#2B3D7D#2B3D7D

#2B3D7D is a dark, moderate blue. Relative luminance 0.053; OKLCH L 38.2% C 0.111 H 268.9°. Best body text is #FFFFFF at 10.16:1 contrast (WCAG AA passes).

Color values

HEX	#2B3D7D
RGB	rgb(43, 61, 125)
HSL	hsl(227, 49%, 33%)
HSV	hsv(227, 66%, 49%)
CMYK	cmyk(65.6%, 51.2%, 0%, 51%)
CIE-LAB	lab(27.66, 14.87, -38.59)
CIE-LCH	lch(27.66, 41.35, 291.07°)
OKLab	oklab(38.18% -0.0022 -0.1105)
OKLCH	oklch(38.18% 0.111 268.9)
XYZ	xyz(6.3654, 5.3312, 20.0916)
Luminance	0.0533 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3D7D #7D6B2B

analogous

#2B667D #2B3D7D #422B7D

triadic

#2B3D7D #7D2B3D #3D7D2B

tetradic

#2B3D7D #7D2B66 #7D6B2B #2B7D42

square

#2B3D7D #7D2B66 #7D6B2B #2B7D42

split-complementary

#2B3D7D #7D422B #667D2B

monochromatic

#0C1122 #1B274F #2B3D7D #3B53AB #5C73C7

Accessibility & contrast

On white

10.16

#2B3D7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#2B3D7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3D7D

10.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3D7D	#FFFFFF	#000000	##FFFFFF
##2B3D7D	1.00	10.16	2.07	10.16
#FFFFFF	10.16	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B457F

Deuteranopia (green-blind)

#083E7C

Tritanopia (blue-blind)

#004C57

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2b3d7d;
/* rgb */ color: rgb(43, 61, 125);
/* oklch */ color: oklch(38.2% 0.111 268.9);

Tailwind

colors: {
  custom: {
    50: '#6d72a3',
    500: '#2b3d7d',
    950: '#000000',
  },
}

SCSS

$custom: #2b3d7d;
$custom-light: #6d72a3;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3d7d",
  "rgb": {
    "r": 43,
    "g": 61,
    "b": 125
  },
  "hsl": {
    "h": 226.829,
    "s": 48.81,
    "l": 32.941
  },
  "oklch": {
    "l": 0.38181,
    "c": 0.11053,
    "h": 268.9
  },
  "luminance": 0.05332
}

Semantic roles & 50–950 ramp

primary

#2B3D7D

secondary

#AD9A57

accent

#BA4FD8

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#08070F

muted

#7A7A7F

Preview Lab

Preview with #2B3D7D

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

Preview Lab → · Contrast checker → · Palette generator →