#2E37A7#2E37A7

#2E37A7 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.8% C 0.177 H 272.1°. Best body text is #FFFFFF at 9.46:1 contrast (WCAG AA passes).

Color values

HEX	#2E37A7
RGB	rgb(46, 55, 167)
HSL	hsl(236, 57%, 42%)
HSV	hsv(236, 72%, 65%)
CMYK	cmyk(72.5%, 67.1%, 0%, 34.5%)
CIE-LAB	lab(29.67, 34.91, -61.11)
CIE-LCH	lch(29.67, 70.38, 299.74°)
OKLab	oklab(40.79% 0.0065 -0.1766)
OKLCH	oklch(40.79% 0.177 272.1)
XYZ	xyz(9.4656, 6.1023, 37.2307)
Luminance	0.0610 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.73

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E37A7 #A79E2E

analogous

#2E74A7 #2E37A7 #622EA7

triadic

#2E37A7 #A72E37 #37A72E

tetradic

#2E37A7 #A72E74 #A79E2E #2EA762

square

#2E37A7 #A72E74 #A79E2E #2EA762

split-complementary

#2E37A7 #A7622E #74A72E

monochromatic

#141747 #212777 #2E37A7 #4650CC #767DD9

Accessibility & contrast

On white

9.46

#2E37A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#2E37A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E37A7

9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E37A7	#FFFFFF	#000000	##FFFFFF
##2E37A7	1.00	9.46	2.22	9.46
#FFFFFF	9.46	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CAA

Deuteranopia (green-blind)

#0040A5

Tritanopia (blue-blind)

#00556A

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2e37a7;
/* rgb */ color: rgb(46, 55, 167);
/* oklch */ color: oklch(40.8% 0.177 272.1);

Tailwind

colors: {
  custom: {
    50: '#796ec2',
    500: '#2e37a7',
    950: '#000000',
  },
}

SCSS

$custom: #2e37a7;
$custom-light: #796ec2;
$custom-dark: #000000;

JSON

{
  "hex": "#2e37a7",
  "rgb": {
    "r": 46,
    "g": 55,
    "b": 167
  },
  "hsl": {
    "h": 235.537,
    "s": 56.808,
    "l": 41.765
  },
  "oklch": {
    "l": 0.40791,
    "c": 0.17677,
    "h": 272.1
  },
  "luminance": 0.06103
}

Semantic roles & 50–950 ramp

primary

#2E37A7

secondary

#C1BB70

accent

#D548E0

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2E37A7

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

Preview Lab → · Contrast checker → · Palette generator →