#2B3A67#2B3A67

#2B3A67 is a dark, moderate blue. Relative luminance 0.045; OKLCH L 35.9% C 0.081 H 268.3°. Best body text is #FFFFFF at 11.03:1 contrast (WCAG AA passes).

Color values

HEX	#2B3A67
RGB	rgb(43, 58, 103)
HSL	hsl(225, 41%, 29%)
HSV	hsv(225, 58%, 40%)
CMYK	cmyk(58.3%, 43.7%, 0%, 59.6%)
CIE-LAB	lab(25.32, 8.72, -28.35)
CIE-LCH	lch(25.32, 29.66, 287.09°)
OKLab	oklab(35.93% -0.0024 -0.0805)
OKLCH	oklch(35.93% 0.081 268.3)
XYZ	xyz(4.9567, 4.5186, 13.4403)
Luminance	0.0452 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3A67 #67582B

analogous

#2B5867 #2B3A67 #3A2B67

triadic

#2B3A67 #672B3A #3A672B

tetradic

#2B3A67 #672B58 #67582B #2B673A

square

#2B3A67 #672B58 #67582B #2B673A

split-complementary

#2B3A67 #673A2B #58672B

monochromatic

#090C16 #19223C #2B3A67 #3D5292 #556DB8

Accessibility & contrast

On white

11.03

#2B3A67 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#2B3A67 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3A67

11.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3A67	#FFFFFF	#000000	##FFFFFF
##2B3A67	1.00	11.03	1.90	11.03
#FFFFFF	11.03	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#273F69

Deuteranopia (green-blind)

#203A66

Tritanopia (blue-blind)

#09444B

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2b3a67;
/* rgb */ color: rgb(43, 58, 103);
/* oklch */ color: oklch(35.9% 0.081 268.3);

Tailwind

colors: {
  custom: {
    50: '#696f92',
    500: '#2b3a67',
    950: '#000000',
  },
}

SCSS

$custom: #2b3a67;
$custom-light: #696f92;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3a67",
  "rgb": {
    "r": 43,
    "g": 58,
    "b": 103
  },
  "hsl": {
    "h": 225,
    "s": 41.096,
    "l": 28.627
  },
  "oklch": {
    "l": 0.35926,
    "c": 0.0805,
    "h": 268.3
  },
  "luminance": 0.04519
}

Semantic roles & 50–950 ramp

primary

#2B3A67

secondary

#998855

accent

#B257D1

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#07070D

muted

#7A7A7E

Preview Lab

Preview with #2B3A67

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

Preview Lab → · Contrast checker → · Palette generator →