#2D3F90#2D3F90

#2D3F90 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.2% C 0.135 H 269.8°. Best body text is #FFFFFF at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#2D3F90
RGB	rgb(45, 63, 144)
HSL	hsl(229, 52%, 37%)
HSV	hsv(229, 69%, 56%)
CMYK	cmyk(68.7%, 56.3%, 0%, 43.5%)
CIE-LAB	lab(29.73, 21.03, -47.04)
CIE-LCH	lch(29.73, 51.52, 294.09°)
OKLab	oklab(40.22% -0.0004 -0.1353)
OKLCH	oklch(40.22% 0.135 269.8)
XYZ	xyz(7.8920, 6.1258, 27.1466)
Luminance	0.0613 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3F90 #907E2D

analogous

#2D7190 #2D3F90 #4D2D90

triadic

#2D3F90 #902D3F #3F902D

tetradic

#2D3F90 #902D71 #907E2D #2D904D

square

#2D3F90 #902D71 #907E2D #2D904D

split-complementary

#2D3F90 #904D2D #71902D

monochromatic

#101633 #1E2B61 #2D3F90 #3C53BF #687BD0

Accessibility & contrast

On white

9.44

#2D3F90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#2D3F90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3F90

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3F90	#FFFFFF	#000000	##FFFFFF
##2D3F90	1.00	9.44	2.23	9.44
#FFFFFF	9.44	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004B93

Deuteranopia (green-blind)

#00428E

Tritanopia (blue-blind)

#005261

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2d3f90;
/* rgb */ color: rgb(45, 63, 144);
/* oklch */ color: oklch(40.2% 0.135 269.8);

Tailwind

colors: {
  custom: {
    50: '#7273b1',
    500: '#2d3f90',
    950: '#000000',
  },
}

SCSS

$custom: #2d3f90;
$custom-light: #7273b1;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3f90",
  "rgb": {
    "r": 45,
    "g": 63,
    "b": 144
  },
  "hsl": {
    "h": 229.091,
    "s": 52.381,
    "l": 37.059
  },
  "oklch": {
    "l": 0.40217,
    "c": 0.13528,
    "h": 269.8
  },
  "luminance": 0.06127
}

Semantic roles & 50–950 ramp

primary

#2D3F90

secondary

#B6A762

accent

#C24CDC

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #2D3F90

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

Preview Lab → · Contrast checker → · Palette generator →