#2D337F#2D337F

#2D337F is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.4% C 0.127 H 274.8°. Best body text is #FFFFFF at 11.10:1 contrast (WCAG AA passes).

Color values

HEX	#2D337F
RGB	rgb(45, 51, 127)
HSL	hsl(236, 48%, 34%)
HSV	hsv(236, 65%, 50%)
CMYK	cmyk(64.6%, 59.8%, 0%, 50.2%)
CIE-LAB	lab(25.13, 22.86, -43.93)
CIE-LCH	lch(25.13, 49.52, 297.49°)
OKLab	oklab(36.36% 0.0105 -0.1263)
OKLCH	oklch(36.36% 0.127 274.8)
XYZ	xyz(6.0955, 4.4573, 20.6137)
Luminance	0.0446 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D337F #7F792D

analogous

#2D5C7F #2D337F #502D7F

triadic

#2D337F #7F2D33 #337F2D

tetradic

#2D337F #7F2D5C #7F792D #2D7F50

square

#2D337F #7F2D5C #7F792D #2D7F50

split-complementary

#2D337F #7F502D #5C7F2D

monochromatic

#0D0F25 #1D2152 #2D337F #3D45AC #6067C7

Accessibility & contrast

On white

11.10

#2D337F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#2D337F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D337F

11.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D337F	#FFFFFF	#000000	##FFFFFF
##2D337F	1.00	11.10	1.89	11.10
#FFFFFF	11.10	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F82

Deuteranopia (green-blind)

#00387D

Tritanopia (blue-blind)

#004553

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2d337f;
/* rgb */ color: rgb(45, 51, 127);
/* oklch */ color: oklch(36.4% 0.127 274.8);

Tailwind

colors: {
  custom: {
    50: '#706aa5',
    500: '#2d337f',
    950: '#000000',
  },
}

SCSS

$custom: #2d337f;
$custom-light: #706aa5;
$custom-dark: #000000;

JSON

{
  "hex": "#2d337f",
  "rgb": {
    "r": 45,
    "g": 51,
    "b": 127
  },
  "hsl": {
    "h": 235.61,
    "s": 47.674,
    "l": 33.725
  },
  "oklch": {
    "l": 0.36362,
    "c": 0.12673,
    "h": 274.8
  },
  "luminance": 0.04458
}

Semantic roles & 50–950 ramp

primary

#2D337F

secondary

#ADA75B

accent

#CD51D7

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08060F

muted

#7B7A7F

Preview Lab

Preview with #2D337F

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

Preview Lab → · Contrast checker → · Palette generator →