#2A3D7F#2A3D7F

#2A3D7F is a dark, moderate blue. Relative luminance 0.054; OKLCH L 38.3% C 0.114 H 268.5°. Best body text is #FFFFFF at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#2A3D7F
RGB	rgb(42, 61, 127)
HSL	hsl(227, 50%, 33%)
HSV	hsv(227, 67%, 50%)
CMYK	cmyk(66.9%, 52%, 0%, 50.2%)
CIE-LAB	lab(27.74, 15.44, -39.71)
CIE-LCH	lch(27.74, 42.61, 291.24°)
OKLab	oklab(38.27% -0.003 -0.1138)
OKLCH	oklch(38.27% 0.114 268.5)
XYZ	xyz(6.4530, 5.3614, 20.7694)
Luminance	0.0536 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3D7F #7F6C2A

analogous

#2A677F #2A3D7F #412A7F

triadic

#2A3D7F #7F2A3D #3D7F2A

tetradic

#2A3D7F #7F2A67 #7F6C2A #2A7F41

square

#2A3D7F #7F2A67 #7F6C2A #2A7F41

split-complementary

#2A3D7F #7F412A #677F2A

monochromatic

#0C1123 #1B2751 #2A3D7F #3953AD #5B73C9

Accessibility & contrast

On white

10.13

#2A3D7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#2A3D7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3D7F

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3D7F	#FFFFFF	#000000	##FFFFFF
##2A3D7F	1.00	10.13	2.07	10.13
#FFFFFF	10.13	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#184681

Deuteranopia (green-blind)

#013E7E

Tritanopia (blue-blind)

#004C58

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2a3d7f;
/* rgb */ color: rgb(42, 61, 127);
/* oklch */ color: oklch(38.3% 0.114 268.5);

Tailwind

colors: {
  custom: {
    50: '#6d72a5',
    500: '#2a3d7f',
    950: '#000000',
  },
}

SCSS

$custom: #2a3d7f;
$custom-light: #6d72a5;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3d7f",
  "rgb": {
    "r": 42,
    "g": 61,
    "b": 127
  },
  "hsl": {
    "h": 226.588,
    "s": 50.296,
    "l": 33.137
  },
  "oklch": {
    "l": 0.38273,
    "c": 0.11388,
    "h": 268.5
  },
  "luminance": 0.05362
}

Semantic roles & 50–950 ramp

primary

#2A3D7F

secondary

#AE9B57

accent

#BB4EDA

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#08070F

muted

#7A7A7F

Preview Lab

Preview with #2A3D7F

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

Preview Lab → · Contrast checker → · Palette generator →