#010C30#010C30

#010C30 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.3% C 0.075 H 262.7°. Best body text is #FFFFFF at 19.15:1 contrast (WCAG AA passes).

Color values

HEX	#010C30
RGB	rgb(1, 12, 48)
HSL	hsl(226, 96%, 10%)
HSV	hsv(226, 98%, 19%)
CMYK	cmyk(97.9%, 75%, 0%, 81.2%)
CIE-LAB	lab(4.36, 8.95, -24.30)
CIE-LCH	lch(4.36, 25.90, 290.22°)
OKLab	oklab(17.33% -0.0096 -0.0742)
OKLCH	oklch(17.33% 0.075 262.7)
XYZ	xyz(0.6773, 0.4827, 2.8532)
Luminance	0.0048 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 4.25

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#010C30 #302501

analogous

#012430 #010C30 #0D0130

triadic

#010C30 #30010C #0C3001

tetradic

#010C30 #300124 #302501 #01300D

square

#010C30 #300124 #302501 #01300D

split-complementary

#010C30 #300D01 #243001

monochromatic

#01071E #01071E #010C30 #021B6C #032AA8

Accessibility & contrast

On white

19.15

#010C30 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#010C30 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #010C30

19.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##010C30	#FFFFFF	#000000	##FFFFFF
##010C30	1.00	19.15	1.10	19.15
#FFFFFF	19.15	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001231

Deuteranopia (green-blind)

#000D2F

Tritanopia (blue-blind)

#00161C

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #010c30;
/* rgb */ color: rgb(1, 12, 48);
/* oklch */ color: oklch(17.3% 0.075 262.7);

Tailwind

colors: {
  custom: {
    50: '#494c68',
    500: '#010c30',
    950: '#000000',
  },
}

SCSS

$custom: #010c30;
$custom-light: #494c68;
$custom-dark: #000000;

JSON

{
  "hex": "#010c30",
  "rgb": {
    "r": 1,
    "g": 12,
    "b": 48
  },
  "hsl": {
    "h": 225.957,
    "s": 95.918,
    "l": 9.608
  },
  "oklch": {
    "l": 0.17331,
    "c": 0.07481,
    "h": 262.7
  },
  "luminance": 0.00483
}

Semantic roles & 50–950 ramp

primary

#010C30

secondary

#766017

accent

#CD29FF

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010106

muted

#77777A

Preview Lab

Preview with #010C30

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

Preview Lab → · Contrast checker → · Palette generator →