#2D33AA#2D33AA

#2D33AA is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.4% C 0.185 H 272.3°. Best body text is #FFFFFF at 9.70:1 contrast (WCAG AA passes).

Color values

HEX	#2D33AA
RGB	rgb(45, 51, 170)
HSL	hsl(237, 58%, 42%)
HSV	hsv(237, 74%, 67%)
CMYK	cmyk(73.5%, 70%, 0%, 33.3%)
CIE-LAB	lab(28.97, 38.36, -64.07)
CIE-LCH	lch(28.97, 74.67, 300.91°)
OKLab	oklab(40.36% 0.0075 -0.1853)
OKLCH	oklch(40.36% 0.185 272.3)
XYZ	xyz(9.5193, 5.8268, 38.6454)
Luminance	0.0583 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.60

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D33AA #AAA42D

analogous

#2D72AA #2D33AA #662DAA

triadic

#2D33AA #AA2D33 #33AA2D

tetradic

#2D33AA #AA2D72 #AAA42D #2DAA66

square

#2D33AA #AA2D72 #AAA42D #2DAA66

split-complementary

#2D33AA #AA662D #72AA2D

monochromatic

#131649 #20247A #2D33AA #464DCE #777BDB

Accessibility & contrast

On white

9.70

#2D33AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#2D33AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D33AA

9.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D33AA	#FFFFFF	#000000	##FFFFFF
##2D33AA	1.00	9.70	2.17	9.70
#FFFFFF	9.70	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AAE

Deuteranopia (green-blind)

#003EA8

Tritanopia (blue-blind)

#00546A

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2d33aa;
/* rgb */ color: rgb(45, 51, 170);
/* oklch */ color: oklch(40.4% 0.185 272.3);

Tailwind

colors: {
  custom: {
    50: '#796bc4',
    500: '#2d33aa',
    950: '#000000',
  },
}

SCSS

$custom: #2d33aa;
$custom-light: #796bc4;
$custom-dark: #000000;

JSON

{
  "hex": "#2d33aa",
  "rgb": {
    "r": 45,
    "g": 51,
    "b": 170
  },
  "hsl": {
    "h": 237.12,
    "s": 58.14,
    "l": 42.157
  },
  "oklch": {
    "l": 0.40356,
    "c": 0.18547,
    "h": 272.3
  },
  "luminance": 0.05828
}

Semantic roles & 50–950 ramp

primary

#2D33AA

secondary

#C3BF70

accent

#DA46E1

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #2D33AA

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

Preview Lab → · Contrast checker → · Palette generator →