#1D4A7C#1D4A7C

#1D4A7C is a dark, moderate cyan. Relative luminance 0.066; OKLCH L 40.5% C 0.098 H 253.4°. Best body text is #FFFFFF at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#1D4A7C
RGB	rgb(29, 74, 124)
HSL	hsl(212, 62%, 30%)
HSV	hsv(212, 77%, 49%)
CMYK	cmyk(76.6%, 40.3%, 0%, 51.4%)
CIE-LAB	lab(30.91, 3.23, -32.80)
CIE-LCH	lch(30.91, 32.96, 275.63°)
OKLab	oklab(40.49% -0.0279 -0.0935)
OKLCH	oklch(40.49% 0.098 253.4)
XYZ	xyz(6.5922, 6.6133, 19.9939)
Luminance	0.0661 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4A7C #7C4F1D

analogous

#1D7A7C #1D4A7C #1F1D7C

triadic

#1D4A7C #7C1D4A #4A7C1D

tetradic

#1D4A7C #7C1D7A #7C4F1D #1D7C1F

square

#1D4A7C #7C1D7A #7C4F1D #1D7C1F

split-complementary

#1D4A7C #7C1F1D #7A7C1D

monochromatic

#060F19 #112C4A #1D4A7C #2968AE #4186D3

Accessibility & contrast

On white

9.04

#1D4A7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#1D4A7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4A7C

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4A7C	#FFFFFF	#000000	##FFFFFF
##1D4A7C	1.00	9.04	2.32	9.04
#FFFFFF	9.04	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#334E7E

Deuteranopia (green-blind)

#24457B

Tritanopia (blue-blind)

#00565D

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #1d4a7c;
/* rgb */ color: rgb(29, 74, 124);
/* oklch */ color: oklch(40.5% 0.098 253.4);

Tailwind

colors: {
  custom: {
    50: '#677ca2',
    500: '#1d4a7c',
    950: '#000000',
  },
}

SCSS

$custom: #1d4a7c;
$custom-light: #677ca2;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4a7c",
  "rgb": {
    "r": 29,
    "g": 74,
    "b": 124
  },
  "hsl": {
    "h": 211.579,
    "s": 62.092,
    "l": 30
  },
  "oklch": {
    "l": 0.40489,
    "c": 0.09761,
    "h": 253.4
  },
  "luminance": 0.06614
}

Semantic roles & 50–950 ramp

primary

#1D4A7C

secondary

#B07D45

accent

#9843E5

background

#F6F7FA

surface

#EBEEF3

border

#C6C9CD

text

#07090F

muted

#7A7B7F

Preview Lab

Preview with #1D4A7C

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

Preview Lab → · Contrast checker → · Palette generator →