#2B54B8#2B54B8

#2B54B8 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.7% C 0.165 H 264.2°. Best body text is #FFFFFF at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#2B54B8
RGB	rgb(43, 84, 184)
HSL	hsl(223, 62%, 45%)
HSV	hsv(223, 77%, 72%)
CMYK	cmyk(76.6%, 54.3%, 0%, 27.8%)
CIE-LAB	lab(38.40, 21.91, -56.99)
CIE-LCH	lch(38.40, 61.05, 291.03°)
OKLab	oklab(47.68% -0.0166 -0.1642)
OKLCH	oklch(47.68% 0.165 264.2)
XYZ	xyz(12.8152, 10.3135, 46.6534)
Luminance	0.1032 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B54B8 #B88F2B

analogous

#2B9BB8 #2B54B8 #482BB8

triadic

#2B54B8 #B82B54 #54B82B

tetradic

#2B54B8 #B82B9B #B88F2B #2BB848

square

#2B54B8 #B82B9B #B88F2B #2BB848

split-complementary

#2B54B8 #B8482B #9BB82B

monochromatic

#142755 #1F3D86 #2B54B8 #4B73D5 #7D9AE1

Accessibility & contrast

On white

6.86

#2B54B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#2B54B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B54B8

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B54B8	#FFFFFF	#000000	##FFFFFF
##2B54B8	1.00	6.86	3.06	6.86
#FFFFFF	6.86	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061BB

Deuteranopia (green-blind)

#0054B6

Tritanopia (blue-blind)

#006C7E

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2b54b8;
/* rgb */ color: rgb(43, 84, 184);
/* oklch */ color: oklch(47.7% 0.165 264.2);

Tailwind

colors: {
  custom: {
    50: '#7983ce',
    500: '#2b54b8',
    950: '#000000',
  },
}

SCSS

$custom: #2b54b8;
$custom-light: #7983ce;
$custom-dark: #000000;

JSON

{
  "hex": "#2b54b8",
  "rgb": {
    "r": 43,
    "g": 84,
    "b": 184
  },
  "hsl": {
    "h": 222.553,
    "s": 62.115,
    "l": 44.51
  },
  "oklch": {
    "l": 0.47678,
    "c": 0.16509,
    "h": 264.2
  },
  "luminance": 0.10315
}

Semantic roles & 50–950 ramp

primary

#2B54B8

secondary

#C9B176

accent

#B643E5

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #2B54B8

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

Preview Lab → · Contrast checker → · Palette generator →