#2D237C#2D237C

#2D237C is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.2% C 0.143 H 280.2°. Best body text is #FFFFFF at 12.78:1 contrast (WCAG AA passes).

Color values

HEX	#2D237C
RGB	rgb(45, 35, 124)
HSL	hsl(247, 56%, 31%)
HSV	hsv(247, 72%, 49%)
CMYK	cmyk(63.7%, 71.8%, 0%, 51.4%)
CIE-LAB	lab(20.88, 32.28, -48.96)
CIE-LCH	lch(20.88, 58.64, 303.40°)
OKLab	oklab(33.18% 0.0255 -0.1411)
OKLCH	oklch(33.18% 0.143 280.2)
XYZ	xyz(5.3202, 3.2148, 19.4050)
Luminance	0.0321 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D237C #727C23

analogous

#23457C #2D237C #59237C

triadic

#2D237C #7C2D23 #237C2D

tetradic

#2D237C #7C2345 #727C23 #237C59

square

#2D237C #7C2345 #727C23 #237C59

split-complementary

#2D237C #7C5923 #457C23

monochromatic

#0A081D #1C164C #2D237C #3E30AC #5B4DCD

Accessibility & contrast

On white

12.78

#2D237C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#2D237C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D237C

12.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D237C	#FFFFFF	#000000	##FFFFFF
##2D237C	1.00	12.78	1.64	12.78
#FFFFFF	12.78	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357F

Deuteranopia (green-blind)

#002F7A

Tritanopia (blue-blind)

#003B4C

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #2d237c;
/* rgb */ color: rgb(45, 35, 124);
/* oklch */ color: oklch(33.2% 0.143 280.2);

Tailwind

colors: {
  custom: {
    50: '#705fa3',
    500: '#2d237c',
    950: '#000000',
  },
}

SCSS

$custom: #2d237c;
$custom-light: #705fa3;
$custom-dark: #000000;

JSON

{
  "hex": "#2d237c",
  "rgb": {
    "r": 45,
    "g": 35,
    "b": 124
  },
  "hsl": {
    "h": 246.742,
    "s": 55.975,
    "l": 31.176
  },
  "oklch": {
    "l": 0.33177,
    "c": 0.14341,
    "h": 280.2
  },
  "luminance": 0.03215
}

Semantic roles & 50–950 ramp

primary

#2D237C

secondary

#A3AF4C

accent

#DF49CE

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08040F

muted

#7B797F

Preview Lab

Preview with #2D237C

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

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