#2D397D#2D397D

#2D397D is a dark, moderate blue. Relative luminance 0.050; OKLCH L 37.4% C 0.115 H 272.1°. Best body text is #FFFFFF at 10.54:1 contrast (WCAG AA passes).

Color values

HEX	#2D397D
RGB	rgb(45, 57, 125)
HSL	hsl(231, 47%, 33%)
HSV	hsv(231, 64%, 49%)
CMYK	cmyk(64%, 54.4%, 0%, 51%)
CIE-LAB	lab(26.63, 18.01, -40.24)
CIE-LCH	lch(26.63, 44.08, 294.11°)
OKLab	oklab(37.44% 0.0043 -0.1153)
OKLCH	oklch(37.44% 0.115 272.1)
XYZ	xyz(6.2458, 4.9643, 20.0271)
Luminance	0.0496 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D397D #7D712D

analogous

#2D617D #2D397D #492D7D

triadic

#2D397D #7D2D39 #397D2D

tetradic

#2D397D #7D2D61 #7D712D #2D7D49

square

#2D397D #7D2D61 #7D712D #2D7D49

split-complementary

#2D397D #7D492D #617D2D

monochromatic

#0D1023 #1D2450 #2D397D #3D4EAA #5F6EC5

Accessibility & contrast

On white

10.54

#2D397D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#2D397D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D397D

10.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D397D	#FFFFFF	#000000	##FFFFFF
##2D397D	1.00	10.54	1.99	10.54
#FFFFFF	10.54	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#10437F

Deuteranopia (green-blind)

#003C7C

Tritanopia (blue-blind)

#004955

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2d397d;
/* rgb */ color: rgb(45, 57, 125);
/* oklch */ color: oklch(37.4% 0.115 272.1);

Tailwind

colors: {
  custom: {
    50: '#6f6fa3',
    500: '#2d397d',
    950: '#000000',
  },
}

SCSS

$custom: #2d397d;
$custom-light: #6f6fa3;
$custom-dark: #000000;

JSON

{
  "hex": "#2d397d",
  "rgb": {
    "r": 45,
    "g": 57,
    "b": 125
  },
  "hsl": {
    "h": 231,
    "s": 47.059,
    "l": 33.333
  },
  "oklch": {
    "l": 0.37438,
    "c": 0.11543,
    "h": 272.1
  },
  "luminance": 0.04965
}

Semantic roles & 50–950 ramp

primary

#2D397D

secondary

#ACA05A

accent

#C351D7

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#08070F

muted

#7B7A7F

Preview Lab

Preview with #2D397D

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

Preview Lab → · Contrast checker → · Palette generator →