#1D2977#1D2977

#1D2977 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 32.6% C 0.133 H 270.3°. Best body text is #FFFFFF at 12.84:1 contrast (WCAG AA passes).

Color values

HEX	#1D2977
RGB	rgb(29, 41, 119)
HSL	hsl(232, 61%, 29%)
HSV	hsv(232, 76%, 47%)
CMYK	cmyk(75.6%, 65.5%, 0%, 53.3%)
CIE-LAB	lab(20.75, 24.20, -46.04)
CIE-LCH	lch(20.75, 52.02, 297.73°)
OKLab	oklab(32.63% 0.0008 -0.133)
OKLCH	oklch(32.63% 0.133 270.3)
XYZ	xyz(4.6283, 3.1785, 17.8188)
Luminance	0.0318 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2977 #776B1D

analogous

#1D5677 #1D2977 #3E1D77

triadic

#1D2977 #771D29 #29771D

tetradic

#1D2977 #771D56 #776B1D #1D773E

square

#1D2977 #771D56 #776B1D #1D773E

split-complementary

#1D2977 #773E1D #56771D

monochromatic

#060819 #111846 #1D2977 #293AA8 #3E52D0

Accessibility & contrast

On white

12.84

#1D2977 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#1D2977 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2977

12.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2977	#FFFFFF	#000000	##FFFFFF
##1D2977	1.00	12.84	1.64	12.84
#FFFFFF	12.84	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00367A

Deuteranopia (green-blind)

#002E76

Tritanopia (blue-blind)

#003D4C

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1d2977;
/* rgb */ color: rgb(29, 41, 119);
/* oklch */ color: oklch(32.6% 0.133 270.3);

Tailwind

colors: {
  custom: {
    50: '#68629f',
    500: '#1d2977',
    950: '#000000',
  },
}

SCSS

$custom: #1d2977;
$custom-light: #68629f;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2977",
  "rgb": {
    "r": 29,
    "g": 41,
    "b": 119
  },
  "hsl": {
    "h": 232,
    "s": 60.811,
    "l": 29.02
  },
  "oklch": {
    "l": 0.32633,
    "c": 0.13302,
    "h": 270.3
  },
  "luminance": 0.03179
}

Semantic roles & 50–950 ramp

primary

#1D2977

secondary

#AB9D45

accent

#CF44E4

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#07050F

muted

#7A797E

Preview Lab

Preview with #1D2977

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

Preview Lab → · Contrast checker → · Palette generator →