55AC #AC2F93 #AC862F #2FAC47

split-complementary

#2F55AC #AC472F #93AC2F

monochromatic

#15254C #223D7C #2F55AC #4B72CE #7B98DB

Accessibility & contrast

On white

6.96

#2F55AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#2F55AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F55AC

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F55AC	#FFFFFF	#000000	##FFFFFF
##2F55AC	1.00	6.96	3.02	6.96
#FFFFFF	6.96	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#215FAF

Deuteranopia (green-blind)

#0054AA

Tritanopia (blue-blind)

#006A78

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #2f55ac;
/* rgb */ color: rgb(47, 85, 172);
/* oklch */ color: oklch(47.1% 0.146 263.9);

Tailwind

colors: {
  custom: {
    50: '#7884c5',
    500: '#2f55ac',
    950: '#000000',
  },
}

SCSS

$custom: #2f55ac;
$custom-light: #7884c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2f55ac",
  "rgb": {
    "r": 47,
    "g": 85,
    "b": 172
  },
  "hsl": {
    "h": 221.76,
    "s": 57.078,
    "l": 42.941
  },
  "oklch": {
    "l": 0.47135,
    "c": 0.14611,
    "h": 263.9
  },
  "luminance": 0.1008
}

Semantic roles & 50–950 ramp

primary

#2F55AC

secondary

#C3AB74

accent

#B247E0

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2F55AC

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

Preview Lab → · Contrast checker → · Palette generator →