#1D4E75#1D4E75

#1D4E75 is a dark, moderate cyan. Relative luminance 0.070; OKLCH L 41.1% C 0.084 H 246.0°. Best body text is #FFFFFF at 8.75:1 contrast (WCAG AA passes).

Color values

HEX	#1D4E75
RGB	rgb(29, 78, 117)
HSL	hsl(207, 60%, 29%)
HSV	hsv(207, 75%, 46%)
CMYK	cmyk(75.2%, 33.3%, 0%, 54.1%)
CIE-LAB	lab(31.79, -2.16, -27.03)
CIE-LCH	lch(31.79, 27.12, 265.44°)
OKLab	oklab(41.05% -0.0341 -0.0766)
OKLCH	oklch(41.05% 0.084 246)
XYZ	xyz(6.4407, 6.9936, 17.8366)
Luminance	0.0699 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4E75 #75441D

analogous

#1D7570 #1D4E75 #1D2275

triadic

#1D4E75 #751D4E #4E751D

tetradic

#1D4E75 #701D75 #75441D #22751D

square

#1D4E75 #701D75 #75441D #22751D

split-complementary

#1D4E75 #751D22 #75701D

monochromatic

#061019 #112D44 #1D4E75 #296FA6 #3D8ECF

Accessibility & contrast

On white

8.75

#1D4E75 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#1D4E75 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4E75

8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4E75	#FFFFFF	#000000	##FFFFFF
##1D4E75	1.00	8.75	2.40	8.75
#FFFFFF	8.75	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C4F77

Deuteranopia (green-blind)

#304774

Tritanopia (blue-blind)

#00575C

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1d4e75;
/* rgb */ color: rgb(29, 78, 117);
/* oklch */ color: oklch(41.1% 0.084 246.0);

Tailwind

colors: {
  custom: {
    50: '#667f9d',
    500: '#1d4e75',
    950: '#000000',
  },
}

SCSS

$custom: #1d4e75;
$custom-light: #667f9d;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4e75",
  "rgb": {
    "r": 29,
    "g": 78,
    "b": 117
  },
  "hsl": {
    "h": 206.591,
    "s": 60.274,
    "l": 28.627
  },
  "oklch": {
    "l": 0.41052,
    "c": 0.08385,
    "h": 246
  },
  "luminance": 0.06994
}

Semantic roles & 50–950 ramp

primary

#1D4E75

secondary

#A97145

accent

#8B44E3

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#060A0E

muted

#7A7C7E

Preview Lab

Preview with #1D4E75

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

Preview Lab → · Contrast checker → · Palette generator →