#2A3D79#2A3D79

#2A3D79 is a dark, moderate blue. Relative luminance 0.052; OKLCH L 37.8% C 0.105 H 267.9°. Best body text is #FFFFFF at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#2A3D79
RGB	rgb(42, 61, 121)
HSL	hsl(226, 48%, 32%)
HSV	hsv(226, 65%, 47%)
CMYK	cmyk(65.3%, 49.6%, 0%, 52.5%)
CIE-LAB	lab(27.32, 13.16, -36.61)
CIE-LCH	lch(27.32, 38.91, 289.76°)
OKLab	oklab(37.82% -0.0038 -0.1047)
OKLCH	oklch(37.82% 0.105 267.9)
XYZ	xyz(6.0736, 5.2097, 18.7709)
Luminance	0.0521 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3D79 #79662A

analogous

#2A6579 #2A3D79 #3F2A79

triadic

#2A3D79 #792A3D #3D792A

tetradic

#2A3D79 #792A65 #79662A #2A793F

square

#2A3D79 #792A65 #79662A #2A793F

split-complementary

#2A3D79 #793F2A #65792A

monochromatic

#0A0F1E #1A264C #2A3D79 #3A54A6 #5872C5

Accessibility & contrast

On white

10.28

#2A3D79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#2A3D79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3D79

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3D79	#FFFFFF	#000000	##FFFFFF
##2A3D79	1.00	10.28	2.04	10.28
#FFFFFF	10.28	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F447B

Deuteranopia (green-blind)

#103D78

Tritanopia (blue-blind)

#004B55

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2a3d79;
/* rgb */ color: rgb(42, 61, 121);
/* oklch */ color: oklch(37.8% 0.105 267.9);

Tailwind

colors: {
  custom: {
    50: '#6c72a0',
    500: '#2a3d79',
    950: '#000000',
  },
}

SCSS

$custom: #2a3d79;
$custom-light: #6c72a0;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3d79",
  "rgb": {
    "r": 42,
    "g": 61,
    "b": 121
  },
  "hsl": {
    "h": 225.57,
    "s": 48.466,
    "l": 31.961
  },
  "oklch": {
    "l": 0.37823,
    "c": 0.10479,
    "h": 267.9
  },
  "luminance": 0.0521
}

Semantic roles & 50–950 ramp

primary

#2A3D79

secondary

#AB9654

accent

#B750D8

background

#F6F6F9

surface

#ECECF2

border

#C7C7CC

text

#07070F

muted

#7A7A7E

Preview Lab

Preview with #2A3D79

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

Preview Lab → · Contrast checker → · Palette generator →