#2B387A#2B387A

#2B387A is a dark, moderate blue. Relative luminance 0.047; OKLCH L 36.9% C 0.113 H 271.4°. Best body text is #FFFFFF at 10.77:1 contrast (WCAG AA passes).

Color values

HEX	#2B387A
RGB	rgb(43, 56, 122)
HSL	hsl(230, 48%, 32%)
HSV	hsv(230, 65%, 48%)
CMYK	cmyk(64.8%, 54.1%, 0%, 52.2%)
CIE-LAB	lab(26.00, 17.19, -39.37)
CIE-LCH	lch(26.00, 42.96, 293.58°)
OKLab	oklab(36.86% 0.0028 -0.1129)
OKLCH	oklch(36.86% 0.113 271.4)
XYZ	xyz(5.9221, 4.7466, 19.0127)
Luminance	0.0475 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B387A #7A6D2B

analogous

#2B5F7A #2B387A #462B7A

triadic

#2B387A #7A2B38 #387A2B

tetradic

#2B387A #7A2B5F #7A6D2B #2B7A46

square

#2B387A #7A2B5F #7A6D2B #2B7A46

split-complementary

#2B387A #7A462B #5F7A2B

monochromatic

#0B0E1F #1B234D #2B387A #3B4DA7 #5A6CC5

Accessibility & contrast

On white

10.77

#2B387A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#2B387A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B387A

10.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B387A	#FFFFFF	#000000	##FFFFFF
##2B387A	1.00	10.77	1.95	10.77
#FFFFFF	10.77	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#11417C

Deuteranopia (green-blind)

#003A79

Tritanopia (blue-blind)

#004753

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2b387a;
/* rgb */ color: rgb(43, 56, 122);
/* oklch */ color: oklch(36.9% 0.113 271.4);

Tailwind

colors: {
  custom: {
    50: '#6d6ea1',
    500: '#2b387a',
    950: '#000000',
  },
}

SCSS

$custom: #2b387a;
$custom-light: #6d6ea1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b387a",
  "rgb": {
    "r": 43,
    "g": 56,
    "b": 122
  },
  "hsl": {
    "h": 230.127,
    "s": 47.879,
    "l": 32.353
  },
  "oklch": {
    "l": 0.36857,
    "c": 0.11291,
    "h": 271.4
  },
  "luminance": 0.04747
}

Semantic roles & 50–950 ramp

primary

#2B387A

secondary

#AB9D56

accent

#C150D7

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#08070F

muted

#7B7A7E

Preview Lab

Preview with #2B387A

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

Preview Lab → · Contrast checker → · Palette generator →