#2A304A#2A304A

#2A304A is a dark, muted blue. Relative luminance 0.031; OKLCH L 31.6% C 0.047 H 273.5°. Best body text is #FFFFFF at 12.96:1 contrast (WCAG AA passes).

Color values

HEX	#2A304A
RGB	rgb(42, 48, 74)
HSL	hsl(229, 28%, 23%)
HSV	hsv(229, 43%, 29%)
CMYK	cmyk(43.2%, 35.1%, 0%, 71%)
CIE-LAB	lab(20.44, 5.17, -16.92)
CIE-LCH	lch(20.44, 17.70, 286.99°)
OKLab	oklab(31.6% 0.0029 -0.0473)
OKLCH	oklch(31.6% 0.047 273.5)
XYZ	xyz(3.2475, 3.1004, 6.9046)
Luminance	0.0310 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A304A #4A442A

analogous

#2A404A #2A304A #342A4A

triadic

#2A304A #4A2A30 #304A2A

tetradic

#2A304A #4A2A40 #4A442A #2A4A34

square

#2A304A #4A2A40 #4A442A #2A4A34

split-complementary

#2A304A #4A342A #404A2A

monochromatic

#0B0D14 #141723 #2A304A #404971 #566398

Accessibility & contrast

On white

12.96

#2A304A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#2A304A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A304A

12.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A304A	#FFFFFF	#000000	##FFFFFF
##2A304A	1.00	12.96	1.62	12.96
#FFFFFF	12.96	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27334B

Deuteranopia (green-blind)

#253049

Tritanopia (blue-blind)

#203539

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #2a304a;
/* rgb */ color: rgb(42, 48, 74);
/* oklch */ color: oklch(31.6% 0.047 273.5);

Tailwind

colors: {
  custom: {
    50: '#65687c',
    500: '#2a304a',
    950: '#000000',
  },
}

SCSS

$custom: #2a304a;
$custom-light: #65687c;
$custom-dark: #000000;

JSON

{
  "hex": "#2a304a",
  "rgb": {
    "r": 42,
    "g": 48,
    "b": 74
  },
  "hsl": {
    "h": 228.75,
    "s": 27.586,
    "l": 22.745
  },
  "oklch": {
    "l": 0.31602,
    "c": 0.04738,
    "h": 273.5
  },
  "luminance": 0.03101
}

Semantic roles & 50–950 ramp

primary

#2A304A

secondary

#7C7454

accent

#B264C4

background

#F6F6F7

surface

#EBEBEE

border

#C6C6C9

text

#050609

muted

#7A7A7B

Preview Lab

Preview with #2A304A

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

Preview Lab → · Contrast checker → · Palette generator →