#2A5CB4#2A5CB4

#2A5CB4 is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.0% C 0.150 H 260.8°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#2A5CB4
RGB	rgb(42, 92, 180)
HSL	hsl(218, 62%, 44%)
HSV	hsv(218, 77%, 71%)
CMYK	cmyk(76.7%, 48.9%, 0%, 29.4%)
CIE-LAB	lab(40.31, 15.00, -51.55)
CIE-LCH	lch(40.31, 53.68, 286.23°)
OKLab	oklab(49.04% -0.0241 -0.1481)
OKLCH	oklch(49.04% 0.15 260.8)
XYZ	xyz(13.0172, 11.4403, 44.6933)
Luminance	0.1144 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A5CB4 #B4822A

analogous

#2AA1B4 #2A5CB4 #3D2AB4

triadic

#2A5CB4 #B42A5C #5CB42A

tetradic

#2A5CB4 #B42AA1 #B4822A #2AB43D

square

#2A5CB4 #B42AA1 #B4822A #2AB43D

split-complementary

#2A5CB4 #B43D2A #A1B42A

monochromatic

#132951 #1E4382 #2A5CB4 #477AD4 #799EE0

Accessibility & contrast

On white

6.39

#2A5CB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#2A5CB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A5CB4

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A5CB4	#FFFFFF	#000000	##FFFFFF
##2A5CB4	1.00	6.39	3.29	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A66B7

Deuteranopia (green-blind)

#0059B2

Tritanopia (blue-blind)

#00717F

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #2a5cb4;
/* rgb */ color: rgb(42, 92, 180);
/* oklch */ color: oklch(49.0% 0.150 260.8);

Tailwind

colors: {
  custom: {
    50: '#7889cb',
    500: '#2a5cb4',
    950: '#000000',
  },
}

SCSS

$custom: #2a5cb4;
$custom-light: #7889cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2a5cb4",
  "rgb": {
    "r": 42,
    "g": 92,
    "b": 180
  },
  "hsl": {
    "h": 218.261,
    "s": 62.162,
    "l": 43.529
  },
  "oklch": {
    "l": 0.49035,
    "c": 0.15006,
    "h": 260.8
  },
  "luminance": 0.11442
}

Semantic roles & 50–950 ramp

primary

#2A5CB4

secondary

#C8A972

accent

#AA43E5

background

#F7F8FC

surface

#EEF0F9

border

#C9CBD2

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2A5CB4

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

Preview Lab → · Contrast checker → · Palette generator →