#1D2BA1#1D2BA1

#1D2BA1 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.3% C 0.187 H 268.7°. Best body text is #FFFFFF at 10.98:1 contrast (WCAG AA passes).

Color values

HEX	#1D2BA1
RGB	rgb(29, 43, 161)
HSL	hsl(234, 69%, 37%)
HSV	hsv(234, 82%, 63%)
CMYK	cmyk(82%, 73.3%, 0%, 36.9%)
CIE-LAB	lab(25.45, 38.65, -64.47)
CIE-LCH	lch(25.45, 75.16, 300.94°)
OKLab	oklab(37.32% -0.0041 -0.1868)
OKLCH	oklch(37.32% 0.187 268.7)
XYZ	xyz(7.8014, 4.5613, 34.1805)
Luminance	0.0456 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2BA1 #A1931D

analogous

#1D6DA1 #1D2BA1 #511DA1

triadic

#1D2BA1 #A11D2B #2BA11D

tetradic

#1D2BA1 #A11D6D #A1931D #1DA151

square

#1D2BA1 #A11D6D #A1931D #1DA151

split-complementary

#1D2BA1 #A1511D #6DA11D

monochromatic

#0A0F39 #141D6D #1D2BA1 #2639D5 #5866E1

Accessibility & contrast

On white

10.98

#1D2BA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#1D2BA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2BA1

10.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2BA1	#FFFFFF	#000000	##FFFFFF
##1D2BA1	1.00	10.98	1.91	10.98
#FFFFFF	10.98	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A4

Deuteranopia (green-blind)

#00369F

Tritanopia (blue-blind)

#004D63

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #1d2ba1;
/* rgb */ color: rgb(29, 43, 161);
/* oklch */ color: oklch(37.3% 0.187 268.7);

Tailwind

colors: {
  custom: {
    50: '#7365be',
    500: '#1d2ba1',
    950: '#000000',
  },
}

SCSS

$custom: #1d2ba1;
$custom-light: #7365be;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2ba1",
  "rgb": {
    "r": 29,
    "g": 43,
    "b": 161
  },
  "hsl": {
    "h": 233.636,
    "s": 69.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.37322,
    "c": 0.18684,
    "h": 268.7
  },
  "luminance": 0.04562
}

Semantic roles & 50–950 ramp

primary

#1D2BA1

secondary

#C4B955

accent

#DA3CEC

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #1D2BA1

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

Preview Lab → · Contrast checker → · Palette generator →