#2B407C#2B407C

#2B407C is a dark, moderate blue. Relative luminance 0.056; OKLCH L 38.8% C 0.105 H 267.0°. Best body text is #FFFFFF at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#2B407C
RGB	rgb(43, 64, 124)
HSL	hsl(224, 49%, 33%)
HSV	hsv(224, 65%, 49%)
CMYK	cmyk(65.3%, 48.4%, 0%, 51.4%)
CIE-LAB	lab(28.47, 12.43, -36.66)
CIE-LCH	lch(28.47, 38.70, 288.73°)
OKLab	oklab(38.78% -0.0056 -0.1048)
OKLCH	oklch(38.78% 0.105 267)
XYZ	xyz(6.4665, 5.6350, 19.8118)
Luminance	0.0564 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B407C #7C672B

analogous

#2B697C #2B407C #3E2B7C

triadic

#2B407C #7C2B40 #407C2B

tetradic

#2B407C #7C2B69 #7C672B #2B7C3E

square

#2B407C #7C2B69 #7C672B #2B7C3E

split-complementary

#2B407C #7C3E2B #697C2B

monochromatic

#0B1121 #1B294F #2B407C #3B57A9 #5B77C6

Accessibility & contrast

On white

9.87

#2B407C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#2B407C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B407C

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B407C	#FFFFFF	#000000	##FFFFFF
##2B407C	1.00	9.87	2.13	9.87
#FFFFFF	9.87	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22477E

Deuteranopia (green-blind)

#14407B

Tritanopia (blue-blind)

#004E58

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2b407c;
/* rgb */ color: rgb(43, 64, 124);
/* oklch */ color: oklch(38.8% 0.105 267.0);

Tailwind

colors: {
  custom: {
    50: '#6d74a2',
    500: '#2b407c',
    950: '#000000',
  },
}

SCSS

$custom: #2b407c;
$custom-light: #6d74a2;
$custom-dark: #000000;

JSON

{
  "hex": "#2b407c",
  "rgb": {
    "r": 43,
    "g": 64,
    "b": 124
  },
  "hsl": {
    "h": 224.444,
    "s": 48.503,
    "l": 32.745
  },
  "oklch": {
    "l": 0.3878,
    "c": 0.10492,
    "h": 267
  },
  "luminance": 0.05636
}

Semantic roles & 50–950 ramp

primary

#2B407C

secondary

#AC9657

accent

#B550D8

background

#F6F7FA

surface

#ECEDF3

border

#C7C8CD

text

#08080F

muted

#7B7B7F

Preview Lab

Preview with #2B407C

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

Preview Lab → · Contrast checker → · Palette generator →