#2A3D64#2A3D64

#2A3D64 is a dark, moderate blue. Relative luminance 0.048; OKLCH L 36.4% C 0.072 H 263.5°. Best body text is #FFFFFF at 10.77:1 contrast (WCAG AA passes).

Color values

HEX	#2A3D64
RGB	rgb(42, 61, 100)
HSL	hsl(220, 41%, 28%)
HSV	hsv(220, 58%, 39%)
CMYK	cmyk(58%, 39%, 0%, 60.8%)
CIE-LAB	lab(26.01, 5.31, -25.32)
CIE-LCH	lch(26.01, 25.87, 281.84°)
OKLab	oklab(36.39% -0.0081 -0.0716)
OKLCH	oklch(36.39% 0.072 263.5)
XYZ	xyz(4.9231, 4.7495, 12.7114)
Luminance	0.0475 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3D64 #64512A

analogous

#2A5A64 #2A3D64 #342A64

triadic

#2A3D64 #642A3D #3D642A

tetradic

#2A3D64 #642A5A #64512A #2A6434

square

#2A3D64 #642A5A #64512A #2A6434

split-complementary

#2A3D64 #64342A #5A642A

monochromatic

#090D16 #182339 #2A3D64 #3C578F #5273B6

Accessibility & contrast

On white

10.77

#2A3D64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#2A3D64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3D64

10.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3D64	#FFFFFF	#000000	##FFFFFF
##2A3D64	1.00	10.77	1.95	10.77
#FFFFFF	10.77	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D4066

Deuteranopia (green-blind)

#263B63

Tritanopia (blue-blind)

#09464B

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2a3d64;
/* rgb */ color: rgb(42, 61, 100);
/* oklch */ color: oklch(36.4% 0.072 263.5);

Tailwind

colors: {
  custom: {
    50: '#687290',
    500: '#2a3d64',
    950: '#000000',
  },
}

SCSS

$custom: #2a3d64;
$custom-light: #687290;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3d64",
  "rgb": {
    "r": 42,
    "g": 61,
    "b": 100
  },
  "hsl": {
    "h": 220.345,
    "s": 40.845,
    "l": 27.843
  },
  "oklch": {
    "l": 0.36385,
    "c": 0.07206,
    "h": 263.5
  },
  "luminance": 0.0475
}

Semantic roles & 50–950 ramp

primary

#2A3D64

secondary

#968053

accent

#A957D1

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#06070C

muted

#7A7A7D

Preview Lab

Preview with #2A3D64

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

Preview Lab → · Contrast checker → · Palette generator →