#2D375B#2D375B

#2D375B is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.6% C 0.065 H 270.9°. Best body text is #FFFFFF at 11.61:1 contrast (WCAG AA passes).

Color values

HEX	#2D375B
RGB	rgb(45, 55, 91)
HSL	hsl(227, 34%, 27%)
HSV	hsv(227, 51%, 36%)
CMYK	cmyk(50.5%, 39.6%, 0%, 64.3%)
CIE-LAB	lab(23.82, 7.02, -22.91)
CIE-LCH	lch(23.82, 23.96, 287.03°)
OKLab	oklab(34.58% 0.0011 -0.0645)
OKLCH	oklch(34.58% 0.065 270.9)
XYZ	xyz(4.3361, 4.0453, 10.4478)
Luminance	0.0405 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D375B #5B512D

analogous

#2D4E5B #2D375B #3A2D5B

triadic

#2D375B #5B2D37 #375B2D

tetradic

#2D375B #5B2D4E #5B512D #2D5B3A

square

#2D375B #5B2D4E #5B512D #2D5B3A

split-complementary

#2D375B #5B3A2D #4E5B2D

monochromatic

#0A0C14 #191E32 #2D375B #415084 #5769AC

Accessibility & contrast

On white

11.61

#2D375B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#2D375B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D375B

11.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D375B	#FFFFFF	#000000	##FFFFFF
##2D375B	1.00	11.61	1.81	11.61
#FFFFFF	11.61	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A3B5C

Deuteranopia (green-blind)

#25375A

Tritanopia (blue-blind)

#1C3F44

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #2d375b;
/* rgb */ color: rgb(45, 55, 91);
/* oklch */ color: oklch(34.6% 0.065 270.9);

Tailwind

colors: {
  custom: {
    50: '#696d89',
    500: '#2d375b',
    950: '#000000',
  },
}

SCSS

$custom: #2d375b;
$custom-light: #696d89;
$custom-dark: #000000;

JSON

{
  "hex": "#2d375b",
  "rgb": {
    "r": 45,
    "g": 55,
    "b": 91
  },
  "hsl": {
    "h": 226.957,
    "s": 33.824,
    "l": 26.667
  },
  "oklch": {
    "l": 0.34579,
    "c": 0.06456,
    "h": 270.9
  },
  "luminance": 0.04046
}

Semantic roles & 50–950 ramp

primary

#2D375B

secondary

#8D8157

accent

#B25ECA

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#06070B

muted

#7A7A7C

Preview Lab

Preview with #2D375B

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

Preview Lab → · Contrast checker → · Palette generator →