#2A2F63#2A2F63

#2A2F63 is a dark, moderate blue. Relative luminance 0.034; OKLCH L 33.0% C 0.091 H 276.1°. Best body text is #FFFFFF at 12.46:1 contrast (WCAG AA passes).

Color values

HEX	#2A2F63
RGB	rgb(42, 47, 99)
HSL	hsl(235, 40%, 28%)
HSV	hsv(235, 58%, 39%)
CMYK	cmyk(57.6%, 52.5%, 0%, 61.2%)
CIE-LAB	lab(21.67, 14.70, -31.57)
CIE-LCH	lch(21.67, 34.82, 294.97°)
OKLab	oklab(33.05% 0.0097 -0.0901)
OKLCH	oklch(33.05% 0.091 276.1)
XYZ	xyz(4.2228, 3.4258, 12.2407)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A2F63 #635E2A

analogous

#2A4B63 #2A2F63 #412A63

triadic

#2A2F63 #632A2F #2F632A

tetradic

#2A2F63 #632A4B #635E2A #2A6341

square

#2A2F63 #632A4B #635E2A #2A6341

split-complementary

#2A2F63 #63412A #4B632A

monochromatic

#090A15 #181B38 #2A2F63 #3C438E #525BB6

Accessibility & contrast

On white

12.46

#2A2F63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#2A2F63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A2F63

12.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A2F63	#FFFFFF	#000000	##FFFFFF
##2A2F63	1.00	12.46	1.69	12.46
#FFFFFF	12.46	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#163665

Deuteranopia (green-blind)

#0E3262

Tritanopia (blue-blind)

#0E3B44

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #2a2f63;
/* rgb */ color: rgb(42, 47, 99);
/* oklch */ color: oklch(33.0% 0.091 276.1);

Tailwind

colors: {
  custom: {
    50: '#696790',
    500: '#2a2f63',
    950: '#000000',
  },
}

SCSS

$custom: #2a2f63;
$custom-light: #696790;
$custom-dark: #000000;

JSON

{
  "hex": "#2a2f63",
  "rgb": {
    "r": 42,
    "g": 47,
    "b": 99
  },
  "hsl": {
    "h": 234.737,
    "s": 40.426,
    "l": 27.647
  },
  "oklch": {
    "l": 0.33045,
    "c": 0.09058,
    "h": 276.1
  },
  "luminance": 0.03426
}

Semantic roles & 50–950 ramp

primary

#2A2F63

secondary

#959053

accent

#C658D0

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#06060C

muted

#7A7A7D

Preview Lab

Preview with #2A2F63

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

Preview Lab → · Contrast checker → · Palette generator →