#2A3097#2A3097

#2A3097 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.8% C 0.165 H 272.8°. Best body text is #FFFFFF at 10.67:1 contrast (WCAG AA passes).

Color values

HEX	#2A3097
RGB	rgb(42, 48, 151)
HSL	hsl(237, 56%, 38%)
HSV	hsv(237, 72%, 59%)
CMYK	cmyk(72.2%, 68.2%, 0%, 40.8%)
CIE-LAB	lab(26.27, 33.16, -56.98)
CIE-LCH	lch(26.27, 65.92, 300.20°)
OKLab	oklab(37.8% 0.0081 -0.1647)
OKLCH	oklch(37.8% 0.165 272.8)
XYZ	xyz(7.5958, 4.8398, 29.8060)
Luminance	0.0484 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3097 #97912A

analogous

#2A6797 #2A3097 #5A2A97

triadic

#2A3097 #972A30 #30972A

tetradic

#2A3097 #972A67 #97912A #2A975A

square

#2A3097 #972A67 #97912A #2A975A

split-complementary

#2A3097 #975A2A #67972A

monochromatic

#0F1237 #1D2167 #2A3097 #373FC7 #676DD5

Accessibility & contrast

On white

10.67

#2A3097 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#2A3097 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3097

10.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3097	#FFFFFF	#000000	##FFFFFF
##2A3097	1.00	10.67	1.97	10.67
#FFFFFF	10.67	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00439A

Deuteranopia (green-blind)

#003995

Tritanopia (blue-blind)

#004C5F

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2a3097;
/* rgb */ color: rgb(42, 48, 151);
/* oklch */ color: oklch(37.8% 0.165 272.8);

Tailwind

colors: {
  custom: {
    50: '#7468b7',
    500: '#2a3097',
    950: '#000000',
  },
}

SCSS

$custom: #2a3097;
$custom-light: #7468b7;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3097",
  "rgb": {
    "r": 42,
    "g": 48,
    "b": 151
  },
  "hsl": {
    "h": 236.697,
    "s": 56.477,
    "l": 37.843
  },
  "oklch": {
    "l": 0.37801,
    "c": 0.16487,
    "h": 272.8
  },
  "luminance": 0.04841
}

Semantic roles & 50–950 ramp

primary

#2A3097

secondary

#BBB662

accent

#D748E0

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #2A3097

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

Preview Lab → · Contrast checker → · Palette generator →