#2A539D#2A539D

#2A539D is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.4% C 0.129 H 261.1°. Best body text is #FFFFFF at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#2A539D
RGB	rgb(42, 83, 157)
HSL	hsl(219, 58%, 39%)
HSV	hsv(219, 73%, 62%)
CMYK	cmyk(73.2%, 47.1%, 0%, 38.4%)
CIE-LAB	lab(36.20, 12.08, -44.50)
CIE-LCH	lch(36.20, 46.11, 285.18°)
OKLab	oklab(45.39% -0.0199 -0.1276)
OKLCH	oklch(45.39% 0.129 261.1)
XYZ	xyz(10.1317, 9.1120, 33.1166)
Luminance	0.0911 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A539D #9D742A

analogous

#2A8D9D #2A539D #3B2A9D

triadic

#2A539D #9D2A53 #539D2A

tetradic

#2A539D #9D2A8D #9D742A #2A9D3B

square

#2A539D #9D2A8D #9D742A #2A9D3B

split-complementary

#2A539D #9D3B2A #8D9D2A

monochromatic

#10203C #1D396D #2A539D #3A6DCA #6A91D7

Accessibility & contrast

On white

7.44

#2A539D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#2A539D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A539D

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A539D	#FFFFFF	#000000	##FFFFFF
##2A539D	1.00	7.44	2.82	7.44
#FFFFFF	7.44	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C5BA0

Deuteranopia (green-blind)

#12509C

Tritanopia (blue-blind)

#006470

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2a539d;
/* rgb */ color: rgb(42, 83, 157);
/* oklch */ color: oklch(45.4% 0.129 261.1);

Tailwind

colors: {
  custom: {
    50: '#7382ba',
    500: '#2a539d',
    950: '#000000',
  },
}

SCSS

$custom: #2a539d;
$custom-light: #7382ba;
$custom-dark: #000000;

JSON

{
  "hex": "#2a539d",
  "rgb": {
    "r": 42,
    "g": 83,
    "b": 157
  },
  "hsl": {
    "h": 218.609,
    "s": 57.789,
    "l": 39.02
  },
  "oklch": {
    "l": 0.4539,
    "c": 0.12911,
    "h": 261.1
  },
  "luminance": 0.09113
}

Semantic roles & 50–950 ramp

primary

#2A539D

secondary

#BE9E65

accent

#AA47E1

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2A539D

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

Preview Lab → · Contrast checker → · Palette generator →