#2A4E88#2A4E88

#2A4E88 is a dark, moderate blue. Relative luminance 0.077; OKLCH L 42.8% C 0.105 H 259.5°. Best body text is #FFFFFF at 8.26:1 contrast (WCAG AA passes).

Color values

HEX	#2A4E88
RGB	rgb(42, 78, 136)
HSL	hsl(217, 53%, 35%)
HSV	hsv(217, 69%, 53%)
CMYK	cmyk(69.1%, 42.6%, 0%, 46.7%)
CIE-LAB	lab(33.39, 7.35, -36.24)
CIE-LCH	lch(33.39, 36.98, 281.46°)
OKLab	oklab(42.8% -0.0191 -0.1034)
OKLCH	oklch(42.8% 0.105 259.5)
XYZ	xyz(8.1216, 7.7178, 24.3494)
Luminance	0.0772 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4E88 #88642A

analogous

#2A7D88 #2A4E88 #352A88

triadic

#2A4E88 #882A4E #4E882A

tetradic

#2A4E88 #882A7D #88642A #2A8835

square

#2A4E88 #882A7D #88642A #2A8835

split-complementary

#2A4E88 #88352A #7D882A

monochromatic

#0D182A #1C3359 #2A4E88 #3869B7 #5F89CE

Accessibility & contrast

On white

8.26

#2A4E88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#2A4E88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4E88

8.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4E88	#FFFFFF	#000000	##FFFFFF
##2A4E88	1.00	8.26	2.54	8.26
#FFFFFF	8.26	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33538A

Deuteranopia (green-blind)

#244A87

Tritanopia (blue-blind)

#005B64

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2a4e88;
/* rgb */ color: rgb(42, 78, 136);
/* oklch */ color: oklch(42.8% 0.105 259.5);

Tailwind

colors: {
  custom: {
    50: '#6f7fab',
    500: '#2a4e88',
    950: '#000000',
  },
}

SCSS

$custom: #2a4e88;
$custom-light: #6f7fab;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4e88",
  "rgb": {
    "r": 42,
    "g": 78,
    "b": 136
  },
  "hsl": {
    "h": 217.021,
    "s": 52.809,
    "l": 34.902
  },
  "oklch": {
    "l": 0.42795,
    "c": 0.10513,
    "h": 259.5
  },
  "luminance": 0.07719
}

Semantic roles & 50–950 ramp

primary

#2A4E88

secondary

#B3915B

accent

#A54CDC

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #2A4E88

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

Preview Lab → · Contrast checker → · Palette generator →