#2D358B#2D358B

#2D358B is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.8% C 0.141 H 273.5°. Best body text is #FFFFFF at 10.53:1 contrast (WCAG AA passes).

Color values

HEX	#2D358B
RGB	rgb(45, 53, 139)
HSL	hsl(235, 51%, 36%)
HSV	hsv(235, 68%, 55%)
CMYK	cmyk(67.6%, 61.9%, 0%, 45.5%)
CIE-LAB	lab(26.64, 25.92, -48.96)
CIE-LCH	lch(26.64, 55.40, 297.89°)
OKLab	oklab(37.79% 0.0086 -0.1411)
OKLCH	oklch(37.79% 0.141 273.5)
XYZ	xyz(7.0139, 4.9676, 25.0103)
Luminance	0.0497 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D358B #8B832D

analogous

#2D648B #2D358B #542D8B

triadic

#2D358B #8B2D35 #358B2D

tetradic

#2D358B #8B2D64 #8B832D #2D8B54

square

#2D358B #8B2D64 #8B832D #2D8B54

split-complementary

#2D358B #8B542D #648B2D

monochromatic

#0F122F #1E235D #2D358B #3C47B9 #656ECD

Accessibility & contrast

On white

10.53

#2D358B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#2D358B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D358B

10.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D358B	#FFFFFF	#000000	##FFFFFF
##2D358B	1.00	10.53	1.99	10.53
#FFFFFF	10.53	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00438E

Deuteranopia (green-blind)

#003B89

Tritanopia (blue-blind)

#004A5A

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2d358b;
/* rgb */ color: rgb(45, 53, 139);
/* oklch */ color: oklch(37.8% 0.141 273.5);

Tailwind

colors: {
  custom: {
    50: '#726cae',
    500: '#2d358b',
    950: '#000000',
  },
}

SCSS

$custom: #2d358b;
$custom-light: #726cae;
$custom-dark: #000000;

JSON

{
  "hex": "#2d358b",
  "rgb": {
    "r": 45,
    "g": 53,
    "b": 139
  },
  "hsl": {
    "h": 234.894,
    "s": 51.087,
    "l": 36.078
  },
  "oklch": {
    "l": 0.37792,
    "c": 0.14133,
    "h": 273.5
  },
  "luminance": 0.04968
}

Semantic roles & 50–950 ramp

primary

#2D358B

secondary

#B4AD60

accent

#CF4DDB

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #2D358B

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

Preview Lab → · Contrast checker → · Palette generator →