#2A357D#2A357D

#2A357D is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.4% C 0.122 H 272.3°. Best body text is #FFFFFF at 11.03:1 contrast (WCAG AA passes).

Color values

HEX	#2A357D
RGB	rgb(42, 53, 125)
HSL	hsl(232, 50%, 33%)
HSV	hsv(232, 66%, 49%)
CMYK	cmyk(66.4%, 57.6%, 0%, 51%)
CIE-LAB	lab(25.32, 20.20, -42.37)
CIE-LCH	lch(25.32, 46.94, 295.49°)
OKLab	oklab(36.4% 0.0049 -0.1218)
OKLCH	oklch(36.4% 0.122 272.3)
XYZ	xyz(5.9284, 4.5186, 19.9578)
Luminance	0.0452 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A357D #7D722A

analogous

#2A5F7D #2A357D #482A7D

triadic

#2A357D #7D2A35 #357D2A

tetradic

#2A357D #7D2A5F #7D722A #2A7D48

square

#2A357D #7D2A5F #7D722A #2A7D48

split-complementary

#2A357D #7D482A #5F7D2A

monochromatic

#0B0E21 #1B224F #2A357D #3948AB #5A68C8

Accessibility & contrast

On white

11.03

#2A357D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#2A357D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A357D

11.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A357D	#FFFFFF	#000000	##FFFFFF
##2A357D	1.00	11.03	1.90	11.03
#FFFFFF	11.03	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00407F

Deuteranopia (green-blind)

#00387C

Tritanopia (blue-blind)

#004653

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2a357d;
/* rgb */ color: rgb(42, 53, 125);
/* oklch */ color: oklch(36.4% 0.122 272.3);

Tailwind

colors: {
  custom: {
    50: '#6e6ca3',
    500: '#2a357d',
    950: '#000000',
  },
}

SCSS

$custom: #2a357d;
$custom-light: #6e6ca3;
$custom-dark: #000000;

JSON

{
  "hex": "#2a357d",
  "rgb": {
    "r": 42,
    "g": 53,
    "b": 125
  },
  "hsl": {
    "h": 232.048,
    "s": 49.701,
    "l": 32.745
  },
  "oklch": {
    "l": 0.36399,
    "c": 0.12187,
    "h": 272.3
  },
  "luminance": 0.04519
}

Semantic roles & 50–950 ramp

primary

#2A357D

secondary

#ADA256

accent

#C74FD9

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#08060F

muted

#7A7A7F

Preview Lab

Preview with #2A357D

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

Preview Lab → · Contrast checker → · Palette generator →