#2C308E#2C308E

#2C308E is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.1% C 0.152 H 274.3°. Best body text is #FFFFFF at 10.94:1 contrast (WCAG AA passes).

Color values

HEX	#2C308E
RGB	rgb(44, 48, 142)
HSL	hsl(238, 53%, 36%)
HSV	hsv(238, 69%, 56%)
CMYK	cmyk(69%, 66.2%, 0%, 44.3%)
CIE-LAB	lab(25.57, 30.17, -52.58)
CIE-LCH	lch(25.57, 60.62, 299.85°)
OKLab	oklab(37.07% 0.0114 -0.1517)
OKLCH	oklch(37.07% 0.152 274.3)
XYZ	xyz(6.9765, 4.6017, 26.1065)
Luminance	0.0460 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C308E #8E8A2C

analogous

#2C618E #2C308E #592C8E

triadic

#2C308E #8E2C30 #308E2C

tetradic

#2C308E #8E2C61 #8E8A2C #2C8E59

square

#2C308E #8E2C61 #8E8A2C #2C8E59

split-complementary

#2C308E #8E592C #618E2C

monochromatic

#0F1031 #1E205F #2C308E #3A40BD #6569CF

Accessibility & contrast

On white

10.94

#2C308E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#2C308E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C308E

10.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C308E	#FFFFFF	#000000	##FFFFFF
##2C308E	1.00	10.94	1.92	10.94
#FFFFFF	10.94	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004191

Deuteranopia (green-blind)

#00388C

Tritanopia (blue-blind)

#00485A

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2c308e;
/* rgb */ color: rgb(44, 48, 142);
/* oklch */ color: oklch(37.1% 0.152 274.3);

Tailwind

colors: {
  custom: {
    50: '#7368b0',
    500: '#2c308e',
    950: '#000000',
  },
}

SCSS

$custom: #2c308e;
$custom-light: #7368b0;
$custom-dark: #000000;

JSON

{
  "hex": "#2c308e",
  "rgb": {
    "r": 44,
    "g": 48,
    "b": 142
  },
  "hsl": {
    "h": 237.551,
    "s": 52.688,
    "l": 36.471
  },
  "oklch": {
    "l": 0.37067,
    "c": 0.15217,
    "h": 274.3
  },
  "luminance": 0.04602
}

Semantic roles & 50–950 ramp

primary

#2C308E

secondary

#B6B260

accent

#D64CDC

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#090611

muted

#7B7A80

Preview Lab

Preview with #2C308E

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

Preview Lab → · Contrast checker → · Palette generator →