#2D37B6#2D37B6

#2D37B6 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.2% C 0.196 H 271.1°. Best body text is #FFFFFF at 9.00:1 contrast (WCAG AA passes).

Color values

HEX	#2D37B6
RGB	rgb(45, 55, 182)
HSL	hsl(236, 60%, 45%)
HSV	hsv(236, 75%, 71%)
CMYK	cmyk(75.3%, 69.8%, 0%, 28.6%)
CIE-LAB	lab(31.04, 40.10, -67.84)
CIE-LCH	lch(31.04, 78.80, 300.59°)
OKLab	oklab(42.2% 0.0039 -0.1963)
OKLCH	oklch(42.2% 0.196 271.1)
XYZ	xyz(10.8890, 6.6665, 44.9598)
Luminance	0.0667 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D37B6 #B6AC2D

analogous

#2D7CB6 #2D37B6 #672DB6

triadic

#2D37B6 #B62D37 #37B62D

tetradic

#2D37B6 #B62D7C #B6AC2D #2DB667

square

#2D37B6 #B62D7C #B6AC2D #2DB667

split-complementary

#2D37B6 #B6672D #7CB62D

monochromatic

#151954 #212885 #2D37B6 #4D57D3 #7E85DF

Accessibility & contrast

On white

9.00

#2D37B6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#2D37B6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D37B6

9.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D37B6	#FFFFFF	#000000	##FFFFFF
##2D37B6	1.00	9.00	2.33	9.00
#FFFFFF	9.00	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050BA

Deuteranopia (green-blind)

#0042B4

Tritanopia (blue-blind)

#005A72

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2d37b6;
/* rgb */ color: rgb(45, 55, 182);
/* oklch */ color: oklch(42.2% 0.196 271.1);

Tailwind

colors: {
  custom: {
    50: '#7c6ecd',
    500: '#2d37b6',
    950: '#000000',
  },
}

SCSS

$custom: #2d37b6;
$custom-light: #7c6ecd;
$custom-dark: #000000;

JSON

{
  "hex": "#2d37b6",
  "rgb": {
    "r": 45,
    "g": 55,
    "b": 182
  },
  "hsl": {
    "h": 235.62,
    "s": 60.352,
    "l": 44.51
  },
  "oklch": {
    "l": 0.42198,
    "c": 0.19635,
    "h": 271.1
  },
  "luminance": 0.06668
}

Semantic roles & 50–950 ramp

primary

#2D37B6

secondary

#C8C277

accent

#D844E3

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0714

muted

#7C7A82

Preview Lab

Preview with #2D37B6

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

Preview Lab → · Contrast checker → · Palette generator →