#1D1970#1D1970

#1D1970 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.1% C 0.143 H 274.9°. Best body text is #FFFFFF at 14.73:1 contrast (WCAG AA passes).

Color values

HEX	#1D1970
RGB	rgb(29, 25, 112)
HSL	hsl(243, 64%, 27%)
HSV	hsv(243, 78%, 44%)
CMYK	cmyk(74.1%, 77.7%, 0%, 56.1%)
CIE-LAB	lab(16.14, 32.13, -49.11)
CIE-LCH	lch(16.14, 58.68, 303.19°)
OKLab	oklab(29.08% 0.0122 -0.142)
OKLCH	oklch(29.08% 0.143 274.9)
XYZ	xyz(3.7780, 2.1260, 15.5373)
Luminance	0.0213 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1970 #6C7019

analogous

#194170 #1D1970 #491970

triadic

#1D1970 #701D19 #19701D

tetradic

#1D1970 #701941 #6C7019 #197049

square

#1D1970 #701941 #6C7019 #197049

split-complementary

#1D1970 #704919 #417019

monochromatic

#060619 #100E3E #1D1970 #2A24A2 #3932D1

Accessibility & contrast

On white

14.73

#1D1970 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#1D1970 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1970

14.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1970	#FFFFFF	#000000	##FFFFFF
##1D1970	1.00	14.73	1.43	14.73
#FFFFFF	14.73	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C73

Deuteranopia (green-blind)

#00246E

Tritanopia (blue-blind)

#003243

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #1d1970;
/* rgb */ color: rgb(29, 25, 112);
/* oklch */ color: oklch(29.1% 0.143 274.9);

Tailwind

colors: {
  custom: {
    50: '#67579a',
    500: '#1d1970',
    950: '#000000',
  },
}

SCSS

$custom: #1d1970;
$custom-light: #67579a;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1970",
  "rgb": {
    "r": 29,
    "g": 25,
    "b": 112
  },
  "hsl": {
    "h": 242.759,
    "s": 63.504,
    "l": 26.863
  },
  "oklch": {
    "l": 0.29082,
    "c": 0.14253,
    "h": 274.9
  },
  "luminance": 0.02126
}

Semantic roles & 50–950 ramp

primary

#1D1970

secondary

#A1A540

accent

#E741DF

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #1D1970

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

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