#2A3BA8#2A3BA8

#2A3BA8 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.4% C 0.174 H 269.9°. Best body text is #FFFFFF at 9.17:1 contrast (WCAG AA passes).

Color values

HEX	#2A3BA8
RGB	rgb(42, 59, 168)
HSL	hsl(232, 60%, 41%)
HSV	hsv(232, 75%, 66%)
CMYK	cmyk(75%, 64.9%, 0%, 34.1%)
CIE-LAB	lab(30.51, 32.24, -60.34)
CIE-LCH	lch(30.51, 68.42, 298.12°)
OKLab	oklab(41.38% -0.0003 -0.1745)
OKLCH	oklch(41.38% 0.174 269.9)
XYZ	xyz(9.5843, 6.4463, 37.7773)
Luminance	0.0645 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3BA8 #A8972A

analogous

#2A7AA8 #2A3BA8 #582AA8

triadic

#2A3BA8 #A82A3B #3BA82A

tetradic

#2A3BA8 #A82A7A #A8972A #2AA858

square

#2A3BA8 #A82A7A #A8972A #2AA858

split-complementary

#2A3BA8 #A8582A #7AA82A

monochromatic

#121946 #1E2A77 #2A3BA8 #4053CF #717FDB

Accessibility & contrast

On white

9.17

#2A3BA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#2A3BA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3BA8

9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3BA8	#FFFFFF	#000000	##FFFFFF
##2A3BA8	1.00	9.17	2.29	9.17
#FFFFFF	9.17	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EAB

Deuteranopia (green-blind)

#0042A6

Tritanopia (blue-blind)

#00586C

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2a3ba8;
/* rgb */ color: rgb(42, 59, 168);
/* oklch */ color: oklch(41.4% 0.174 269.9);

Tailwind

colors: {
  custom: {
    50: '#7771c3',
    500: '#2a3ba8',
    950: '#000000',
  },
}

SCSS

$custom: #2a3ba8;
$custom-light: #7771c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3ba8",
  "rgb": {
    "r": 42,
    "g": 59,
    "b": 168
  },
  "hsl": {
    "h": 231.905,
    "s": 60,
    "l": 41.176
  },
  "oklch": {
    "l": 0.41376,
    "c": 0.17446,
    "h": 269.9
  },
  "luminance": 0.06447
}

Semantic roles & 50–950 ramp

primary

#2A3BA8

secondary

#C3B76B

accent

#CE45E3

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2A3BA8

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

Preview Lab → · Contrast checker → · Palette generator →