#2A397A#2A397A

#2A397A is a dark, moderate blue. Relative luminance 0.048; OKLCH L 37.0% C 0.112 H 270.3°. Best body text is #FFFFFF at 10.69:1 contrast (WCAG AA passes).

Color values

HEX	#2A397A
RGB	rgb(42, 57, 122)
HSL	hsl(229, 49%, 32%)
HSV	hsv(229, 66%, 48%)
CMYK	cmyk(65.6%, 53.3%, 0%, 52.2%)
CIE-LAB	lab(26.22, 16.30, -39.01)
CIE-LCH	lch(26.22, 42.28, 292.68°)
OKLab	oklab(37.01% 0.0006 -0.1118)
OKLCH	oklch(37.01% 0.112 270.3)
XYZ	xyz(5.9296, 4.8231, 19.0271)
Luminance	0.0482 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A397A #7A6B2A

analogous

#2A617A #2A397A #432A7A

triadic

#2A397A #7A2A39 #397A2A

tetradic

#2A397A #7A2A61 #7A6B2A #2A7A43

square

#2A397A #7A2A61 #7A6B2A #2A7A43

split-complementary

#2A397A #7A432A #617A2A

monochromatic

#0B0E1F #1A244C #2A397A #3A4EA8 #596DC6

Accessibility & contrast

On white

10.69

#2A397A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#2A397A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A397A

10.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A397A	#FFFFFF	#000000	##FFFFFF
##2A397A	1.00	10.69	1.96	10.69
#FFFFFF	10.69	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#13427C

Deuteranopia (green-blind)

#003B79

Tritanopia (blue-blind)

#004853

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2a397a;
/* rgb */ color: rgb(42, 57, 122);
/* oklch */ color: oklch(37.0% 0.112 270.3);

Tailwind

colors: {
  custom: {
    50: '#6d6fa1',
    500: '#2a397a',
    950: '#000000',
  },
}

SCSS

$custom: #2a397a;
$custom-light: #6d6fa1;
$custom-dark: #000000;

JSON

{
  "hex": "#2a397a",
  "rgb": {
    "r": 42,
    "g": 57,
    "b": 122
  },
  "hsl": {
    "h": 228.75,
    "s": 48.78,
    "l": 32.157
  },
  "oklch": {
    "l": 0.3701,
    "c": 0.11183,
    "h": 270.3
  },
  "luminance": 0.04824
}

Semantic roles & 50–950 ramp

primary

#2A397A

secondary

#AB9B55

accent

#BF4FD8

background

#F6F6F9

surface

#ECECF2

border

#C7C7CC

text

#07070F

muted

#7A7A7E

Preview Lab

Preview with #2A397A

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

Preview Lab → · Contrast checker → · Palette generator →