#010D30#010D30

#010D30 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.6% C 0.073 H 262.1°. Best body text is #FFFFFF at 19.06:1 contrast (WCAG AA passes).

Color values

HEX	#010D30
RGB	rgb(1, 13, 48)
HSL	hsl(225, 96%, 10%)
HSV	hsv(225, 98%, 19%)
CMYK	cmyk(97.9%, 72.9%, 0%, 81.2%)
CIE-LAB	lab(4.59, 8.49, -23.94)
CIE-LCH	lch(4.59, 25.40, 289.52°)
OKLab	oklab(17.58% -0.0101 -0.0726)
OKLCH	oklch(17.58% 0.073 262.1)
XYZ	xyz(0.6897, 0.5076, 2.8574)
Luminance	0.0051 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 4.53

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#010D30 #302401

analogous

#012530 #010D30 #0D0130

triadic

#010D30 #30010D #0D3001

tetradic

#010D30 #300125 #302401 #01300D

square

#010D30 #300125 #302401 #01300D

split-complementary

#010D30 #300D01 #253001

monochromatic

#01081E #01081E #010D30 #021D6C #032DA8

Accessibility & contrast

On white

19.06

#010D30 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#010D30 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #010D30

19.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##010D30	#FFFFFF	#000000	##FFFFFF
##010D30	1.00	19.06	1.10	19.06
#FFFFFF	19.06	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001231

Deuteranopia (green-blind)

#000D2F

Tritanopia (blue-blind)

#00161C

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #010d30;
/* rgb */ color: rgb(1, 13, 48);
/* oklch */ color: oklch(17.6% 0.073 262.1);

Tailwind

colors: {
  custom: {
    50: '#494c68',
    500: '#010d30',
    950: '#000000',
  },
}

SCSS

$custom: #010d30;
$custom-light: #494c68;
$custom-dark: #000000;

JSON

{
  "hex": "#010d30",
  "rgb": {
    "r": 1,
    "g": 13,
    "b": 48
  },
  "hsl": {
    "h": 224.681,
    "s": 95.918,
    "l": 9.608
  },
  "oklch": {
    "l": 0.17579,
    "c": 0.07329,
    "h": 262.1
  },
  "luminance": 0.00508
}

Semantic roles & 50–950 ramp

primary

#010D30

secondary

#765E17

accent

#C829FF

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010106

muted

#77777A

Preview Lab

Preview with #010D30

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

Preview Lab → · Contrast checker → · Palette generator →