#030C30#030C30

#030C30 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.5% C 0.073 H 265.5°. Best body text is #FFFFFF at 19.10:1 contrast (WCAG AA passes).

Color values

HEX	#030C30
RGB	rgb(3, 12, 48)
HSL	hsl(228, 88%, 10%)
HSV	hsv(228, 94%, 19%)
CMYK	cmyk(93.8%, 75%, 0%, 81.2%)
CIE-LAB	lab(4.48, 9.47, -24.11)
CIE-LCH	lch(4.48, 25.90, 291.45°)
OKLab	oklab(17.51% -0.0058 -0.0733)
OKLCH	oklch(17.51% 0.074 265.5)
XYZ	xyz(0.7023, 0.4956, 2.8544)
Luminance	0.0050 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 4.08

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030C30 #302703

analogous

#032230 #030C30 #110330

triadic

#030C30 #30030C #0C3003

tetradic

#030C30 #300322 #302703 #033011

square

#030C30 #300322 #302703 #033011

split-complementary

#030C30 #301103 #223003

monochromatic

#02071D #02071D #030C30 #071A6A #0A29A3

Accessibility & contrast

On white

19.10

#030C30 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#030C30 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030C30

19.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030C30	#FFFFFF	#000000	##FFFFFF
##030C30	1.00	19.10	1.10	19.10
#FFFFFF	19.10	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001231

Deuteranopia (green-blind)

#000D2F

Tritanopia (blue-blind)

#00151C

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #030c30;
/* rgb */ color: rgb(3, 12, 48);
/* oklch */ color: oklch(17.5% 0.073 265.5);

Tailwind

colors: {
  custom: {
    50: '#4a4c68',
    500: '#030c30',
    950: '#000000',
  },
}

SCSS

$custom: #030c30;
$custom-light: #4a4c68;
$custom-dark: #000000;

JSON

{
  "hex": "#030c30",
  "rgb": {
    "r": 3,
    "g": 12,
    "b": 48
  },
  "hsl": {
    "h": 228,
    "s": 88.235,
    "l": 10
  },
  "oklch": {
    "l": 0.17509,
    "c": 0.0735,
    "h": 265.5
  },
  "luminance": 0.00496
}

Semantic roles & 50–950 ramp

primary

#030C30

secondary

#73621B

accent

#D429FE

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010106

muted

#77777A

Preview Lab

Preview with #030C30

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

Preview Lab → · Contrast checker → · Palette generator →