#2C3A7B#2C3A7B

#2C3A7B is a dark, moderate blue. Relative luminance 0.050; OKLCH L 37.4% C 0.111 H 271.0°. Best body text is #FFFFFF at 10.51:1 contrast (WCAG AA passes).

Color values

HEX	#2C3A7B
RGB	rgb(44, 58, 123)
HSL	hsl(229, 47%, 33%)
HSV	hsv(229, 64%, 48%)
CMYK	cmyk(64.2%, 52.8%, 0%, 51.8%)
CIE-LAB	lab(26.71, 16.37, -38.86)
CIE-LCH	lch(26.71, 42.17, 292.85°)
OKLab	oklab(37.43% 0.0019 -0.1113)
OKLCH	oklch(37.43% 0.111 271)
XYZ	xyz(6.1257, 4.9911, 19.3756)
Luminance	0.0499 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C3A7B #7B6D2C

analogous

#2C617B #2C3A7B #452C7B

triadic

#2C3A7B #7B2C3A #3A7B2C

tetradic

#2C3A7B #7B2C61 #7B6D2C #2C7B45

square

#2C3A7B #7B2C61 #7B6D2C #2C7B45

split-complementary

#2C3A7B #7B452C #617B2C

monochromatic

#0C0F21 #1C254E #2C3A7B #3C4FA8 #5D6FC5

Accessibility & contrast

On white

10.51

#2C3A7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#2C3A7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C3A7B

10.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C3A7B	#FFFFFF	#000000	##FFFFFF
##2C3A7B	1.00	10.51	2.00	10.51
#FFFFFF	10.51	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#16437D

Deuteranopia (green-blind)

#023C7A

Tritanopia (blue-blind)

#004954

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2c3a7b;
/* rgb */ color: rgb(44, 58, 123);
/* oklch */ color: oklch(37.4% 0.111 271.0);

Tailwind

colors: {
  custom: {
    50: '#6e6fa2',
    500: '#2c3a7b',
    950: '#000000',
  },
}

SCSS

$custom: #2c3a7b;
$custom-light: #6e6fa2;
$custom-dark: #000000;

JSON

{
  "hex": "#2c3a7b",
  "rgb": {
    "r": 44,
    "g": 58,
    "b": 123
  },
  "hsl": {
    "h": 229.367,
    "s": 47.305,
    "l": 32.745
  },
  "oklch": {
    "l": 0.37433,
    "c": 0.11133,
    "h": 271
  },
  "luminance": 0.04992
}

Semantic roles & 50–950 ramp

primary

#2C3A7B

secondary

#AB9C58

accent

#BF51D7

background

#F6F6FA

surface

#ECECF3

border

#C7C7CD

text

#08070F

muted

#7A7A7F

Preview Lab

Preview with #2C3A7B

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

Preview Lab → · Contrast checker → · Palette generator →