#0A073D#0A073D

#0A073D is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 18.7% C 0.097 H 274.2°. Best body text is #FFFFFF at 18.91:1 contrast (WCAG AA passes).

Color values

HEX	#0A073D
RGB	rgb(10, 7, 61)
HSL	hsl(243, 79%, 13%)
HSV	hsv(243, 89%, 24%)
CMYK	cmyk(83.6%, 88.5%, 0%, 76.1%)
CIE-LAB	lab(5.00, 20.61, -32.77)
CIE-LCH	lch(5.00, 38.71, 302.17°)
OKLab	oklab(18.68% 0.0071 -0.0972)
OKLCH	oklch(18.68% 0.097 274.2)
XYZ	xyz(1.0432, 0.5533, 4.4658)
Luminance	0.0055 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A073D #3A3D07

analogous

#071F3D #0A073D #25073D

triadic

#0A073D #3D0A07 #073D0A

tetradic

#0A073D #3D071F #3A3D07 #073D25

square

#0A073D #3D071F #3A3D07 #073D25

split-complementary

#0A073D #3D2507 #1F3D07

monochromatic

#04031B #04031B #0A073D #130D74 #1C14AB

Accessibility & contrast

On white

18.91

#0A073D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#0A073D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A073D

18.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A073D	#FFFFFF	#000000	##FFFFFF
##0A073D	1.00	18.91	1.11	18.91
#FFFFFF	18.91	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00133F

Deuteranopia (green-blind)

#000E3C

Tritanopia (blue-blind)

#001722

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #0a073d;
/* rgb */ color: rgb(10, 7, 61);
/* oklch */ color: oklch(18.7% 0.097 274.2);

Tailwind

colors: {
  custom: {
    50: '#534973',
    500: '#0a073d',
    950: '#000000',
  },
}

SCSS

$custom: #0a073d;
$custom-light: #534973;
$custom-dark: #000000;

JSON

{
  "hex": "#0a073d",
  "rgb": {
    "r": 10,
    "g": 7,
    "b": 61
  },
  "hsl": {
    "h": 243.333,
    "s": 79.412,
    "l": 13.333
  },
  "oklch": {
    "l": 0.18675,
    "c": 0.09745,
    "h": 274.2
  },
  "luminance": 0.00553
}

Semantic roles & 50–950 ramp

primary

#0A073D

secondary

#777C23

accent

#F632EB

background

#F5F4F7

surface

#E9E6ED

border

#C5C2C8

text

#030008

muted

#78777B

Preview Lab

Preview with #0A073D

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

Preview Lab → · Contrast checker → · Palette generator →