#2A5BAA#2A5BAA

#2A5BAA is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.1% C 0.138 H 259.6°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#2A5BAA
RGB	rgb(42, 91, 170)
HSL	hsl(217, 60%, 42%)
HSV	hsv(217, 75%, 67%)
CMYK	cmyk(75.3%, 46.5%, 0%, 33.3%)
CIE-LAB	lab(39.37, 11.81, -47.17)
CIE-LCH	lch(39.37, 48.62, 284.06°)
OKLab	oklab(48.1% -0.0249 -0.1352)
OKLCH	oklch(48.1% 0.138 259.6)
XYZ	xyz(11.9490, 10.8754, 39.4918)
Luminance	0.1088 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A5BAA #AA792A

analogous

#2A9BAA #2A5BAA #392AAA

triadic

#2A5BAA #AA2A5B #5BAA2A

tetradic

#2A5BAA #AA2A9B #AA792A #2AAA39

square

#2A5BAA #AA2A9B #AA792A #2AAA39

split-complementary

#2A5BAA #AA392A #9BAA2A

monochromatic

#122648 #1E4179 #2A5BAA #4178D0 #729BDC

Accessibility & contrast

On white

6.61

#2A5BAA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#2A5BAA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A5BAA

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A5BAA	#FFFFFF	#000000	##FFFFFF
##2A5BAA	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3163AD

Deuteranopia (green-blind)

#1457A8

Tritanopia (blue-blind)

#006E7A

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #2a5baa;
/* rgb */ color: rgb(42, 91, 170);
/* oklch */ color: oklch(48.1% 0.138 259.6);

Tailwind

colors: {
  custom: {
    50: '#7588c4',
    500: '#2a5baa',
    950: '#000000',
  },
}

SCSS

$custom: #2a5baa;
$custom-light: #7588c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2a5baa",
  "rgb": {
    "r": 42,
    "g": 91,
    "b": 170
  },
  "hsl": {
    "h": 217.031,
    "s": 60.377,
    "l": 41.569
  },
  "oklch": {
    "l": 0.48101,
    "c": 0.13751,
    "h": 259.6
  },
  "luminance": 0.10877
}

Semantic roles & 50–950 ramp

primary

#2A5BAA

secondary

#C3A26C

accent

#A744E4

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2A5BAA

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

Preview Lab → · Contrast checker → · Palette generator →