#030D30#030D30

#030D30 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.8% C 0.072 H 264.8°. Best body text is #FFFFFF at 19.02:1 contrast (WCAG AA passes).

Color values

HEX	#030D30
RGB	rgb(3, 13, 48)
HSL	hsl(227, 88%, 10%)
HSV	hsv(227, 94%, 19%)
CMYK	cmyk(93.8%, 72.9%, 0%, 81.2%)
CIE-LAB	lab(4.70, 9.02, -23.75)
CIE-LCH	lch(4.70, 25.40, 290.79°)
OKLab	oklab(17.75% -0.0065 -0.0717)
OKLCH	oklch(17.75% 0.072 264.8)
XYZ	xyz(0.7148, 0.5205, 2.8585)
Luminance	0.0052 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 4.36

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030D30 #302603

analogous

#032330 #030D30 #100330

triadic

#030D30 #30030D #0D3003

tetradic

#030D30 #300323 #302603 #033010

square

#030D30 #300323 #302603 #033010

split-complementary

#030D30 #301003 #233003

monochromatic

#02081D #02081D #030D30 #071D6A #0A2CA3

Accessibility & contrast

On white

19.02

#030D30 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#030D30 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030D30

19.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030D30	#FFFFFF	#000000	##FFFFFF
##030D30	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)

#001231

Deuteranopia (green-blind)

#000E2F

Tritanopia (blue-blind)

#00161C

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #030d30;
/* rgb */ color: rgb(3, 13, 48);
/* oklch */ color: oklch(17.8% 0.072 264.8);

Tailwind

colors: {
  custom: {
    50: '#4a4c68',
    500: '#030d30',
    950: '#000000',
  },
}

SCSS

$custom: #030d30;
$custom-light: #4a4c68;
$custom-dark: #000000;

JSON

{
  "hex": "#030d30",
  "rgb": {
    "r": 3,
    "g": 13,
    "b": 48
  },
  "hsl": {
    "h": 226.667,
    "s": 88.235,
    "l": 10
  },
  "oklch": {
    "l": 0.17752,
    "c": 0.07199,
    "h": 264.8
  },
  "luminance": 0.00521
}

Semantic roles & 50–950 ramp

primary

#030D30

secondary

#73601B

accent

#CF29FE

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010106

muted

#77777A

Preview Lab

Preview with #030D30

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

Preview Lab → · Contrast checker → · Palette generator →