#2E37A5#2E37A5

#2E37A5 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.6% C 0.174 H 272.2°. Best body text is #FFFFFF at 9.52:1 contrast (WCAG AA passes).

Color values

HEX	#2E37A5
RGB	rgb(46, 55, 165)
HSL	hsl(235, 56%, 41%)
HSV	hsv(235, 72%, 65%)
CMYK	cmyk(72.1%, 66.7%, 0%, 35.3%)
CIE-LAB	lab(29.49, 34.20, -60.21)
CIE-LCH	lch(29.49, 69.24, 299.59°)
OKLab	oklab(40.6% 0.0067 -0.174)
OKLCH	oklch(40.6% 0.174 272.2)
XYZ	xyz(9.2821, 6.0289, 36.2645)
Luminance	0.0603 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E37A5 #A59C2E

analogous

#2E73A5 #2E37A5 #612EA5

triadic

#2E37A5 #A52E37 #37A52E

tetradic

#2E37A5 #A52E73 #A59C2E #2EA561

square

#2E37A5 #A52E73 #A59C2E #2EA561

split-complementary

#2E37A5 #A5612E #73A52E

monochromatic

#131745 #212775 #2E37A5 #454FCB #757CD8

Accessibility & contrast

On white

9.52

#2E37A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#2E37A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E37A5

9.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E37A5	#FFFFFF	#000000	##FFFFFF
##2E37A5	1.00	9.52	2.21	9.52
#FFFFFF	9.52	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BA8

Deuteranopia (green-blind)

#0040A3

Tritanopia (blue-blind)

#005469

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2e37a5;
/* rgb */ color: rgb(46, 55, 165);
/* oklch */ color: oklch(40.6% 0.174 272.2);

Tailwind

colors: {
  custom: {
    50: '#786ec1',
    500: '#2e37a5',
    950: '#000000',
  },
}

SCSS

$custom: #2e37a5;
$custom-light: #786ec1;
$custom-dark: #000000;

JSON

{
  "hex": "#2e37a5",
  "rgb": {
    "r": 46,
    "g": 55,
    "b": 165
  },
  "hsl": {
    "h": 235.462,
    "s": 56.398,
    "l": 41.373
  },
  "oklch": {
    "l": 0.40601,
    "c": 0.17414,
    "h": 272.2
  },
  "luminance": 0.0603
}

Semantic roles & 50–950 ramp

primary

#2E37A5

secondary

#C0BA6F

accent

#D448E0

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2E37A5

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

Preview Lab → · Contrast checker → · Palette generator →