#2A3971#2A3971

#2A3971 is a dark, moderate blue. Relative luminance 0.046; OKLCH L 36.3% C 0.098 H 269.7°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#2A3971
RGB	rgb(42, 57, 113)
HSL	hsl(227, 46%, 30%)
HSV	hsv(227, 63%, 44%)
CMYK	cmyk(62.8%, 49.6%, 0%, 55.7%)
CIE-LAB	lab(25.59, 12.90, -34.32)
CIE-LCH	lch(25.59, 36.66, 290.60°)
OKLab	oklab(36.33% -0.0005 -0.098)
OKLCH	oklch(36.33% 0.098 269.7)
XYZ	xyz(5.3976, 4.6103, 16.2250)
Luminance	0.0461 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3971 #71622A

analogous

#2A5C71 #2A3971 #3E2A71

triadic

#2A3971 #712A39 #39712A

tetradic

#2A3971 #712A5C #71622A #2A713E

square

#2A3971 #712A5C #71622A #2A713E

split-complementary

#2A3971 #713E2A #5C712A

monochromatic

#090C18 #192244 #2A3971 #3B509E #556CC0

Accessibility & contrast

On white

10.92

#2A3971 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#2A3971 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3971

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3971	#FFFFFF	#000000	##FFFFFF
##2A3971	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E4073

Deuteranopia (green-blind)

#123A70

Tritanopia (blue-blind)

#00464F

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2a3971;
/* rgb */ color: rgb(42, 57, 113);
/* oklch */ color: oklch(36.3% 0.098 269.7);

Tailwind

colors: {
  custom: {
    50: '#6b6f9a',
    500: '#2a3971',
    950: '#000000',
  },
}

SCSS

$custom: #2a3971;
$custom-light: #6b6f9a;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3971",
  "rgb": {
    "r": 42,
    "g": 57,
    "b": 113
  },
  "hsl": {
    "h": 227.324,
    "s": 45.806,
    "l": 30.392
  },
  "oklch": {
    "l": 0.3633,
    "c": 0.09802,
    "h": 269.7
  },
  "luminance": 0.04611
}

Semantic roles & 50–950 ramp

primary

#2A3971

secondary

#A39254

accent

#BA52D5

background

#F6F6F9

surface

#ECECF2

border

#C7C7CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #2A3971

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

Preview Lab → · Contrast checker → · Palette generator →