#1D2D70#1D2D70

#1D2D70 is a dark, moderate blue. Relative luminance 0.033; OKLCH L 32.8% C 0.117 H 268.8°. Best body text is #FFFFFF at 12.64:1 contrast (WCAG AA passes).

Color values

HEX	#1D2D70
RGB	rgb(29, 45, 112)
HSL	hsl(228, 59%, 28%)
HSV	hsv(228, 74%, 44%)
CMYK	cmyk(74.1%, 59.8%, 0%, 56.1%)
CIE-LAB	lab(21.24, 18.61, -40.75)
CIE-LCH	lch(21.24, 44.80, 294.54°)
OKLab	oklab(32.81% -0.0024 -0.1174)
OKLCH	oklch(32.81% 0.117 268.8)
XYZ	xyz(4.3687, 3.3074, 15.7342)
Luminance	0.0331 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2D70 #70601D

analogous

#1D5670 #1D2D70 #371D70

triadic

#1D2D70 #701D2D #2D701D

tetradic

#1D2D70 #701D56 #70601D #1D7037

square

#1D2D70 #701D56 #70601D #1D7037

split-complementary

#1D2D70 #70371D #56701D

monochromatic

#060A18 #10193F #1D2D70 #2A41A1 #3B57CC

Accessibility & contrast

On white

12.64

#1D2D70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#1D2D70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2D70

12.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2D70	#FFFFFF	#000000	##FFFFFF
##1D2D70	1.00	12.64	1.66	12.64
#FFFFFF	12.64	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003772

Deuteranopia (green-blind)

#002F6F

Tritanopia (blue-blind)

#003D49

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1d2d70;
/* rgb */ color: rgb(29, 45, 112);
/* oklch */ color: oklch(32.8% 0.117 268.8);

Tailwind

colors: {
  custom: {
    50: '#65659a',
    500: '#1d2d70',
    950: '#000000',
  },
}

SCSS

$custom: #1d2d70;
$custom-light: #65659a;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2d70",
  "rgb": {
    "r": 29,
    "g": 45,
    "b": 112
  },
  "hsl": {
    "h": 228.434,
    "s": 58.865,
    "l": 27.647
  },
  "oklch": {
    "l": 0.32805,
    "c": 0.11746,
    "h": 268.8
  },
  "luminance": 0.03308
}

Semantic roles & 50–950 ramp

primary

#1D2D70

secondary

#A49244

accent

#C446E2

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06050E

muted

#7A7A7E

Preview Lab

Preview with #1D2D70

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

Preview Lab → · Contrast checker → · Palette generator →