#2A3553#2A3553

#2A3553 is a dark, muted blue. Relative luminance 0.037; OKLCH L 33.4% C 0.055 H 268.0°. Best body text is #FFFFFF at 12.12:1 contrast (WCAG AA passes).

Color values

HEX	#2A3553
RGB	rgb(42, 53, 83)
HSL	hsl(224, 33%, 25%)
HSV	hsv(224, 49%, 33%)
CMYK	cmyk(49.4%, 36.1%, 0%, 67.5%)
CIE-LAB	lab(22.52, 4.75, -19.69)
CIE-LCH	lch(22.52, 20.25, 283.57°)
OKLab	oklab(33.37% -0.0019 -0.0553)
OKLCH	oklch(33.37% 0.055 268)
XYZ	xyz(3.7888, 3.6628, 8.6893)
Luminance	0.0366 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3553 #53482A

analogous

#2A4A53 #2A3553 #342A53

triadic

#2A3553 #532A35 #35532A

tetradic

#2A3553 #532A4A #53482A #2A5334

square

#2A3553 #532A4A #53482A #2A5334

split-complementary

#2A3553 #53342A #4A532A

monochromatic

#0A0D14 #151B2A #2A3553 #3F4F7C #5369A4

Accessibility & contrast

On white

12.12

#2A3553 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#2A3553 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3553

12.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3553	#FFFFFF	#000000	##FFFFFF
##2A3553	1.00	12.12	1.73	12.12
#FFFFFF	12.12	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A3854

Deuteranopia (green-blind)

#263452

Tritanopia (blue-blind)

#1B3B40

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #2a3553;
/* rgb */ color: rgb(42, 53, 83);
/* oklch */ color: oklch(33.4% 0.055 268.0);

Tailwind

colors: {
  custom: {
    50: '#666c83',
    500: '#2a3553',
    950: '#000000',
  },
}

SCSS

$custom: #2a3553;
$custom-light: #666c83;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3553",
  "rgb": {
    "r": 42,
    "g": 53,
    "b": 83
  },
  "hsl": {
    "h": 223.902,
    "s": 32.8,
    "l": 24.51
  },
  "oklch": {
    "l": 0.33373,
    "c": 0.0553,
    "h": 268
  },
  "luminance": 0.03663
}

Semantic roles & 50–950 ramp

primary

#2A3553

secondary

#857854

accent

#AC5FC9

background

#F6F6F8

surface

#EBEBEF

border

#C6C6CA

text

#06060A

muted

#7A7A7C

Preview Lab

Preview with #2A3553

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

Preview Lab → · Contrast checker → · Palette generator →