#1D2F7C#1D2F7C

#1D2F7C is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.3% C 0.132 H 268.4°. Best body text is #FFFFFF at 12.00:1 contrast (WCAG AA passes).

Color values

HEX	#1D2F7C
RGB	rgb(29, 47, 124)
HSL	hsl(229, 62%, 30%)
HSV	hsv(229, 77%, 49%)
CMYK	cmyk(76.6%, 62.1%, 0%, 51.4%)
CIE-LAB	lab(22.82, 21.98, -45.83)
CIE-LCH	lch(22.82, 50.83, 295.63°)
OKLab	oklab(34.31% -0.0038 -0.1323)
OKLCH	oklch(34.31% 0.132 268.4)
XYZ	xyz(5.1600, 3.7489, 19.5165)
Luminance	0.0375 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2F7C #7C6A1D

analogous

#1D5E7C #1D2F7C #3B1D7C

triadic

#1D2F7C #7C1D2F #2F7C1D

tetradic

#1D2F7C #7C1D5E #7C6A1D #1D7C3B

square

#1D2F7C #7C1D5E #7C6A1D #1D7C3B

split-complementary

#1D2F7C #7C3B1D #5E7C1D

monochromatic

#060919 #111C4A #1D2F7C #2942AE #415CD3

Accessibility & contrast

On white

12.00

#1D2F7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#1D2F7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2F7C

12.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2F7C	#FFFFFF	#000000	##FFFFFF
##1D2F7C	1.00	12.00	1.75	12.00
#FFFFFF	12.00	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B7F

Deuteranopia (green-blind)

#00327B

Tritanopia (blue-blind)

#004250

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #1d2f7c;
/* rgb */ color: rgb(29, 47, 124);
/* oklch */ color: oklch(34.3% 0.132 268.4);

Tailwind

colors: {
  custom: {
    50: '#6867a3',
    500: '#1d2f7c',
    950: '#000000',
  },
}

SCSS

$custom: #1d2f7c;
$custom-light: #6867a3;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2f7c",
  "rgb": {
    "r": 29,
    "g": 47,
    "b": 124
  },
  "hsl": {
    "h": 228.632,
    "s": 62.092,
    "l": 30
  },
  "oklch": {
    "l": 0.34311,
    "c": 0.13237,
    "h": 268.4
  },
  "luminance": 0.03749
}

Semantic roles & 50–950 ramp

primary

#1D2F7C

secondary

#B09B45

accent

#C643E5

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #1D2F7C

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

Preview Lab → · Contrast checker → · Palette generator →