#030640#030640

#030640 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 18.3% C 0.106 H 267.2°. Best body text is #FFFFFF at 19.02:1 contrast (WCAG AA passes).

Color values

HEX	#030640
RGB	rgb(3, 6, 64)
HSL	hsl(237, 91%, 13%)
HSV	hsv(237, 95%, 25%)
CMYK	cmyk(95.3%, 90.6%, 0%, 74.9%)
CIE-LAB	lab(4.69, 21.37, -35.44)
CIE-LCH	lch(4.69, 41.38, 301.09°)
OKLab	oklab(18.34% -0.0051 -0.1057)
OKLCH	oklch(18.34% 0.106 267.2)
XYZ	xyz(1.0278, 0.5196, 4.8956)
Luminance	0.0052 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030640 #403D03

analogous

#032440 #030640 #1E0340

triadic

#030640 #400306 #064003

tetradic

#030640 #400324 #403D03 #03401E

square

#030640 #400324 #403D03 #03401E

split-complementary

#030640 #401E03 #244003

monochromatic

#01031D #01031D #030640 #060B7A #0811B5

Accessibility & contrast

On white

19.02

#030640 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#030640 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030640

19.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030640	#FFFFFF	#000000	##FFFFFF
##030640	1.00	19.02	1.10	19.02
#FFFFFF	19.02	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001342

Deuteranopia (green-blind)

#000D3F

Tritanopia (blue-blind)

#001823

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #030640;
/* rgb */ color: rgb(3, 6, 64);
/* oklch */ color: oklch(18.3% 0.106 267.2);

Tailwind

colors: {
  custom: {
    50: '#514876',
    500: '#030640',
    950: '#000000',
  },
}

SCSS

$custom: #030640;
$custom-light: #514876;
$custom-dark: #000000;

JSON

{
  "hex": "#030640",
  "rgb": {
    "r": 3,
    "g": 6,
    "b": 64
  },
  "hsl": {
    "h": 237.049,
    "s": 91.045,
    "l": 13.137
  },
  "oklch": {
    "l": 0.18344,
    "c": 0.10581,
    "h": 267.2
  },
  "luminance": 0.0052
}

Semantic roles & 50–950 ramp

primary

#030640

secondary

#827D1D

accent

#F429FF

background

#F4F4F7

surface

#E7E6ED

border

#C3C2C8

text

#030008

muted

#78777B

Preview Lab

Preview with #030640

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

Preview Lab → · Contrast checker → · Palette generator →