#2A3D83#2A3D83

#2A3D83 is a dark, moderate blue. Relative luminance 0.055; OKLCH L 38.6% C 0.120 H 268.8°. Best body text is #FFFFFF at 10.03:1 contrast (WCAG AA passes).

Color values

HEX	#2A3D83
RGB	rgb(42, 61, 131)
HSL	hsl(227, 51%, 34%)
HSV	hsv(227, 68%, 51%)
CMYK	cmyk(67.9%, 53.4%, 0%, 48.6%)
CIE-LAB	lab(28.03, 16.96, -41.75)
CIE-LCH	lch(28.03, 45.06, 292.11°)
OKLab	oklab(38.58% -0.0026 -0.1198)
OKLCH	oklch(38.58% 0.12 268.8)
XYZ	xyz(6.7189, 5.4678, 22.1696)
Luminance	0.0547 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3D83 #83702A

analogous

#2A6A83 #2A3D83 #442A83

triadic

#2A3D83 #832A3D #3D832A

tetradic

#2A3D83 #832A6A #83702A #2A8344

square

#2A3D83 #832A6A #83702A #2A8344

split-complementary

#2A3D83 #83442A #6A832A

monochromatic

#0C1226 #1B2755 #2A3D83 #3953B1 #5D74CB

Accessibility & contrast

On white

10.03

#2A3D83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#2A3D83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3D83

10.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3D83	#FFFFFF	#000000	##FFFFFF
##2A3D83	1.00	10.03	2.09	10.03
#FFFFFF	10.03	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#124685

Deuteranopia (green-blind)

#003E82

Tritanopia (blue-blind)

#004D5A

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2a3d83;
/* rgb */ color: rgb(42, 61, 131);
/* oklch */ color: oklch(38.6% 0.120 268.8);

Tailwind

colors: {
  custom: {
    50: '#6e72a8',
    500: '#2a3d83',
    950: '#000000',
  },
}

SCSS

$custom: #2a3d83;
$custom-light: #6e72a8;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3d83",
  "rgb": {
    "r": 42,
    "g": 61,
    "b": 131
  },
  "hsl": {
    "h": 227.191,
    "s": 51.445,
    "l": 33.922
  },
  "oklch": {
    "l": 0.38583,
    "c": 0.11986,
    "h": 268.8
  },
  "luminance": 0.05468
}

Semantic roles & 50–950 ramp

primary

#2A3D83

secondary

#B19E58

accent

#BD4DDB

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#08070F

muted

#7B7A7F

Preview Lab

Preview with #2A3D83

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

Preview Lab → · Contrast checker → · Palette generator →