#2A2F8F#2A2F8F

#2A2F8F is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.9% C 0.155 H 273.6°. Best body text is #FFFFFF at 11.04:1 contrast (WCAG AA passes).

Color values

HEX	#2A2F8F
RGB	rgb(42, 47, 143)
HSL	hsl(237, 55%, 36%)
HSV	hsv(237, 71%, 56%)
CMYK	cmyk(70.6%, 67.1%, 0%, 43.9%)
CIE-LAB	lab(25.28, 30.91, -53.67)
CIE-LCH	lch(25.28, 61.93, 299.94°)
OKLab	oklab(36.85% 0.0096 -0.155)
OKLCH	oklch(36.85% 0.155 273.6)
XYZ	xyz(6.9276, 4.5078, 26.4863)
Luminance	0.0451 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A2F8F #8F8A2A

analogous

#2A628F #2A2F8F #582A8F

triadic

#2A2F8F #8F2A2F #2F8F2A

tetradic

#2A2F8F #8F2A62 #8F8A2A #2A8F58

square

#2A2F8F #8F2A62 #8F8A2A #2A8F58

split-complementary

#2A2F8F #8F582A #628F2A

monochromatic

#0E1030 #1C1F60 #2A2F8F #383FBE #6268D1

Accessibility & contrast

On white

11.04

#2A2F8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#2A2F8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A2F8F

11.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A2F8F	#FFFFFF	#000000	##FFFFFF
##2A2F8F	1.00	11.04	1.90	11.04
#FFFFFF	11.04	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004192

Deuteranopia (green-blind)

#00378D

Tritanopia (blue-blind)

#00485A

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2a2f8f;
/* rgb */ color: rgb(42, 47, 143);
/* oklch */ color: oklch(36.9% 0.155 273.6);

Tailwind

colors: {
  custom: {
    50: '#7268b1',
    500: '#2a2f8f',
    950: '#000000',
  },
}

SCSS

$custom: #2a2f8f;
$custom-light: #7268b1;
$custom-dark: #000000;

JSON

{
  "hex": "#2a2f8f",
  "rgb": {
    "r": 42,
    "g": 47,
    "b": 143
  },
  "hsl": {
    "h": 237.03,
    "s": 54.595,
    "l": 36.275
  },
  "oklch": {
    "l": 0.36852,
    "c": 0.1553,
    "h": 273.6
  },
  "luminance": 0.04508
}

Semantic roles & 50–950 ramp

primary

#2A2F8F

secondary

#B7B35E

accent

#D74ADE

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #2A2F8F

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

Preview Lab → · Contrast checker → · Palette generator →