#2A50B3#2A50B3

#2A50B3 is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.4% C 0.164 H 264.8°. Best body text is #FFFFFF at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#2A50B3
RGB	rgb(42, 80, 179)
HSL	hsl(223, 62%, 43%)
HSV	hsv(223, 77%, 70%)
CMYK	cmyk(76.5%, 55.3%, 0%, 29.8%)
CIE-LAB	lab(36.90, 22.53, -56.48)
CIE-LCH	lch(36.90, 60.81, 291.74°)
OKLab	oklab(46.42% -0.0148 -0.1628)
OKLCH	oklch(46.42% 0.164 264.8)
XYZ	xyz(11.9573, 9.4829, 43.8393)
Luminance	0.0948 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A50B3 #B38D2A

analogous

#2A94B3 #2A50B3 #492AB3

triadic

#2A50B3 #B32A50 #50B32A

tetradic

#2A50B3 #B32A94 #B38D2A #2AB349

square

#2A50B3 #B32A94 #B38D2A #2AB349

split-complementary

#2A50B3 #B3492A #94B32A

monochromatic

#132450 #1E3A81 #2A50B3 #466ED4 #7895DF

Accessibility & contrast

On white

7.25

#2A50B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#2A50B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A50B3

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A50B3	#FFFFFF	#000000	##FFFFFF
##2A50B3	1.00	7.25	2.90	7.25
#FFFFFF	7.25	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DB6

Deuteranopia (green-blind)

#0051B1

Tritanopia (blue-blind)

#006879

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #2a50b3;
/* rgb */ color: rgb(42, 80, 179);
/* oklch */ color: oklch(46.4% 0.164 264.8);

Tailwind

colors: {
  custom: {
    50: '#7880ca',
    500: '#2a50b3',
    950: '#000000',
  },
}

SCSS

$custom: #2a50b3;
$custom-light: #7880ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2a50b3",
  "rgb": {
    "r": 42,
    "g": 80,
    "b": 179
  },
  "hsl": {
    "h": 223.358,
    "s": 61.991,
    "l": 43.333
  },
  "oklch": {
    "l": 0.46415,
    "c": 0.16352,
    "h": 264.8
  },
  "luminance": 0.09484
}

Semantic roles & 50–950 ramp

primary

#2A50B3

secondary

#C7AF72

accent

#B843E5

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2A50B3

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

Preview Lab → · Contrast checker → · Palette generator →