#2A5BC3#2A5BC3

#2A5BC3 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.0% C 0.172 H 262.8°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#2A5BC3
RGB	rgb(42, 91, 195)
HSL	hsl(221, 65%, 46%)
HSV	hsv(221, 78%, 76%)
CMYK	cmyk(78.5%, 53.3%, 0%, 23.5%)
CIE-LAB	lab(41.08, 21.40, -59.07)
CIE-LCH	lch(41.08, 62.83, 289.92°)
OKLab	oklab(49.95% -0.0215 -0.1703)
OKLCH	oklch(49.95% 0.172 262.8)
XYZ	xyz(14.5427, 11.9128, 53.1521)
Luminance	0.1192 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A5BC3 #C3922A

analogous

#2AA8C3 #2A5BC3 #452AC3

triadic

#2A5BC3 #C32A5B #5BC32A

tetradic

#2A5BC3 #C32AA8 #C3922A #2AC345

square

#2A5BC3 #C32AA8 #C3922A #2AC345

split-complementary

#2A5BC3 #C3452A #A8C32A

monochromatic

#142C5E #1F4491 #2A5BC3 #517DD9 #83A2E4

Accessibility & contrast

On white

6.21

#2A5BC3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#2A5BC3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A5BC3

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A5BC3	#FFFFFF	#000000	##FFFFFF
##2A5BC3	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0668C7

Deuteranopia (green-blind)

#005AC1

Tritanopia (blue-blind)

#007486

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #2a5bc3;
/* rgb */ color: rgb(42, 91, 195);
/* oklch */ color: oklch(50.0% 0.172 262.8);

Tailwind

colors: {
  custom: {
    50: '#7b88d6',
    500: '#2a5bc3',
    950: '#000000',
  },
}

SCSS

$custom: #2a5bc3;
$custom-light: #7b88d6;
$custom-dark: #000000;

JSON

{
  "hex": "#2a5bc3",
  "rgb": {
    "r": 42,
    "g": 91,
    "b": 195
  },
  "hsl": {
    "h": 220.784,
    "s": 64.557,
    "l": 46.471
  },
  "oklch": {
    "l": 0.49951,
    "c": 0.17161,
    "h": 262.8
  },
  "luminance": 0.11915
}

Semantic roles & 50–950 ramp

primary

#2A5BC3

secondary

#CDB37B

accent

#B240E8

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #2A5BC3

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

Preview Lab → · Contrast checker → · Palette generator →