#030633#030633

#030633 is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.5% C 0.087 H 268.2°. Best body text is #FFFFFF at 19.48:1 contrast (WCAG AA passes).

Color values

HEX	#030633
RGB	rgb(3, 6, 51)
HSL	hsl(236, 89%, 11%)
HSV	hsv(236, 94%, 20%)
CMYK	cmyk(94.1%, 88.2%, 0%, 80%)
CIE-LAB	lab(3.51, 13.55, -27.89)
CIE-LCH	lch(3.51, 31.00, 295.91°)
OKLab	oklab(16.5% -0.0027 -0.0872)
OKLCH	oklch(16.5% 0.087 268.2)
XYZ	xyz(0.7000, 0.3885, 3.1694)
Luminance	0.0039 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030633 #333003

analogous

#031E33 #030633 #180333

triadic

#030633 #330306 #063303

tetradic

#030633 #33031E #333003 #033318

square

#030633 #33031E #333003 #033318

split-complementary

#030633 #331803 #1E3303

monochromatic

#02031D #02031D #030633 #060D6D #0A14A7

Accessibility & contrast

On white

19.48

#030633 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#030633 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030633

19.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030633	#FFFFFF	#000000	##FFFFFF
##030633	1.00	19.48	1.08	19.48
#FFFFFF	19.48	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000F34

Deuteranopia (green-blind)

#000A32

Tritanopia (blue-blind)

#00131C

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #030633;
/* rgb */ color: rgb(3, 6, 51);
/* oklch */ color: oklch(16.5% 0.087 268.2);

Tailwind

colors: {
  custom: {
    50: '#4b496b',
    500: '#030633',
    950: '#000000',
  },
}

SCSS

$custom: #030633;
$custom-light: #4b496b;
$custom-dark: #000000;

JSON

{
  "hex": "#030633",
  "rgb": {
    "r": 3,
    "g": 6,
    "b": 51
  },
  "hsl": {
    "h": 236.25,
    "s": 88.889,
    "l": 10.588
  },
  "oklch": {
    "l": 0.165,
    "c": 0.08722,
    "h": 268.2
  },
  "luminance": 0.00389
}

Semantic roles & 50–950 ramp

primary

#030633

secondary

#76711C

accent

#F229FF

background

#F4F4F6

surface

#E7E6EB

border

#C3C2C6

text

#010007

muted

#77777A

Preview Lab

Preview with #030633

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

Preview Lab → · Contrast checker → · Palette generator →