#2D39A5#2D39A5

#2D39A5 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.9% C 0.172 H 271.4°. Best body text is #FFFFFF at 9.37:1 contrast (WCAG AA passes).

Color values

HEX	#2D39A5
RGB	rgb(45, 57, 165)
HSL	hsl(234, 57%, 41%)
HSV	hsv(234, 73%, 65%)
CMYK	cmyk(72.7%, 65.5%, 0%, 35.3%)
CIE-LAB	lab(29.91, 32.79, -59.52)
CIE-LCH	lch(29.91, 67.95, 298.85°)
OKLab	oklab(40.9% 0.0043 -0.172)
OKLCH	oklch(40.9% 0.172 271.4)
XYZ	xyz(9.3345, 6.1998, 36.2948)
Luminance	0.0620 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D39A5 #A5992D

analogous

#2D75A5 #2D39A5 #5D2DA5

triadic

#2D39A5 #A52D39 #39A52D

tetradic

#2D39A5 #A52D75 #A5992D #2DA55D

square

#2D39A5 #A52D75 #A5992D #2DA55D

split-complementary

#2D39A5 #A55D2D #75A52D

monochromatic

#131845 #202875 #2D39A5 #4351CC #737ED9

Accessibility & contrast

On white

9.37

#2D39A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#2D39A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D39A5

9.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D39A5	#FFFFFF	#000000	##FFFFFF
##2D39A5	1.00	9.37	2.24	9.37
#FFFFFF	9.37	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA8

Deuteranopia (green-blind)

#0041A3

Tritanopia (blue-blind)

#00556A

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2d39a5;
/* rgb */ color: rgb(45, 57, 165);
/* oklch */ color: oklch(40.9% 0.172 271.4);

Tailwind

colors: {
  custom: {
    50: '#786fc1',
    500: '#2d39a5',
    950: '#000000',
  },
}

SCSS

$custom: #2d39a5;
$custom-light: #786fc1;
$custom-dark: #000000;

JSON

{
  "hex": "#2d39a5",
  "rgb": {
    "r": 45,
    "g": 57,
    "b": 165
  },
  "hsl": {
    "h": 234,
    "s": 57.143,
    "l": 41.176
  },
  "oklch": {
    "l": 0.40896,
    "c": 0.17204,
    "h": 271.4
  },
  "luminance": 0.06201
}

Semantic roles & 50–950 ramp

primary

#2D39A5

secondary

#C1B86D

accent

#D147E0

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2D39A5

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

Preview Lab → · Contrast checker → · Palette generator →