#1D22B3#1D22B3

#1D22B3 is a dark, highly saturated blue. Relative luminance 0.047; OKLCH L 38.1% C 0.217 H 268.8°. Best body text is #FFFFFF at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#1D22B3
RGB	rgb(29, 34, 179)
HSL	hsl(238, 72%, 41%)
HSV	hsv(238, 84%, 70%)
CMYK	cmyk(83.8%, 81%, 0%, 29.8%)
CIE-LAB	lab(25.74, 49.76, -74.83)
CIE-LCH	lch(25.74, 89.87, 303.63°)
OKLab	oklab(38.13% -0.0045 -0.2167)
OKLCH	oklch(38.13% 0.217 268.8)
XYZ	xyz(9.2126, 4.6588, 43.0528)
Luminance	0.0466 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D22B3 #B3AE1D

analogous

#1D6DB3 #1D22B3 #631DB3

triadic

#1D22B3 #B31D22 #22B31D

tetradic

#1D22B3 #B31D6D #B3AE1D #1DB363

square

#1D22B3 #B31D6D #B3AE1D #1DB363

split-complementary

#1D22B3 #B3631D #6DB31D

monochromatic

#0C0E4A #14187E #1D22B3 #3036DD #6469E6

Accessibility & contrast

On white

10.87

#1D22B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#1D22B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D22B3

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D22B3	#FFFFFF	#000000	##FFFFFF
##1D22B3	1.00	10.87	1.93	10.87
#FFFFFF	10.87	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045B7

Deuteranopia (green-blind)

#0035B1

Tritanopia (blue-blind)

#00506B

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #1d22b3;
/* rgb */ color: rgb(29, 34, 179);
/* oklch */ color: oklch(38.1% 0.217 268.8);

Tailwind

colors: {
  custom: {
    50: '#7861cb',
    500: '#1d22b3',
    950: '#000000',
  },
}

SCSS

$custom: #1d22b3;
$custom-light: #7861cb;
$custom-dark: #000000;

JSON

{
  "hex": "#1d22b3",
  "rgb": {
    "r": 29,
    "g": 34,
    "b": 179
  },
  "hsl": {
    "h": 238,
    "s": 72.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.38127,
    "c": 0.21679,
    "h": 268.8
  },
  "luminance": 0.0466
}

Semantic roles & 50–950 ramp

primary

#1D22B3

secondary

#CBC761

accent

#E939EF

background

#F8F5FC

surface

#EFEAF9

border

#CAC6D2

text

#0B0514

muted

#7C7982

Preview Lab

Preview with #1D22B3

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

Preview Lab → · Contrast checker → · Palette generator →