#1D2F61#1D2F61

#1D2F61 is a dark, moderate blue. Relative luminance 0.032; OKLCH L 32.0% C 0.092 H 266.4°. Best body text is #FFFFFF at 12.87:1 contrast (WCAG AA passes).

Color values

HEX	#1D2F61
RGB	rgb(29, 47, 97)
HSL	hsl(224, 54%, 25%)
HSV	hsv(224, 70%, 38%)
CMYK	cmyk(70.1%, 51.5%, 0%, 62%)
CIE-LAB	lab(20.66, 11.13, -31.93)
CIE-LCH	lch(20.66, 33.82, 289.21°)
OKLab	oklab(32% -0.0058 -0.0915)
OKLCH	oklch(32% 0.092 266.4)
XYZ	xyz(3.6801, 3.1570, 11.7224)
Luminance	0.0316 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2F61 #614F1D

analogous

#1D5161 #1D2F61 #2D1D61

triadic

#1D2F61 #611D2F #2F611D

tetradic

#1D2F61 #611D51 #614F1D #1D612D

square

#1D2F61 #611D51 #614F1D #1D612D

split-complementary

#1D2F61 #612D1D #51611D

monochromatic

#070B18 #0F1832 #1D2F61 #2B4690 #395DBF

Accessibility & contrast

On white

12.87

#1D2F61 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#1D2F61 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2F61

12.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2F61	#FFFFFF	#000000	##FFFFFF
##1D2F61	1.00	12.87	1.63	12.87
#FFFFFF	12.87	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#153563

Deuteranopia (green-blind)

#062F60

Tritanopia (blue-blind)

#003B43

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1d2f61;
/* rgb */ color: rgb(29, 47, 97);
/* oklch */ color: oklch(32.0% 0.092 266.4);

Tailwind

colors: {
  custom: {
    50: '#62678e',
    500: '#1d2f61',
    950: '#000000',
  },
}

SCSS

$custom: #1d2f61;
$custom-light: #62678e;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2f61",
  "rgb": {
    "r": 29,
    "g": 47,
    "b": 97
  },
  "hsl": {
    "h": 224.118,
    "s": 53.968,
    "l": 24.706
  },
  "oklch": {
    "l": 0.32001,
    "c": 0.09164,
    "h": 266.4
  },
  "luminance": 0.03157
}

Semantic roles & 50–950 ramp

primary

#1D2F61

secondary

#968044

accent

#B64ADD

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#05060C

muted

#7A7A7D

Preview Lab

Preview with #1D2F61

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

Preview Lab → · Contrast checker → · Palette generator →