#2C30A5#2C30A5

#2C30A5 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.3% C 0.183 H 272.8°. Best body text is #FFFFFF at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#2C30A5
RGB	rgb(44, 48, 165)
HSL	hsl(238, 58%, 41%)
HSV	hsv(238, 73%, 65%)
CMYK	cmyk(73.3%, 70.9%, 0%, 35.3%)
CIE-LAB	lab(27.75, 38.34, -63.07)
CIE-LCH	lch(27.75, 73.81, 301.30°)
OKLab	oklab(39.31% 0.0088 -0.1824)
OKLCH	oklch(39.31% 0.183 272.8)
XYZ	xyz(8.8849, 5.3651, 36.1573)
Luminance	0.0537 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C30A5 #A5A12C

analogous

#2C6CA5 #2C30A5 #642CA5

triadic

#2C30A5 #A52C30 #30A52C

tetradic

#2C30A5 #A52C6C #A5A12C #2CA564

square

#2C30A5 #A52C6C #A5A12C #2CA564

split-complementary

#2C30A5 #A5642C #6CA52C

monochromatic

#121444 #1F2275 #2C30A5 #4246CD #7275D9

Accessibility & contrast

On white

10.13

#2C30A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#2C30A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C30A5

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C30A5	#FFFFFF	#000000	##FFFFFF
##2C30A5	1.00	10.13	2.07	10.13
#FFFFFF	10.13	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A9

Deuteranopia (green-blind)

#003CA3

Tritanopia (blue-blind)

#005067

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2c30a5;
/* rgb */ color: rgb(44, 48, 165);
/* oklch */ color: oklch(39.3% 0.183 272.8);

Tailwind

colors: {
  custom: {
    50: '#7869c1',
    500: '#2c30a5',
    950: '#000000',
  },
}

SCSS

$custom: #2c30a5;
$custom-light: #7869c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2c30a5",
  "rgb": {
    "r": 44,
    "g": 48,
    "b": 165
  },
  "hsl": {
    "h": 238.017,
    "s": 57.895,
    "l": 40.98
  },
  "oklch": {
    "l": 0.39313,
    "c": 0.18262,
    "h": 272.8
  },
  "luminance": 0.05366
}

Semantic roles & 50–950 ramp

primary

#2C30A5

secondary

#C1BE6C

accent

#DC47E1

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2C30A5

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

Preview Lab → · Contrast checker → · Palette generator →