#2A398B#2A398B

#2A398B is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.4% C 0.137 H 270.7°. Best body text is #FFFFFF at 10.21:1 contrast (WCAG AA passes).

Color values

HEX	#2A398B
RGB	rgb(42, 57, 139)
HSL	hsl(231, 54%, 35%)
HSV	hsv(231, 70%, 55%)
CMYK	cmyk(69.8%, 59%, 0%, 45.5%)
CIE-LAB	lab(27.52, 22.74, -47.54)
CIE-LCH	lch(27.52, 52.70, 295.57°)
OKLab	oklab(38.4% 0.0017 -0.1369)
OKLCH	oklch(38.4% 0.137 270.7)
XYZ	xyz(7.0766, 5.2819, 25.0677)
Luminance	0.0528 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A398B #8B7C2A

analogous

#2A698B #2A398B #4C2A8B

triadic

#2A398B #8B2A39 #398B2A

tetradic

#2A398B #8B2A69 #8B7C2A #2A8B4C

square

#2A398B #8B2A69 #8B7C2A #2A8B4C

split-complementary

#2A398B #8B4C2A #698B2A

monochromatic

#0E122D #1C265C #2A398B #384CBA #6071CF

Accessibility & contrast

On white

10.21

#2A398B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#2A398B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A398B

10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A398B	#FFFFFF	#000000	##FFFFFF
##2A398B	1.00	10.21	2.06	10.21
#FFFFFF	10.21	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00468E

Deuteranopia (green-blind)

#003D89

Tritanopia (blue-blind)

#004D5C

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2a398b;
/* rgb */ color: rgb(42, 57, 139);
/* oklch */ color: oklch(38.4% 0.137 270.7);

Tailwind

colors: {
  custom: {
    50: '#706fae',
    500: '#2a398b',
    950: '#000000',
  },
}

SCSS

$custom: #2a398b;
$custom-light: #706fae;
$custom-dark: #000000;

JSON

{
  "hex": "#2a398b",
  "rgb": {
    "r": 42,
    "g": 57,
    "b": 139
  },
  "hsl": {
    "h": 230.722,
    "s": 53.591,
    "l": 35.49
  },
  "oklch": {
    "l": 0.38397,
    "c": 0.13692,
    "h": 270.7
  },
  "luminance": 0.05283
}

Semantic roles & 50–950 ramp

primary

#2A398B

secondary

#B5A75C

accent

#C64BDD

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #2A398B

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

Preview Lab → · Contrast checker → · Palette generator →