#2A50A5#2A50A5

#2A50A5 is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.3% C 0.144 H 263.6°. Best body text is #FFFFFF at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#2A50A5
RGB	rgb(42, 80, 165)
HSL	hsl(221, 59%, 41%)
HSV	hsv(221, 75%, 65%)
CMYK	cmyk(74.5%, 51.5%, 0%, 35.3%)
CIE-LAB	lab(35.88, 17.15, -49.81)
CIE-LCH	lch(35.88, 52.69, 289.00°)
OKLab	oklab(45.32% -0.0161 -0.1432)
OKLCH	oklch(45.32% 0.144 263.6)
XYZ	xyz(10.6126, 8.9450, 36.7573)
Luminance	0.0895 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A50A5 #A57F2A

analogous

#2A8DA5 #2A50A5 #412AA5

triadic

#2A50A5 #A52A50 #50A52A

tetradic

#2A50A5 #A52A8D #A57F2A #2AA541

square

#2A50A5 #A52A8D #A57F2A #2AA541

split-complementary

#2A50A5 #A5412A #8DA52A

monochromatic

#112143 #1E3874 #2A50A5 #3E6BCE #6F90DA

Accessibility & contrast

On white

7.53

#2A50A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#2A50A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A50A5

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A50A5	#FFFFFF	#000000	##FFFFFF
##2A50A5	1.00	7.53	2.79	7.53
#FFFFFF	7.53	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B5AA8

Deuteranopia (green-blind)

#004FA3

Tritanopia (blue-blind)

#006473

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #2a50a5;
/* rgb */ color: rgb(42, 80, 165);
/* oklch */ color: oklch(45.3% 0.144 263.6);

Tailwind

colors: {
  custom: {
    50: '#7580c0',
    500: '#2a50a5',
    950: '#000000',
  },
}

SCSS

$custom: #2a50a5;
$custom-light: #7580c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2a50a5",
  "rgb": {
    "r": 42,
    "g": 80,
    "b": 165
  },
  "hsl": {
    "h": 221.463,
    "s": 59.42,
    "l": 40.588
  },
  "oklch": {
    "l": 0.45319,
    "c": 0.14415,
    "h": 263.6
  },
  "luminance": 0.08946
}

Semantic roles & 50–950 ramp

primary

#2A50A5

secondary

#C1A669

accent

#B245E3

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2A50A5

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

Preview Lab → · Contrast checker → · Palette generator →