#1D487D#1D487D

#1D487D is a dark, moderate cyan. Relative luminance 0.064; OKLCH L 40.1% C 0.101 H 255.3°. Best body text is #FFFFFF at 9.23:1 contrast (WCAG AA passes).

Color values

HEX	#1D487D
RGB	rgb(29, 72, 125)
HSL	hsl(213, 62%, 30%)
HSV	hsv(213, 77%, 49%)
CMYK	cmyk(76.8%, 42.4%, 0%, 51%)
CIE-LAB	lab(30.34, 4.98, -34.33)
CIE-LCH	lch(30.34, 34.69, 278.25°)
OKLab	oklab(40.07% -0.0257 -0.098)
OKLCH	oklch(40.07% 0.101 255.3)
XYZ	xyz(6.5244, 6.3759, 20.2849)
Luminance	0.0638 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D487D #7D521D

analogous

#1D787D #1D487D #221D7D

triadic

#1D487D #7D1D48 #487D1D

tetradic

#1D487D #7D1D78 #7D521D #1D7D22

square

#1D487D #7D1D78 #7D521D #1D7D22

split-complementary

#1D487D #7D221D #787D1D

monochromatic

#060F1A #112B4B #1D487D #2965AF #4183D3

Accessibility & contrast

On white

9.23

#1D487D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#1D487D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D487D

9.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D487D	#FFFFFF	#000000	##FFFFFF
##1D487D	1.00	9.23	2.28	9.23
#FFFFFF	9.23	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F4C7F

Deuteranopia (green-blind)

#1F437C

Tritanopia (blue-blind)

#00545C

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #1d487d;
/* rgb */ color: rgb(29, 72, 125);
/* oklch */ color: oklch(40.1% 0.101 255.3);

Tailwind

colors: {
  custom: {
    50: '#677aa3',
    500: '#1d487d',
    950: '#000000',
  },
}

SCSS

$custom: #1d487d;
$custom-light: #677aa3;
$custom-dark: #000000;

JSON

{
  "hex": "#1d487d",
  "rgb": {
    "r": 29,
    "g": 72,
    "b": 125
  },
  "hsl": {
    "h": 213.125,
    "s": 62.338,
    "l": 30.196
  },
  "oklch": {
    "l": 0.40067,
    "c": 0.10137,
    "h": 255.3
  },
  "luminance": 0.06377
}

Semantic roles & 50–950 ramp

primary

#1D487D

secondary

#B18045

accent

#9C42E5

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#07090F

muted

#7A7B7F

Preview Lab

Preview with #1D487D

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

Preview Lab → · Contrast checker → · Palette generator →