#2F56AB#2F56AB

#2F56AB is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.3% C 0.143 H 263.4°. Best body text is #FFFFFF at 6.91:1 contrast (WCAG AA passes).

Color values

HEX	#2F56AB
RGB	rgb(47, 86, 171)
HSL	hsl(221, 57%, 43%)
HSV	hsv(221, 73%, 67%)
CMYK	cmyk(72.5%, 49.7%, 0%, 32.9%)
CIE-LAB	lab(38.20, 16.16, -49.63)
CIE-LCH	lch(38.20, 52.20, 288.04°)
OKLab	oklab(47.28% -0.0165 -0.1425)
OKLCH	oklch(47.28% 0.143 263.4)
XYZ	xyz(11.8482, 10.1989, 39.8644)
Luminance	0.1020 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F56AB #AB842F

analogous

#2F94AB #2F56AB #462FAB

triadic

#2F56AB #AB2F56 #56AB2F

tetradic

#2F56AB #AB2F94 #AB842F #2FAB46

square

#2F56AB #AB2F94 #AB842F #2FAB46

split-complementary

#2F56AB #AB462F #94AB2F

monochromatic

#15264B #223E7B #2F56AB #4A73CD #7A98DA

Accessibility & contrast

On white

6.91

#2F56AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#2F56AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F56AB

6.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F56AB	#FFFFFF	#000000	##FFFFFF
##2F56AB	1.00	6.91	3.04	6.91
#FFFFFF	6.91	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2560AE

Deuteranopia (green-blind)

#0055A9

Tritanopia (blue-blind)

#006A78

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2f56ab;
/* rgb */ color: rgb(47, 86, 171);
/* oklch */ color: oklch(47.3% 0.143 263.4);

Tailwind

colors: {
  custom: {
    50: '#7885c5',
    500: '#2f56ab',
    950: '#000000',
  },
}

SCSS

$custom: #2f56ab;
$custom-light: #7885c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2f56ab",
  "rgb": {
    "r": 47,
    "g": 86,
    "b": 171
  },
  "hsl": {
    "h": 221.129,
    "s": 56.881,
    "l": 42.745
  },
  "oklch": {
    "l": 0.47277,
    "c": 0.14347,
    "h": 263.4
  },
  "luminance": 0.102
}

Semantic roles & 50–950 ramp

primary

#2F56AB

secondary

#C3AA73

accent

#B048E0

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2F56AB

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

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