#2D3A9B#2D3A9B

#2D3A9B is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.2% C 0.157 H 271.5°. Best body text is #FFFFFF at 9.59:1 contrast (WCAG AA passes).

Color values

HEX	#2D3A9B
RGB	rgb(45, 58, 155)
HSL	hsl(233, 55%, 39%)
HSV	hsv(233, 71%, 61%)
CMYK	cmyk(71%, 62.6%, 0%, 39.2%)
CIE-LAB	lab(29.29, 28.48, -54.48)
CIE-LCH	lch(29.29, 61.48, 297.60°)
OKLab	oklab(40.17% 0.004 -0.1572)
OKLCH	oklch(40.17% 0.157 271.5)
XYZ	xyz(8.5096, 5.9497, 31.7039)
Luminance	0.0595 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3A9B #9B8E2D

analogous

#2D719B #2D3A9B #572D9B

triadic

#2D3A9B #9B2D3A #3A9B2D

tetradic

#2D3A9B #9B2D71 #9B8E2D #2D9B57

square

#2D3A9B #9B2D71 #9B8E2D #2D9B57

split-complementary

#2D3A9B #9B572D #719B2D

monochromatic

#11173C #1F286C #2D3A9B #3E4EC7 #6E7AD5

Accessibility & contrast

On white

9.59

#2D3A9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#2D3A9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3A9B

9.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3A9B	#FFFFFF	#000000	##FFFFFF
##2D3A9B	1.00	9.59	2.19	9.59
#FFFFFF	9.59	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A9E

Deuteranopia (green-blind)

#004099

Tritanopia (blue-blind)

#005365

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2d3a9b;
/* rgb */ color: rgb(45, 58, 155);
/* oklch */ color: oklch(40.2% 0.157 271.5);

Tailwind

colors: {
  custom: {
    50: '#7570b9',
    500: '#2d3a9b',
    950: '#000000',
  },
}

SCSS

$custom: #2d3a9b;
$custom-light: #7570b9;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3a9b",
  "rgb": {
    "r": 45,
    "g": 58,
    "b": 155
  },
  "hsl": {
    "h": 232.909,
    "s": 55,
    "l": 39.216
  },
  "oklch": {
    "l": 0.40166,
    "c": 0.15727,
    "h": 271.5
  },
  "luminance": 0.05951
}

Semantic roles & 50–950 ramp

primary

#2D3A9B

secondary

#BCB268

accent

#CD49DE

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #2D3A9B

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

Preview Lab → · Contrast checker → · Palette generator →