#1D2A70#1D2A70

#1D2A70 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.2% C 0.122 H 270.1°. Best body text is #FFFFFF at 12.98:1 contrast (WCAG AA passes).

Color values

HEX	#1D2A70
RGB	rgb(29, 42, 112)
HSL	hsl(231, 59%, 28%)
HSV	hsv(231, 74%, 44%)
CMYK	cmyk(74.1%, 62.5%, 0%, 56.1%)
CIE-LAB	lab(20.39, 20.74, -42.13)
CIE-LCH	lch(20.39, 46.96, 296.21°)
OKLab	oklab(32.17% 0.0001 -0.1215)
OKLCH	oklch(32.17% 0.122 270.1)
XYZ	xyz(4.2583, 3.0866, 15.6974)
Luminance	0.0309 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2A70 #70631D

analogous

#1D5470 #1D2A70 #391D70

triadic

#1D2A70 #701D2A #2A701D

tetradic

#1D2A70 #701D54 #70631D #1D7039

square

#1D2A70 #701D54 #70631D #1D7039

split-complementary

#1D2A70 #70391D #54701D

monochromatic

#060918 #10183F #1D2A70 #2A3CA1 #3B52CC

Accessibility & contrast

On white

12.98

#1D2A70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#1D2A70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2A70

12.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2A70	#FFFFFF	#000000	##FFFFFF
##1D2A70	1.00	12.98	1.62	12.98
#FFFFFF	12.98	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003572

Deuteranopia (green-blind)

#002D6F

Tritanopia (blue-blind)

#003C48

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #1d2a70;
/* rgb */ color: rgb(29, 42, 112);
/* oklch */ color: oklch(32.2% 0.122 270.1);

Tailwind

colors: {
  custom: {
    50: '#66639a',
    500: '#1d2a70',
    950: '#000000',
  },
}

SCSS

$custom: #1d2a70;
$custom-light: #66639a;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2a70",
  "rgb": {
    "r": 29,
    "g": 42,
    "b": 112
  },
  "hsl": {
    "h": 230.602,
    "s": 58.865,
    "l": 27.647
  },
  "oklch": {
    "l": 0.32173,
    "c": 0.12154,
    "h": 270.1
  },
  "luminance": 0.03087
}

Semantic roles & 50–950 ramp

primary

#1D2A70

secondary

#A49544

accent

#CA46E2

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#06050E

muted

#7A797E

Preview Lab

Preview with #1D2A70

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

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