#2A39A7#2A39A7

#2A39A7 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.9% C 0.176 H 270.3°. Best body text is #FFFFFF at 9.37:1 contrast (WCAG AA passes).

Color values

HEX	#2A39A7
RGB	rgb(42, 57, 167)
HSL	hsl(233, 60%, 41%)
HSV	hsv(233, 75%, 65%)
CMYK	cmyk(74.9%, 65.9%, 0%, 34.5%)
CIE-LAB	lab(29.93, 33.17, -60.70)
CIE-LCH	lch(29.93, 69.17, 298.66°)
OKLab	oklab(40.92% 0.001 -0.1755)
OKLCH	oklch(40.92% 0.176 270.3)
XYZ	xyz(9.3906, 6.2075, 37.2550)
Luminance	0.0621 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A39A7 #A7982A

analogous

#2A77A7 #2A39A7 #592AA7

triadic

#2A39A7 #A72A39 #39A72A

tetradic

#2A39A7 #A72A77 #A7982A #2AA759

square

#2A39A7 #A72A77 #A7982A #2AA759

split-complementary

#2A39A7 #A7592A #77A72A

monochromatic

#111845 #1E2876 #2A39A7 #3F51CF #707DDB

Accessibility & contrast

On white

9.37

#2A39A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#2A39A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A39A7

9.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A39A7	#FFFFFF	#000000	##FFFFFF
##2A39A7	1.00	9.37	2.24	9.37
#FFFFFF	9.37	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CAA

Deuteranopia (green-blind)

#0041A5

Tritanopia (blue-blind)

#00566B

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2a39a7;
/* rgb */ color: rgb(42, 57, 167);
/* oklch */ color: oklch(40.9% 0.176 270.3);

Tailwind

colors: {
  custom: {
    50: '#776fc2',
    500: '#2a39a7',
    950: '#000000',
  },
}

SCSS

$custom: #2a39a7;
$custom-light: #776fc2;
$custom-dark: #000000;

JSON

{
  "hex": "#2a39a7",
  "rgb": {
    "r": 42,
    "g": 57,
    "b": 167
  },
  "hsl": {
    "h": 232.8,
    "s": 59.809,
    "l": 40.98
  },
  "oklch": {
    "l": 0.40922,
    "c": 0.17551,
    "h": 270.3
  },
  "luminance": 0.06209
}

Semantic roles & 50–950 ramp

primary

#2A39A7

secondary

#C2B86B

accent

#D045E3

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2A39A7

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

Preview Lab → · Contrast checker → · Palette generator →