#2C288C#2C288C

#2C288C is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.5% C 0.159 H 276.3°. Best body text is #FFFFFF at 11.74:1 contrast (WCAG AA passes).

Color values

HEX	#2C288C
RGB	rgb(44, 40, 140)
HSL	hsl(242, 56%, 35%)
HSV	hsv(242, 71%, 55%)
CMYK	cmyk(68.6%, 71.4%, 0%, 45.1%)
CIE-LAB	lab(23.49, 34.56, -54.74)
CIE-LCH	lch(23.49, 64.74, 302.26°)
OKLab	oklab(35.5% 0.0176 -0.1581)
OKLCH	oklch(35.5% 0.159 276.3)
XYZ	xyz(6.5296, 3.9459, 25.2234)
Luminance	0.0395 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C288C #888C28

analogous

#28568C #2C288C #5E288C

triadic

#2C288C #8C2C28 #288C2C

tetradic

#2C288C #8C2856 #888C28 #288C5E

square

#2C288C #8C2856 #888C28 #288C5E

split-complementary

#2C288C #8C5E28 #568C28

monochromatic

#0E0D2D #1D1A5C #2C288C #3B36BC #625ED1

Accessibility & contrast

On white

11.74

#2C288C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#2C288C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C288C

11.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C288C	#FFFFFF	#000000	##FFFFFF
##2C288C	1.00	11.74	1.79	11.74
#FFFFFF	11.74	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8F

Deuteranopia (green-blind)

#00348A

Tritanopia (blue-blind)

#004357

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #2c288c;
/* rgb */ color: rgb(44, 40, 140);
/* oklch */ color: oklch(35.5% 0.159 276.3);

Tailwind

colors: {
  custom: {
    50: '#7363af',
    500: '#2c288c',
    950: '#000000',
  },
}

SCSS

$custom: #2c288c;
$custom-light: #7363af;
$custom-dark: #000000;

JSON

{
  "hex": "#2c288c",
  "rgb": {
    "r": 44,
    "g": 40,
    "b": 140
  },
  "hsl": {
    "h": 242.4,
    "s": 55.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.35505,
    "c": 0.15906,
    "h": 276.3
  },
  "luminance": 0.03947
}

Semantic roles & 50–950 ramp

primary

#2C288C

secondary

#B3B65A

accent

#DF49D9

background

#F7F5FA

surface

#EDEAF5

border

#C8C6CF

text

#090510

muted

#7B797F

Preview Lab

Preview with #2C288C

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

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