#1D2F7E#1D2F7E

#1D2F7E is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.5% C 0.135 H 268.4°. Best body text is #FFFFFF at 11.93:1 contrast (WCAG AA passes).

Color values

HEX	#1D2F7E
RGB	rgb(29, 47, 126)
HSL	hsl(229, 63%, 30%)
HSV	hsv(229, 77%, 49%)
CMYK	cmyk(77%, 62.7%, 0%, 50.6%)
CIE-LAB	lab(23.00, 22.78, -46.81)
CIE-LCH	lch(23.00, 52.05, 295.95°)
OKLab	oklab(34.5% -0.0038 -0.1352)
OKLCH	oklch(34.5% 0.135 268.4)
XYZ	xyz(5.2878, 3.8000, 20.1894)
Luminance	0.0380 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2F7E #7E6C1D

analogous

#1D5F7E #1D2F7E #3B1D7E

triadic

#1D2F7E #7E1D2F #2F7E1D

tetradic

#1D2F7E #7E1D5F #7E6C1D #1D7E3B

square

#1D2F7E #7E1D5F #7E6C1D #1D7E3B

split-complementary

#1D2F7E #7E3B1D #5F7E1D

monochromatic

#060A1B #121C4C #1D2F7E #2842B0 #425DD3

Accessibility & contrast

On white

11.93

#1D2F7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#1D2F7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2F7E

11.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2F7E	#FFFFFF	#000000	##FFFFFF
##1D2F7E	1.00	11.93	1.76	11.93
#FFFFFF	11.93	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C81

Deuteranopia (green-blind)

#00327C

Tritanopia (blue-blind)

#004351

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1d2f7e;
/* rgb */ color: rgb(29, 47, 126);
/* oklch */ color: oklch(34.5% 0.135 268.4);

Tailwind

colors: {
  custom: {
    50: '#6967a4',
    500: '#1d2f7e',
    950: '#000000',
  },
}

SCSS

$custom: #1d2f7e;
$custom-light: #6967a4;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2f7e",
  "rgb": {
    "r": 29,
    "g": 47,
    "b": 126
  },
  "hsl": {
    "h": 228.866,
    "s": 62.581,
    "l": 30.392
  },
  "oklch": {
    "l": 0.34496,
    "c": 0.13524,
    "h": 268.4
  },
  "luminance": 0.03801
}

Semantic roles & 50–950 ramp

primary

#1D2F7E

secondary

#B19D45

accent

#C742E6

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #1D2F7E

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

Preview Lab → · Contrast checker → · Palette generator →