#2D318E#2D318E

#2D318E is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.3% C 0.151 H 274.5°. Best body text is #FFFFFF at 10.82:1 contrast (WCAG AA passes).

Color values

HEX	#2D318E
RGB	rgb(45, 49, 142)
HSL	hsl(238, 52%, 37%)
HSV	hsv(238, 68%, 56%)
CMYK	cmyk(68.3%, 65.5%, 0%, 44.3%)
CIE-LAB	lab(25.88, 29.66, -52.06)
CIE-LCH	lch(25.88, 59.92, 299.67°)
OKLab	oklab(37.31% 0.0118 -0.1502)
OKLCH	oklch(37.31% 0.151 274.5)
XYZ	xyz(7.0614, 4.7069, 26.1223)
Luminance	0.0471 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D318E #8E8A2D

analogous

#2D628E #2D318E #5A2D8E

triadic

#2D318E #8E2D31 #318E2D

tetradic

#2D318E #8E2D62 #8E8A2D #2D8E5A

square

#2D318E #8E2D62 #8E8A2D #2D8E5A

split-complementary

#2D318E #8E5A2D #628E2D

monochromatic

#101131 #1E2160 #2D318E #3C41BC #676BCF

Accessibility & contrast

On white

10.82

#2D318E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#2D318E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D318E

10.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D318E	#FFFFFF	#000000	##FFFFFF
##2D318E	1.00	10.82	1.94	10.82
#FFFFFF	10.82	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004291

Deuteranopia (green-blind)

#00398C

Tritanopia (blue-blind)

#00495B

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2d318e;
/* rgb */ color: rgb(45, 49, 142);
/* oklch */ color: oklch(37.3% 0.151 274.5);

Tailwind

colors: {
  custom: {
    50: '#7369b0',
    500: '#2d318e',
    950: '#000000',
  },
}

SCSS

$custom: #2d318e;
$custom-light: #7369b0;
$custom-dark: #000000;

JSON

{
  "hex": "#2d318e",
  "rgb": {
    "r": 45,
    "g": 49,
    "b": 142
  },
  "hsl": {
    "h": 237.526,
    "s": 51.872,
    "l": 36.667
  },
  "oklch": {
    "l": 0.37314,
    "c": 0.15065,
    "h": 274.5
  },
  "luminance": 0.04708
}

Semantic roles & 50–950 ramp

primary

#2D318E

secondary

#B5B261

accent

#D54CDB

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#090611

muted

#7B7A80

Preview Lab

Preview with #2D318E

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

Preview Lab → · Contrast checker → · Palette generator →