#1D2E79#1D2E79

#1D2E79 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 33.8% C 0.129 H 268.7°. Best body text is #FFFFFF at 12.21:1 contrast (WCAG AA passes).

Color values

HEX	#1D2E79
RGB	rgb(29, 46, 121)
HSL	hsl(229, 61%, 29%)
HSV	hsv(229, 76%, 47%)
CMYK	cmyk(76%, 62%, 0%, 52.5%)
CIE-LAB	lab(22.29, 21.49, -44.80)
CIE-LCH	lch(22.29, 49.69, 295.63°)
OKLab	oklab(33.83% -0.003 -0.1293)
OKLCH	oklch(33.83% 0.129 268.7)
XYZ	xyz(4.9337, 3.5952, 18.5194)
Luminance	0.0360 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2E79 #79681D

analogous

#1D5C79 #1D2E79 #3A1D79

triadic

#1D2E79 #791D2E #2E791D

tetradic

#1D2E79 #791D5C #79681D #1D793A

square

#1D2E79 #791D5C #79681D #1D793A

split-complementary

#1D2E79 #793A1D #5C791D

monochromatic

#060919 #111B48 #1D2E79 #2941AA #3F5AD1

Accessibility & contrast

On white

12.21

#1D2E79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#1D2E79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2E79

12.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2E79	#FFFFFF	#000000	##FFFFFF
##1D2E79	1.00	12.21	1.72	12.21
#FFFFFF	12.21	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A7B

Deuteranopia (green-blind)

#003178

Tritanopia (blue-blind)

#00414E

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1d2e79;
/* rgb */ color: rgb(29, 46, 121);
/* oklch */ color: oklch(33.8% 0.129 268.7);

Tailwind

colors: {
  custom: {
    50: '#6866a0',
    500: '#1d2e79',
    950: '#000000',
  },
}

SCSS

$custom: #1d2e79;
$custom-light: #6866a0;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2e79",
  "rgb": {
    "r": 29,
    "g": 46,
    "b": 121
  },
  "hsl": {
    "h": 228.913,
    "s": 61.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.33829,
    "c": 0.12936,
    "h": 268.7
  },
  "luminance": 0.03596
}

Semantic roles & 50–950 ramp

primary

#1D2E79

secondary

#AD9A45

accent

#C743E4

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07060F

muted

#7A7A7E

Preview Lab

Preview with #1D2E79

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

Preview Lab → · Contrast checker → · Palette generator →