#2A4A91#2A4A91

#2A4A91 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 42.5% C 0.123 H 263.7°. Best body text is #FFFFFF at 8.44:1 contrast (WCAG AA passes).

Color values

HEX	#2A4A91
RGB	rgb(42, 74, 145)
HSL	hsl(221, 55%, 37%)
HSV	hsv(221, 71%, 57%)
CMYK	cmyk(71%, 49%, 0%, 43.1%)
CIE-LAB	lab(32.77, 13.48, -42.74)
CIE-LCH	lch(32.77, 44.81, 287.50°)
OKLab	oklab(42.51% -0.0135 -0.1225)
OKLCH	oklch(42.51% 0.123 263.7)
XYZ	xyz(8.5127, 7.4333, 27.7687)
Luminance	0.0743 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4A91 #91712A

analogous

#2A7E91 #2A4A91 #3E2A91

triadic

#2A4A91 #912A4A #4A912A

tetradic

#2A4A91 #912A7E #91712A #2A913E

square

#2A4A91 #912A7E #91712A #2A913E

split-complementary

#2A4A91 #913E2A #7E912A

monochromatic

#0F1A32 #1C3262 #2A4A91 #3862C0 #6386D2

Accessibility & contrast

On white

8.44

#2A4A91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#2A4A91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4A91

8.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4A91	#FFFFFF	#000000	##FFFFFF
##2A4A91	1.00	8.44	2.49	8.44
#FFFFFF	8.44	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#245294

Deuteranopia (green-blind)

#0A4990

Tritanopia (blue-blind)

#005B66

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2a4a91;
/* rgb */ color: rgb(42, 74, 145);
/* oklch */ color: oklch(42.5% 0.123 263.7);

Tailwind

colors: {
  custom: {
    50: '#717cb2',
    500: '#2a4a91',
    950: '#000000',
  },
}

SCSS

$custom: #2a4a91;
$custom-light: #717cb2;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4a91",
  "rgb": {
    "r": 42,
    "g": 74,
    "b": 145
  },
  "hsl": {
    "h": 221.359,
    "s": 55.08,
    "l": 36.667
  },
  "oklch": {
    "l": 0.42508,
    "c": 0.12327,
    "h": 263.7
  },
  "luminance": 0.07434
}

Semantic roles & 50–950 ramp

primary

#2A4A91

secondary

#B89C5F

accent

#B049DE

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #2A4A91

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

Preview Lab → · Contrast checker → · Palette generator →