#2D37AE#2D37AE

#2D37AE is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.4% C 0.186 H 271.5°. Best body text is #FFFFFF at 9.25:1 contrast (WCAG AA passes).

Color values

HEX	#2D37AE
RGB	rgb(45, 55, 174)
HSL	hsl(235, 59%, 43%)
HSV	hsv(235, 74%, 68%)
CMYK	cmyk(74.1%, 68.4%, 0%, 31.8%)
CIE-LAB	lab(30.27, 37.29, -64.33)
CIE-LCH	lch(30.27, 74.36, 300.10°)
OKLab	oklab(41.41% 0.0048 -0.1861)
OKLCH	oklch(41.41% 0.186 271.5)
XYZ	xyz(10.0858, 6.3452, 40.7294)
Luminance	0.0635 (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

#2D37AE #AEA42D

analogous

#2D77AE #2D37AE #632DAE

triadic

#2D37AE #AE2D37 #37AE2D

tetradic

#2D37AE #AE2D77 #AEA42D #2DAE63

square

#2D37AE #AE2D77 #AEA42D #2DAE63

split-complementary

#2D37AE #AE632D #77AE2D

monochromatic

#14184D #20287D #2D37AE #4853D0 #7981DC

Accessibility & contrast

On white

9.25

#2D37AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#2D37AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D37AE

9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D37AE	#FFFFFF	#000000	##FFFFFF
##2D37AE	1.00	9.25	2.27	9.25
#FFFFFF	9.25	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DB2

Deuteranopia (green-blind)

#0041AC

Tritanopia (blue-blind)

#00576E

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2d37ae;
/* rgb */ color: rgb(45, 55, 174);
/* oklch */ color: oklch(41.4% 0.186 271.5);

Tailwind

colors: {
  custom: {
    50: '#7a6ec7',
    500: '#2d37ae',
    950: '#000000',
  },
}

SCSS

$custom: #2d37ae;
$custom-light: #7a6ec7;
$custom-dark: #000000;

JSON

{
  "hex": "#2d37ae",
  "rgb": {
    "r": 45,
    "g": 55,
    "b": 174
  },
  "hsl": {
    "h": 235.349,
    "s": 58.904,
    "l": 42.941
  },
  "oklch": {
    "l": 0.4141,
    "c": 0.18615,
    "h": 271.5
  },
  "luminance": 0.06346
}

Semantic roles & 50–950 ramp

primary

#2D37AE

secondary

#C4BE72

accent

#D646E2

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2D37AE

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

Preview Lab → · Contrast checker → · Palette generator →