#2A3B84#2A3B84

#2A3B84 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.2% C 0.124 H 269.8°. Best body text is #FFFFFF at 10.21:1 contrast (WCAG AA passes).

Color values

HEX	#2A3B84
RGB	rgb(42, 59, 132)
HSL	hsl(229, 52%, 34%)
HSV	hsv(229, 68%, 52%)
CMYK	cmyk(68.2%, 55.3%, 0%, 48.2%)
CIE-LAB	lab(27.53, 18.72, -43.17)
CIE-LCH	lch(27.53, 47.06, 293.44°)
OKLab	oklab(38.23% -0.0005 -0.124)
OKLCH	oklch(38.23% 0.124 269.8)
XYZ	xyz(6.6823, 5.2855, 22.4934)
Luminance	0.0529 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3B84 #84732A

analogous

#2A6884 #2A3B84 #462A84

triadic

#2A3B84 #842A3B #3B842A

tetradic

#2A3B84 #842A68 #84732A #2A8446

square

#2A3B84 #842A68 #84732A #2A8446

split-complementary

#2A3B84 #84462A #68842A

monochromatic

#0C1127 #1B2656 #2A3B84 #3950B2 #5D72CB

Accessibility & contrast

On white

10.21

#2A3B84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#2A3B84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3B84

10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3B84	#FFFFFF	#000000	##FFFFFF
##2A3B84	1.00	10.21	2.06	10.21
#FFFFFF	10.21	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#084587

Deuteranopia (green-blind)

#003D83

Tritanopia (blue-blind)

#004C59

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2a3b84;
/* rgb */ color: rgb(42, 59, 132);
/* oklch */ color: oklch(38.2% 0.124 269.8);

Tailwind

colors: {
  custom: {
    50: '#6f70a8',
    500: '#2a3b84',
    950: '#000000',
  },
}

SCSS

$custom: #2a3b84;
$custom-light: #6f70a8;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3b84",
  "rgb": {
    "r": 42,
    "g": 59,
    "b": 132
  },
  "hsl": {
    "h": 228.667,
    "s": 51.724,
    "l": 34.118
  },
  "oklch": {
    "l": 0.38233,
    "c": 0.12404,
    "h": 269.8
  },
  "luminance": 0.05286
}

Semantic roles & 50–950 ramp

primary

#2A3B84

secondary

#B1A059

accent

#C04DDB

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #2A3B84

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

Preview Lab → · Contrast checker → · Palette generator →