#2D3F89#2D3F89

#2D3F89 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 39.7% C 0.125 H 269.6°. Best body text is #FFFFFF at 9.62:1 contrast (WCAG AA passes).

Color values

HEX	#2D3F89
RGB	rgb(45, 63, 137)
HSL	hsl(228, 51%, 36%)
HSV	hsv(228, 67%, 54%)
CMYK	cmyk(67.2%, 54%, 0%, 46.3%)
CIE-LAB	lab(29.21, 18.39, -43.57)
CIE-LCH	lch(29.21, 47.29, 292.89°)
OKLab	oklab(39.66% -0.0009 -0.1251)
OKLCH	oklch(39.66% 0.125 269.6)
XYZ	xyz(7.3735, 5.9184, 24.4158)
Luminance	0.0592 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3F89 #89772D

analogous

#2D6D89 #2D3F89 #492D89

triadic

#2D3F89 #892D3F #3F892D

tetradic

#2D3F89 #892D6D #89772D #2D8949

square

#2D3F89 #892D6D #89772D #2D8949

split-complementary

#2D3F89 #89492D #6D892D

monochromatic

#0F152D #1E2A5B #2D3F89 #3C54B7 #6479CC

Accessibility & contrast

On white

9.62

#2D3F89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#2D3F89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3F89

9.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3F89	#FFFFFF	#000000	##FFFFFF
##2D3F89	1.00	9.62	2.18	9.62
#FFFFFF	9.62	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#10498C

Deuteranopia (green-blind)

#004187

Tritanopia (blue-blind)

#00505D

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2d3f89;
/* rgb */ color: rgb(45, 63, 137);
/* oklch */ color: oklch(39.7% 0.125 269.6);

Tailwind

colors: {
  custom: {
    50: '#7173ac',
    500: '#2d3f89',
    950: '#000000',
  },
}

SCSS

$custom: #2d3f89;
$custom-light: #7173ac;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3f89",
  "rgb": {
    "r": 45,
    "g": 63,
    "b": 137
  },
  "hsl": {
    "h": 228.261,
    "s": 50.549,
    "l": 35.686
  },
  "oklch": {
    "l": 0.39658,
    "c": 0.12507,
    "h": 269.6
  },
  "luminance": 0.05919
}

Semantic roles & 50–950 ramp

primary

#2D3F89

secondary

#B3A25F

accent

#BF4EDA

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #2D3F89

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

Preview Lab → · Contrast checker → · Palette generator →