#2D3397#2D3397

#2D3397 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.5% C 0.160 H 273.4°. Best body text is #FFFFFF at 10.33:1 contrast (WCAG AA passes).

Color values

HEX	#2D3397
RGB	rgb(45, 51, 151)
HSL	hsl(237, 54%, 38%)
HSV	hsv(237, 70%, 59%)
CMYK	cmyk(70.2%, 66.2%, 0%, 40.8%)
CIE-LAB	lab(27.18, 31.61, -55.48)
CIE-LCH	lch(27.18, 63.85, 299.67°)
OKLab	oklab(38.51% 0.0095 -0.1602)
OKLCH	oklch(38.51% 0.16 273.4)
XYZ	xyz(7.8501, 5.1592, 29.8543)
Luminance	0.0516 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3397 #97912D

analogous

#2D6897 #2D3397 #5C2D97

triadic

#2D3397 #972D33 #33972D

tetradic

#2D3397 #972D68 #97912D #2D975C

square

#2D3397 #972D68 #97912D #2D975C

split-complementary

#2D3397 #975C2D #68972D

monochromatic

#111339 #1F2368 #2D3397 #3C44C5 #6B71D3

Accessibility & contrast

On white

10.33

#2D3397 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#2D3397 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3397

10.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3397	#FFFFFF	#000000	##FFFFFF
##2D3397	1.00	10.33	2.03	10.33
#FFFFFF	10.33	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00459A

Deuteranopia (green-blind)

#003B95

Tritanopia (blue-blind)

#004D60

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2d3397;
/* rgb */ color: rgb(45, 51, 151);
/* oklch */ color: oklch(38.5% 0.160 273.4);

Tailwind

colors: {
  custom: {
    50: '#756bb7',
    500: '#2d3397',
    950: '#000000',
  },
}

SCSS

$custom: #2d3397;
$custom-light: #756bb7;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3397",
  "rgb": {
    "r": 45,
    "g": 51,
    "b": 151
  },
  "hsl": {
    "h": 236.604,
    "s": 54.082,
    "l": 38.431
  },
  "oklch": {
    "l": 0.38514,
    "c": 0.16047,
    "h": 273.4
  },
  "luminance": 0.0516
}

Semantic roles & 50–950 ramp

primary

#2D3397

secondary

#BAB566

accent

#D54ADD

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #2D3397

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

Preview Lab → · Contrast checker → · Palette generator →