#2A5BB4#2A5BB4

#2A5BB4 is a mid, vivid blue. Relative luminance 0.113; OKLCH L 48.8% C 0.151 H 261.2°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#2A5BB4
RGB	rgb(42, 91, 180)
HSL	hsl(219, 62%, 44%)
HSV	hsv(219, 77%, 71%)
CMYK	cmyk(76.7%, 49.4%, 0%, 29.4%)
CIE-LAB	lab(40.03, 15.66, -52.00)
CIE-LCH	lch(40.03, 54.31, 286.76°)
OKLab	oklab(48.82% -0.0233 -0.1495)
OKLCH	oklch(48.82% 0.151 261.2)
XYZ	xyz(12.9312, 11.2682, 44.6646)
Luminance	0.1127 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A5BB4 #B4832A

analogous

#2AA0B4 #2A5BB4 #3E2AB4

triadic

#2A5BB4 #B42A5B #5BB42A

tetradic

#2A5BB4 #B42AA0 #B4832A #2AB43E

square

#2A5BB4 #B42AA0 #B4832A #2AB43E

split-complementary

#2A5BB4 #B43E2A #A0B42A

monochromatic

#132951 #1E4282 #2A5BB4 #4779D4 #799DE0

Accessibility & contrast

On white

6.45

#2A5BB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#2A5BB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A5BB4

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A5BB4	#FFFFFF	#000000	##FFFFFF
##2A5BB4	1.00	6.45	3.25	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2765B7

Deuteranopia (green-blind)

#0058B2

Tritanopia (blue-blind)

#00707F

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #2a5bb4;
/* rgb */ color: rgb(42, 91, 180);
/* oklch */ color: oklch(48.8% 0.151 261.2);

Tailwind

colors: {
  custom: {
    50: '#7888cb',
    500: '#2a5bb4',
    950: '#000000',
  },
}

SCSS

$custom: #2a5bb4;
$custom-light: #7888cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2a5bb4",
  "rgb": {
    "r": 42,
    "g": 91,
    "b": 180
  },
  "hsl": {
    "h": 218.696,
    "s": 62.162,
    "l": 43.529
  },
  "oklch": {
    "l": 0.48818,
    "c": 0.15128,
    "h": 261.2
  },
  "luminance": 0.1127
}

Semantic roles & 50–950 ramp

primary

#2A5BB4

secondary

#C8A972

accent

#AB43E5

background

#F7F8FC

surface

#EEEFF9

border

#C9CAD2

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2A5BB4

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

Preview Lab → · Contrast checker → · Palette generator →