#2A2F9C#2A2F9C

#2A2F9C is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.1% C 0.173 H 272.7°. Best body text is #FFFFFF at 10.58:1 contrast (WCAG AA passes).

Color values

HEX	#2A2F9C
RGB	rgb(42, 47, 156)
HSL	hsl(237, 58%, 39%)
HSV	hsv(237, 73%, 61%)
CMYK	cmyk(73.1%, 69.9%, 0%, 38.8%)
CIE-LAB	lab(26.52, 35.58, -59.63)
CIE-LCH	lch(26.52, 69.44, 300.82°)
OKLab	oklab(38.13% 0.0082 -0.1724)
OKLCH	oklch(38.13% 0.173 272.7)
XYZ	xyz(7.9701, 4.9248, 31.9766)
Luminance	0.0493 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A2F9C #9C972A

analogous

#2A689C #2A2F9C #5E2A9C

triadic

#2A2F9C #9C2A2F #2F9C2A

tetradic

#2A2F9C #9C2A68 #9C972A #2A9C5E

square

#2A2F9C #9C2A68 #9C972A #2A9C5E

split-complementary

#2A2F9C #9C5E2A #689C2A

monochromatic

#10123C #1D206C #2A2F9C #3940CA #6A6ED7

Accessibility & contrast

On white

10.58

#2A2F9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#2A2F9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A2F9C

10.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A2F9C	#FFFFFF	#000000	##FFFFFF
##2A2F9C	1.00	10.58	1.99	10.58
#FFFFFF	10.58	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00449F

Deuteranopia (green-blind)

#00399A

Tritanopia (blue-blind)

#004D61

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2a2f9c;
/* rgb */ color: rgb(42, 47, 156);
/* oklch */ color: oklch(38.1% 0.173 272.7);

Tailwind

colors: {
  custom: {
    50: '#7568ba',
    500: '#2a2f9c',
    950: '#000000',
  },
}

SCSS

$custom: #2a2f9c;
$custom-light: #7568ba;
$custom-dark: #000000;

JSON

{
  "hex": "#2a2f9c",
  "rgb": {
    "r": 42,
    "g": 47,
    "b": 156
  },
  "hsl": {
    "h": 237.368,
    "s": 57.576,
    "l": 38.824
  },
  "oklch": {
    "l": 0.38126,
    "c": 0.17263,
    "h": 272.7
  },
  "luminance": 0.04926
}

Semantic roles & 50–950 ramp

primary

#2A2F9C

secondary

#BDB965

accent

#DA47E1

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2A2F9C

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

Preview Lab → · Contrast checker → · Palette generator →