#2C37BF#2C37BF

#2C37BF is a dark, highly saturated blue. Relative luminance 0.070; OKLCH L 43.1% C 0.208 H 270.5°. Best body text is #FFFFFF at 8.73:1 contrast (WCAG AA passes).

Color values

HEX	#2C37BF
RGB	rgb(44, 55, 191)
HSL	hsl(236, 63%, 46%)
HSV	hsv(236, 77%, 75%)
CMYK	cmyk(77%, 71.2%, 0%, 25.1%)
CIE-LAB	lab(31.87, 43.13, -71.78)
CIE-LCH	lch(31.87, 83.74, 301.00°)
OKLab	oklab(43.05% 0.0018 -0.2078)
OKLCH	oklch(43.05% 0.208 270.5)
XYZ	xyz(11.8057, 7.0281, 50.0145)
Luminance	0.0703 (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

#2C37BF #BFB42C

analogous

#2C80BF #2C37BF #6A2CBF

triadic

#2C37BF #BF2C37 #37BF2C

tetradic

#2C37BF #BF2C80 #BFB42C #2CBF6A

square

#2C37BF #BF2C80 #BFB42C #2CBF6A

split-complementary

#2C37BF #BF6A2C #80BF2C

monochromatic

#151A5C #21298D #2C37BF #515BD7 #838AE2

Accessibility & contrast

On white

8.73

#2C37BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#2C37BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C37BF

8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C37BF	#FFFFFF	#000000	##FFFFFF
##2C37BF	1.00	8.73	2.41	8.73
#FFFFFF	8.73	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052C3

Deuteranopia (green-blind)

#0044BD

Tritanopia (blue-blind)

#005D77

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2c37bf;
/* rgb */ color: rgb(44, 55, 191);
/* oklch */ color: oklch(43.1% 0.208 270.5);

Tailwind

colors: {
  custom: {
    50: '#7e6fd4',
    500: '#2c37bf',
    950: '#000000',
  },
}

SCSS

$custom: #2c37bf;
$custom-light: #7e6fd4;
$custom-dark: #000000;

JSON

{
  "hex": "#2c37bf",
  "rgb": {
    "r": 44,
    "g": 55,
    "b": 191
  },
  "hsl": {
    "h": 235.51,
    "s": 62.553,
    "l": 46.078
  },
  "oklch": {
    "l": 0.43052,
    "c": 0.20784,
    "h": 270.5
  },
  "luminance": 0.07029
}

Semantic roles & 50–950 ramp

primary

#2C37BF

secondary

#CCC67B

accent

#D942E6

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #2C37BF

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

Preview Lab → · Contrast checker → · Palette generator →