#2D3563#2D3563

#2D3563 is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.6% C 0.081 H 274.0°. Best body text is #FFFFFF at 11.66:1 contrast (WCAG AA passes).

Color values

HEX	#2D3563
RGB	rgb(45, 53, 99)
HSL	hsl(231, 38%, 28%)
HSV	hsv(231, 55%, 39%)
CMYK	cmyk(54.5%, 46.5%, 0%, 61.2%)
CIE-LAB	lab(23.69, 11.24, -28.34)
CIE-LCH	lch(23.69, 30.49, 291.63°)
OKLab	oklab(34.63% 0.0056 -0.0804)
OKLCH	oklch(34.63% 0.081 274)
XYZ	xyz(4.6067, 4.0047, 12.3322)
Luminance	0.0401 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3563 #635B2D

analogous

#2D5063 #2D3563 #402D63

triadic

#2D3563 #632D35 #35632D

tetradic

#2D3563 #632D50 #635B2D #2D6340

square

#2D3563 #632D50 #635B2D #2D6340

split-complementary

#2D3563 #63402D #50632D

monochromatic

#0A0B15 #1A1E39 #2D3563 #404C8D #5865B3

Accessibility & contrast

On white

11.66

#2D3563 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#2D3563 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3563

11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3563	#FFFFFF	#000000	##FFFFFF
##2D3563	1.00	11.66	1.80	11.66
#FFFFFF	11.66	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#223B65

Deuteranopia (green-blind)

#1C3662

Tritanopia (blue-blind)

#163F47

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #2d3563;
/* rgb */ color: rgb(45, 53, 99);
/* oklch */ color: oklch(34.6% 0.081 274.0);

Tailwind

colors: {
  custom: {
    50: '#6a6c90',
    500: '#2d3563',
    950: '#000000',
  },
}

SCSS

$custom: #2d3563;
$custom-light: #6a6c90;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3563",
  "rgb": {
    "r": 45,
    "g": 53,
    "b": 99
  },
  "hsl": {
    "h": 231.111,
    "s": 37.5,
    "l": 28.235
  },
  "oklch": {
    "l": 0.34633,
    "c": 0.08064,
    "h": 274
  },
  "luminance": 0.04005
}

Semantic roles & 50–950 ramp

primary

#2D3563

secondary

#958C57

accent

#BC5ACD

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#07060C

muted

#7A7A7D

Preview Lab

Preview with #2D3563

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

Preview Lab → · Contrast checker → · Palette generator →