#2A3E9C#2A3E9C

#2A3E9C is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.9% C 0.154 H 269.2°. Best body text is #FFFFFF at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#2A3E9C
RGB	rgb(42, 62, 156)
HSL	hsl(229, 58%, 39%)
HSV	hsv(229, 73%, 61%)
CMYK	cmyk(73.1%, 60.3%, 0%, 38.8%)
CIE-LAB	lab(30.25, 25.79, -53.53)
CIE-LCH	lch(30.25, 59.42, 295.72°)
OKLab	oklab(40.86% -0.0022 -0.1544)
OKLCH	oklch(40.86% 0.154 269.2)
XYZ	xyz(8.6762, 6.3369, 32.2119)
Luminance	0.0634 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3E9C #9C882A

analogous

#2A779C #2A3E9C #4F2A9C

triadic

#2A3E9C #9C2A3E #3E9C2A

tetradic

#2A3E9C #9C2A77 #9C882A #2A9C4F

square

#2A3E9C #9C2A77 #9C882A #2A9C4F

split-complementary

#2A3E9C #9C4F2A #779C2A

monochromatic

#10183C #1D2B6C #2A3E9C #3953CA #6A7DD7

Accessibility & contrast

On white

9.26

#2A3E9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#2A3E9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3E9C

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3E9C	#FFFFFF	#000000	##FFFFFF
##2A3E9C	1.00	9.26	2.27	9.26
#FFFFFF	9.26	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004D9F

Deuteranopia (green-blind)

#00429A

Tritanopia (blue-blind)

#005667

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2a3e9c;
/* rgb */ color: rgb(42, 62, 156);
/* oklch */ color: oklch(40.9% 0.154 269.2);

Tailwind

colors: {
  custom: {
    50: '#7473ba',
    500: '#2a3e9c',
    950: '#000000',
  },
}

SCSS

$custom: #2a3e9c;
$custom-light: #7473ba;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3e9c",
  "rgb": {
    "r": 42,
    "g": 62,
    "b": 156
  },
  "hsl": {
    "h": 229.474,
    "s": 57.576,
    "l": 38.824
  },
  "oklch": {
    "l": 0.4086,
    "c": 0.15447,
    "h": 269.2
  },
  "luminance": 0.06338
}

Semantic roles & 50–950 ramp

primary

#2A3E9C

secondary

#BDAE65

accent

#C647E1

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #2A3E9C

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

Preview Lab → · Contrast checker → · Palette generator →