#2A3A82#2A3A82

#2A3A82 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.9% C 0.122 H 270.1°. Best body text is #FFFFFF at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#2A3A82
RGB	rgb(42, 58, 130)
HSL	hsl(229, 51%, 34%)
HSV	hsv(229, 68%, 51%)
CMYK	cmyk(67.7%, 55.4%, 0%, 49%)
CIE-LAB	lab(27.10, 18.65, -42.62)
CIE-LCH	lch(27.10, 46.52, 293.63°)
OKLab	oklab(37.86% 0.0003 -0.1224)
OKLCH	oklch(37.86% 0.122 270.1)
XYZ	xyz(6.4958, 5.1295, 21.7625)
Luminance	0.0513 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3A82 #82722A

analogous

#2A6682 #2A3A82 #462A82

triadic

#2A3A82 #822A3A #3A822A

tetradic

#2A3A82 #822A66 #82722A #2A8246

square

#2A3A82 #822A66 #82722A #2A8246

split-complementary

#2A3A82 #82462A #66822A

monochromatic

#0C1125 #1B2554 #2A3A82 #394FB0 #5C70CA

Accessibility & contrast

On white

10.37

#2A3A82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#2A3A82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3A82

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3A82	#FFFFFF	#000000	##FFFFFF
##2A3A82	1.00	10.37	2.03	10.37
#FFFFFF	10.37	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#084485

Deuteranopia (green-blind)

#003C81

Tritanopia (blue-blind)

#004B58

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2a3a82;
/* rgb */ color: rgb(42, 58, 130);
/* oklch */ color: oklch(37.9% 0.122 270.1);

Tailwind

colors: {
  custom: {
    50: '#6e6fa7',
    500: '#2a3a82',
    950: '#000000',
  },
}

SCSS

$custom: #2a3a82;
$custom-light: #6e6fa7;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3a82",
  "rgb": {
    "r": 42,
    "g": 58,
    "b": 130
  },
  "hsl": {
    "h": 229.091,
    "s": 51.163,
    "l": 33.725
  },
  "oklch": {
    "l": 0.37859,
    "c": 0.12244,
    "h": 270.1
  },
  "luminance": 0.0513
}

Semantic roles & 50–950 ramp

primary

#2A3A82

secondary

#B0A058

accent

#C14DDB

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#08070F

muted

#7B7A7F

Preview Lab

Preview with #2A3A82

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

Preview Lab → · Contrast checker → · Palette generator →