#2A437F#2A437F

#2A437F is a dark, moderate blue. Relative luminance 0.060; OKLCH L 39.6% C 0.106 H 265.0°. Best body text is #FFFFFF at 9.51:1 contrast (WCAG AA passes).

Color values

HEX	#2A437F
RGB	rgb(42, 67, 127)
HSL	hsl(222, 50%, 33%)
HSV	hsv(222, 67%, 50%)
CMYK	cmyk(66.9%, 47.2%, 0%, 50.2%)
CIE-LAB	lab(29.51, 11.32, -36.87)
CIE-LCH	lch(29.51, 38.57, 287.07°)
OKLab	oklab(39.62% -0.0093 -0.1054)
OKLCH	oklch(39.62% 0.106 265)
XYZ	xyz(6.7914, 6.0382, 20.8821)
Luminance	0.0604 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A437F #7F662A

analogous

#2A6D7F #2A437F #3B2A7F

triadic

#2A437F #7F2A43 #437F2A

tetradic

#2A437F #7F2A6D #7F662A #2A7F3B

square

#2A437F #7F2A6D #7F662A #2A7F3B

split-complementary

#2A437F #7F3B2A #6D7F2A

monochromatic

#0C1223 #1B2B51 #2A437F #395BAD #5B7BC9

Accessibility & contrast

On white

9.51

#2A437F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#2A437F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A437F

9.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A437F	#FFFFFF	#000000	##FFFFFF
##2A437F	1.00	9.51	2.21	9.51
#FFFFFF	9.51	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#264A81

Deuteranopia (green-blind)

#17427E

Tritanopia (blue-blind)

#00515A

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2a437f;
/* rgb */ color: rgb(42, 67, 127);
/* oklch */ color: oklch(39.6% 0.106 265.0);

Tailwind

colors: {
  custom: {
    50: '#6d76a4',
    500: '#2a437f',
    950: '#000000',
  },
}

SCSS

$custom: #2a437f;
$custom-light: #6d76a4;
$custom-dark: #000000;

JSON

{
  "hex": "#2a437f",
  "rgb": {
    "r": 42,
    "g": 67,
    "b": 127
  },
  "hsl": {
    "h": 222.353,
    "s": 50.296,
    "l": 33.137
  },
  "oklch": {
    "l": 0.39622,
    "c": 0.1058,
    "h": 265
  },
  "luminance": 0.06039
}

Semantic roles & 50–950 ramp

primary

#2A437F

secondary

#AE9457

accent

#B14EDA

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#08080F

muted

#7B7B7F

Preview Lab

Preview with #2A437F

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

Preview Lab → · Contrast checker → · Palette generator →