#2F53B7#2F53B7

#2F53B7 is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.6% C 0.164 H 265.5°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#2F53B7
RGB	rgb(47, 83, 183)
HSL	hsl(224, 59%, 45%)
HSV	hsv(224, 74%, 72%)
CMYK	cmyk(74.3%, 54.6%, 0%, 28.2%)
CIE-LAB	lab(38.21, 22.67, -56.69)
CIE-LCH	lch(38.21, 61.06, 291.80°)
OKLab	oklab(47.56% -0.0128 -0.1633)
OKLCH	oklch(47.56% 0.164 265.5)
XYZ	xyz(12.8098, 10.2084, 46.0859)
Luminance	0.1021 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F53B7 #B7932F

analogous

#2F97B7 #2F53B7 #4F2FB7

triadic

#2F53B7 #B72F53 #53B72F

tetradic

#2F53B7 #B72F97 #B7932F #2FB74F

square

#2F53B7 #B72F97 #B7932F #2FB74F

split-complementary

#2F53B7 #B74F2F #97B72F

monochromatic

#162756 #223D86 #2F53B7 #5173D2 #829ADF

Accessibility & contrast

On white

6.90

#2F53B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#2F53B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F53B7

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F53B7	#FFFFFF	#000000	##FFFFFF
##2F53B7	1.00	6.90	3.04	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060BA

Deuteranopia (green-blind)

#0054B5

Tritanopia (blue-blind)

#006B7D

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2f53b7;
/* rgb */ color: rgb(47, 83, 183);
/* oklch */ color: oklch(47.6% 0.164 265.5);

Tailwind

colors: {
  custom: {
    50: '#7b82cd',
    500: '#2f53b7',
    950: '#000000',
  },
}

SCSS

$custom: #2f53b7;
$custom-light: #7b82cd;
$custom-dark: #000000;

JSON

{
  "hex": "#2f53b7",
  "rgb": {
    "r": 47,
    "g": 83,
    "b": 183
  },
  "hsl": {
    "h": 224.118,
    "s": 59.13,
    "l": 45.098
  },
  "oklch": {
    "l": 0.47559,
    "c": 0.16383,
    "h": 265.5
  },
  "luminance": 0.1021
}

Semantic roles & 50–950 ramp

primary

#2F53B7

secondary

#C8B37A

accent

#B945E2

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #2F53B7

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

Preview Lab → · Contrast checker → · Palette generator →