#2A3C85#2A3C85

#2A3C85 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.5% C 0.124 H 269.3°. Best body text is #FFFFFF at 10.08:1 contrast (WCAG AA passes).

Color values

HEX	#2A3C85
RGB	rgb(42, 60, 133)
HSL	hsl(228, 52%, 34%)
HSV	hsv(228, 68%, 52%)
CMYK	cmyk(68.4%, 54.9%, 0%, 47.8%)
CIE-LAB	lab(27.89, 18.41, -43.22)
CIE-LCH	lch(27.89, 46.98, 293.08°)
OKLab	oklab(38.53% -0.0014 -0.1242)
OKLCH	oklch(38.53% 0.124 269.3)
XYZ	xyz(6.8029, 5.4168, 22.8728)
Luminance	0.0542 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3C85 #85732A

analogous

#2A6A85 #2A3C85 #462A85

triadic

#2A3C85 #852A3C #3C852A

tetradic

#2A3C85 #852A6A #85732A #2A8546

square

#2A3C85 #852A6A #85732A #2A8546

split-complementary

#2A3C85 #85462A #6A852A

monochromatic

#0D1228 #1B2756 #2A3C85 #3951B4 #5D73CC

Accessibility & contrast

On white

10.08

#2A3C85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#2A3C85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3C85

10.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3C85	#FFFFFF	#000000	##FFFFFF
##2A3C85	1.00	10.08	2.08	10.08
#FFFFFF	10.08	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A4688

Deuteranopia (green-blind)

#003E84

Tritanopia (blue-blind)

#004D5A

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2a3c85;
/* rgb */ color: rgb(42, 60, 133);
/* oklch */ color: oklch(38.5% 0.124 269.3);

Tailwind

colors: {
  custom: {
    50: '#6f71a9',
    500: '#2a3c85',
    950: '#000000',
  },
}

SCSS

$custom: #2a3c85;
$custom-light: #6f71a9;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3c85",
  "rgb": {
    "r": 42,
    "g": 60,
    "b": 133
  },
  "hsl": {
    "h": 228.132,
    "s": 52,
    "l": 34.314
  },
  "oklch": {
    "l": 0.38526,
    "c": 0.12417,
    "h": 269.3
  },
  "luminance": 0.05417
}

Semantic roles & 50–950 ramp

primary

#2A3C85

secondary

#B2A059

accent

#BF4CDB

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #2A3C85

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

Preview Lab → · Contrast checker → · Palette generator →