#2A4E83#2A4E83

#2A4E83 is a dark, moderate blue. Relative luminance 0.076; OKLCH L 42.5% C 0.098 H 258.0°. Best body text is #FFFFFF at 8.35:1 contrast (WCAG AA passes).

Color values

HEX	#2A4E83
RGB	rgb(42, 78, 131)
HSL	hsl(216, 51%, 34%)
HSV	hsv(216, 68%, 51%)
CMYK	cmyk(67.9%, 40.5%, 0%, 48.6%)
CIE-LAB	lab(33.09, 5.45, -33.64)
CIE-LCH	lch(33.09, 34.08, 279.20°)
OKLab	oklab(42.47% -0.0203 -0.0957)
OKLCH	oklch(42.47% 0.098 258)
XYZ	xyz(7.7745, 7.5789, 22.5215)
Luminance	0.0758 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4E83 #835F2A

analogous

#2A7B83 #2A4E83 #332A83

triadic

#2A4E83 #832A4E #4E832A

tetradic

#2A4E83 #832A7B #835F2A #2A8333

square

#2A4E83 #832A7B #835F2A #2A8333

split-complementary

#2A4E83 #83332A #7B832A

monochromatic

#0C1726 #1B3255 #2A4E83 #396AB1 #5D89CB

Accessibility & contrast

On white

8.35

#2A4E83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#2A4E83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4E83

8.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4E83	#FFFFFF	#000000	##FFFFFF
##2A4E83	1.00	8.35	2.52	8.35
#FFFFFF	8.35	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#365285

Deuteranopia (green-blind)

#294A82

Tritanopia (blue-blind)

#005A62

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2a4e83;
/* rgb */ color: rgb(42, 78, 131);
/* oklch */ color: oklch(42.5% 0.098 258.0);

Tailwind

colors: {
  custom: {
    50: '#6e7fa7',
    500: '#2a4e83',
    950: '#000000',
  },
}

SCSS

$custom: #2a4e83;
$custom-light: #6e7fa7;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4e83",
  "rgb": {
    "r": 42,
    "g": 78,
    "b": 131
  },
  "hsl": {
    "h": 215.73,
    "s": 51.445,
    "l": 33.922
  },
  "oklch": {
    "l": 0.42467,
    "c": 0.09787,
    "h": 258
  },
  "luminance": 0.0758
}

Semantic roles & 50–950 ramp

primary

#2A4E83

secondary

#B18D58

accent

#A14DDB

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#080A0F

muted

#7B7C7F

Preview Lab

Preview with #2A4E83

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

Preview Lab → · Contrast checker → · Palette generator →