#2C3BB5#2C3BB5

#2C3BB5 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.7% C 0.191 H 270.2°. Best body text is #FFFFFF at 8.75:1 contrast (WCAG AA passes).

Color values

HEX	#2C3BB5
RGB	rgb(44, 59, 181)
HSL	hsl(233, 61%, 44%)
HSV	hsv(233, 76%, 71%)
CMYK	cmyk(75.7%, 67.4%, 0%, 29%)
CIE-LAB	lab(31.80, 37.17, -65.98)
CIE-LCH	lch(31.80, 75.73, 299.40°)
OKLab	oklab(42.71% 0.0008 -0.1909)
OKLCH	oklch(42.71% 0.191 270.2)
XYZ	xyz(10.9403, 6.9984, 44.4813)
Luminance	0.0700 (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

#2C3BB5 #B5A62C

analogous

#2C80B5 #2C3BB5 #622CB5

triadic

#2C3BB5 #B52C3B #3BB52C

tetradic

#2C3BB5 #B52C80 #B5A62C #2CB562

square

#2C3BB5 #B52C80 #B5A62C #2CB562

split-complementary

#2C3BB5 #B5622C #80B52C

monochromatic

#141B53 #202B84 #2C3BB5 #4B5AD3 #7C87DF

Accessibility & contrast

On white

8.75

#2C3BB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#2C3BB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C3BB5

8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C3BB5	#FFFFFF	#000000	##FFFFFF
##2C3BB5	1.00	8.75	2.40	8.75
#FFFFFF	8.75	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B9

Deuteranopia (green-blind)

#0044B3

Tritanopia (blue-blind)

#005C73

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2c3bb5;
/* rgb */ color: rgb(44, 59, 181);
/* oklch */ color: oklch(42.7% 0.191 270.2);

Tailwind

colors: {
  custom: {
    50: '#7b71cc',
    500: '#2c3bb5',
    950: '#000000',
  },
}

SCSS

$custom: #2c3bb5;
$custom-light: #7b71cc;
$custom-dark: #000000;

JSON

{
  "hex": "#2c3bb5",
  "rgb": {
    "r": 44,
    "g": 59,
    "b": 181
  },
  "hsl": {
    "h": 233.431,
    "s": 60.889,
    "l": 44.118
  },
  "oklch": {
    "l": 0.42711,
    "c": 0.19091,
    "h": 270.2
  },
  "luminance": 0.07
}

Semantic roles & 50–950 ramp

primary

#2C3BB5

secondary

#C8BF75

accent

#D244E4

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0714

muted

#7C7A82

Preview Lab

Preview with #2C3BB5

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

Preview Lab → · Contrast checker → · Palette generator →