#2A54BC#2A54BC

#2A54BC is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.0% C 0.171 H 264.3°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#2A54BC
RGB	rgb(42, 84, 188)
HSL	hsl(223, 63%, 45%)
HSV	hsv(223, 78%, 74%)
CMYK	cmyk(77.7%, 55.3%, 0%, 26.3%)
CIE-LAB	lab(38.66, 23.32, -58.91)
CIE-LCH	lch(38.66, 63.36, 291.60°)
OKLab	oklab(47.96% -0.0171 -0.1699)
OKLCH	oklch(47.96% 0.171 264.3)
XYZ	xyz(13.1990, 10.4622, 48.8910)
Luminance	0.1046 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A54BC #BC922A

analogous

#2A9DBC #2A54BC #492ABC

triadic

#2A54BC #BC2A54 #54BC2A

tetradic

#2A54BC #BC2A9D #BC922A #2ABC49

square

#2A54BC #BC2A9D #BC922A #2ABC49

split-complementary

#2A54BC #BC492A #9DBC2A

monochromatic

#142758 #1F3E8A #2A54BC #4C74D7 #7E9BE2

Accessibility & contrast

On white

6.79

#2A54BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#2A54BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A54BC

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A54BC	#FFFFFF	#000000	##FFFFFF
##2A54BC	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C0

Deuteranopia (green-blind)

#0055BA

Tritanopia (blue-blind)

#006E80

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #2a54bc;
/* rgb */ color: rgb(42, 84, 188);
/* oklch */ color: oklch(48.0% 0.171 264.3);

Tailwind

colors: {
  custom: {
    50: '#7a83d1',
    500: '#2a54bc',
    950: '#000000',
  },
}

SCSS

$custom: #2a54bc;
$custom-light: #7a83d1;
$custom-dark: #000000;

JSON

{
  "hex": "#2a54bc",
  "rgb": {
    "r": 42,
    "g": 84,
    "b": 188
  },
  "hsl": {
    "h": 222.74,
    "s": 63.478,
    "l": 45.098
  },
  "oklch": {
    "l": 0.47958,
    "c": 0.17078,
    "h": 264.3
  },
  "luminance": 0.10464
}

Semantic roles & 50–950 ramp

primary

#2A54BC

secondary

#CBB377

accent

#B741E7

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #2A54BC

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

Preview Lab → · Contrast checker → · Palette generator →