#2B4A88#2B4A88

#2B4A88 is a dark, moderate blue. Relative luminance 0.072; OKLCH L 41.9% C 0.110 H 262.6°. Best body text is #FFFFFF at 8.61:1 contrast (WCAG AA passes).

Color values

HEX	#2B4A88
RGB	rgb(43, 74, 136)
HSL	hsl(220, 52%, 35%)
HSV	hsv(220, 68%, 53%)
CMYK	cmyk(68.4%, 45.6%, 0%, 46.7%)
CIE-LAB	lab(32.23, 10.20, -38.09)
CIE-LCH	lch(32.23, 39.43, 284.99°)
OKLab	oklab(41.91% -0.0141 -0.1088)
OKLCH	oklch(41.91% 0.11 262.6)
XYZ	xyz(7.8874, 7.1880, 24.2595)
Luminance	0.0719 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4A88 #88692B

analogous

#2B7888 #2B4A88 #3B2B88

triadic

#2B4A88 #882B4A #4A882B

tetradic

#2B4A88 #882B78 #88692B #2B883B

square

#2B4A88 #882B78 #88692B #2B883B

split-complementary

#2B4A88 #883B2B #78882B

monochromatic

#0E172B #1C315A #2B4A88 #3A63B6 #6185CD

Accessibility & contrast

On white

8.61

#2B4A88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#2B4A88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4A88

8.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4A88	#FFFFFF	#000000	##FFFFFF
##2B4A88	1.00	8.61	2.44	8.61
#FFFFFF	8.61	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C508A

Deuteranopia (green-blind)

#1C4887

Tritanopia (blue-blind)

#005862

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2b4a88;
/* rgb */ color: rgb(43, 74, 136);
/* oklch */ color: oklch(41.9% 0.110 262.6);

Tailwind

colors: {
  custom: {
    50: '#6f7cab',
    500: '#2b4a88',
    950: '#000000',
  },
}

SCSS

$custom: #2b4a88;
$custom-light: #6f7cab;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4a88",
  "rgb": {
    "r": 43,
    "g": 74,
    "b": 136
  },
  "hsl": {
    "h": 220,
    "s": 51.955,
    "l": 35.098
  },
  "oklch": {
    "l": 0.41914,
    "c": 0.10975,
    "h": 262.6
  },
  "luminance": 0.07189
}

Semantic roles & 50–950 ramp

primary

#2B4A88

secondary

#B3965C

accent

#AC4CDB

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #2B4A88

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

Preview Lab → · Contrast checker → · Palette generator →