#2E37A3#2E37A3

#2E37A3 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.4% C 0.171 H 272.3°. Best body text is #FFFFFF at 9.58:1 contrast (WCAG AA passes).

Color values

HEX	#2E37A3
RGB	rgb(46, 55, 163)
HSL	hsl(235, 56%, 41%)
HSV	hsv(235, 72%, 64%)
CMYK	cmyk(71.8%, 66.3%, 0%, 36.1%)
CIE-LAB	lab(29.30, 33.48, -59.30)
CIE-LCH	lch(29.30, 68.10, 299.45°)
OKLab	oklab(40.41% 0.0069 -0.1713)
OKLCH	oklch(40.41% 0.171 272.3)
XYZ	xyz(9.1015, 5.9567, 35.3133)
Luminance	0.0596 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E37A3 #A39A2E

analogous

#2E71A3 #2E37A3 #5F2EA3

triadic

#2E37A3 #A32E37 #37A32E

tetradic

#2E37A3 #A32E71 #A39A2E #2EA35F

square

#2E37A3 #A32E71 #A39A2E #2EA35F

split-complementary

#2E37A3 #A35F2E #71A32E

monochromatic

#131744 #212773 #2E37A3 #444ECA #747BD8

Accessibility & contrast

On white

9.58

#2E37A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#2E37A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E37A3

9.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E37A3	#FFFFFF	#000000	##FFFFFF
##2E37A3	1.00	9.58	2.19	9.58
#FFFFFF	9.58	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BA6

Deuteranopia (green-blind)

#0040A1

Tritanopia (blue-blind)

#005368

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2e37a3;
/* rgb */ color: rgb(46, 55, 163);
/* oklch */ color: oklch(40.4% 0.171 272.3);

Tailwind

colors: {
  custom: {
    50: '#786ebf',
    500: '#2e37a3',
    950: '#000000',
  },
}

SCSS

$custom: #2e37a3;
$custom-light: #786ebf;
$custom-dark: #000000;

JSON

{
  "hex": "#2e37a3",
  "rgb": {
    "r": 46,
    "g": 55,
    "b": 163
  },
  "hsl": {
    "h": 235.385,
    "s": 55.981,
    "l": 40.98
  },
  "oklch": {
    "l": 0.40412,
    "c": 0.17149,
    "h": 272.3
  },
  "luminance": 0.05958
}

Semantic roles & 50–950 ramp

primary

#2E37A3

secondary

#BFB96D

accent

#D449DF

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2E37A3

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

Preview Lab → · Contrast checker → · Palette generator →