#2B488B#2B488B

#2B488B is a dark, moderate blue. Relative luminance 0.070; OKLCH L 41.7% C 0.117 H 264.3°. Best body text is #FFFFFF at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#2B488B
RGB	rgb(43, 72, 139)
HSL	hsl(222, 53%, 36%)
HSV	hsv(222, 69%, 55%)
CMYK	cmyk(69.1%, 48.2%, 0%, 45.5%)
CIE-LAB	lab(31.83, 12.69, -40.57)
CIE-LCH	lch(31.83, 42.51, 287.37°)
OKLab	oklab(41.67% -0.0115 -0.1162)
OKLCH	oklch(41.67% 0.117 264.3)
XYZ	xyz(7.9722, 7.0116, 25.3543)
Luminance	0.0701 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B488B #8B6E2B

analogous

#2B788B #2B488B #3E2B8B

triadic

#2B488B #8B2B48 #488B2B

tetradic

#2B488B #8B2B78 #8B6E2B #2B8B3E

square

#2B488B #8B2B78 #8B6E2B #2B8B3E

split-complementary

#2B488B #8B3E2B #788B2B

monochromatic

#0E182E #1D305C #2B488B #3960BA #6283CE

Accessibility & contrast

On white

8.74

#2B488B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#2B488B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B488B

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B488B	#FFFFFF	#000000	##FFFFFF
##2B488B	1.00	8.74	2.40	8.74
#FFFFFF	8.74	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26508D

Deuteranopia (green-blind)

#11478A

Tritanopia (blue-blind)

#005862

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2b488b;
/* rgb */ color: rgb(43, 72, 139);
/* oklch */ color: oklch(41.7% 0.117 264.3);

Tailwind

colors: {
  custom: {
    50: '#707aad',
    500: '#2b488b',
    950: '#000000',
  },
}

SCSS

$custom: #2b488b;
$custom-light: #707aad;
$custom-dark: #000000;

JSON

{
  "hex": "#2b488b",
  "rgb": {
    "r": 43,
    "g": 72,
    "b": 139
  },
  "hsl": {
    "h": 221.875,
    "s": 52.747,
    "l": 35.686
  },
  "oklch": {
    "l": 0.41672,
    "c": 0.11674,
    "h": 264.3
  },
  "luminance": 0.07012
}

Semantic roles & 50–950 ramp

primary

#2B488B

secondary

#B59A5D

accent

#B14CDC

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #2B488B

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

Preview Lab → · Contrast checker → · Palette generator →