#2A54B9#2A54B9

#2A54B9 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.7% C 0.167 H 264.0°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#2A54B9
RGB	rgb(42, 84, 185)
HSL	hsl(222, 63%, 45%)
HSV	hsv(222, 77%, 73%)
CMYK	cmyk(77.3%, 54.6%, 0%, 27.5%)
CIE-LAB	lab(38.44, 22.18, -57.52)
CIE-LCH	lch(38.44, 61.64, 291.09°)
OKLab	oklab(47.72% -0.0173 -0.1658)
OKLCH	oklch(47.72% 0.167 264)
XYZ	xyz(12.8790, 10.3342, 47.2055)
Luminance	0.1034 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A54B9 #B98F2A

analogous

#2A9CB9 #2A54B9 #482AB9

triadic

#2A54B9 #B92A54 #54B92A

tetradic

#2A54B9 #B92A9C #B98F2A #2AB948

square

#2A54B9 #B92A9C #B98F2A #2AB948

split-complementary

#2A54B9 #B9482A #9CB92A

monochromatic

#132755 #1F3D87 #2A54B9 #4A73D6 #7C9AE1

Accessibility & contrast

On white

6.85

#2A54B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#2A54B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A54B9

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A54B9	#FFFFFF	#000000	##FFFFFF
##2A54B9	1.00	6.85	3.07	6.85
#FFFFFF	6.85	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061BD

Deuteranopia (green-blind)

#0054B7

Tritanopia (blue-blind)

#006D7E

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2a54b9;
/* rgb */ color: rgb(42, 84, 185);
/* oklch */ color: oklch(47.7% 0.167 264.0);

Tailwind

colors: {
  custom: {
    50: '#7983cf',
    500: '#2a54b9',
    950: '#000000',
  },
}

SCSS

$custom: #2a54b9;
$custom-light: #7983cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2a54b9",
  "rgb": {
    "r": 42,
    "g": 84,
    "b": 185
  },
  "hsl": {
    "h": 222.378,
    "s": 62.996,
    "l": 44.51
  },
  "oklch": {
    "l": 0.47718,
    "c": 0.16673,
    "h": 264
  },
  "luminance": 0.10336
}

Semantic roles & 50–950 ramp

primary

#2A54B9

secondary

#CAB175

accent

#B642E6

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #2A54B9

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

Preview Lab → · Contrast checker → · Palette generator →