#1D487F#1D487F

#1D487F is a dark, moderate cyan. Relative luminance 0.064; OKLCH L 40.2% C 0.104 H 256.0°. Best body text is #FFFFFF at 9.19:1 contrast (WCAG AA passes).

Color values

HEX	#1D487F
RGB	rgb(29, 72, 127)
HSL	hsl(214, 63%, 31%)
HSV	hsv(214, 77%, 50%)
CMYK	cmyk(77.2%, 43.3%, 0%, 50.2%)
CIE-LAB	lab(30.47, 5.78, -35.37)
CIE-LCH	lch(30.47, 35.84, 279.28°)
OKLab	oklab(40.2% -0.0253 -0.1011)
OKLCH	oklch(40.2% 0.104 256)
XYZ	xyz(6.6534, 6.4275, 20.9645)
Luminance	0.0643 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D487F #7F541D

analogous

#1D797F #1D487F #231D7F

triadic

#1D487F #7F1D48 #487F1D

tetradic

#1D487F #7F1D79 #7F541D #1D7F23

square

#1D487F #7F1D79 #7F541D #1D7F23

split-complementary

#1D487F #7F231D #797F1D

monochromatic

#06101B #122C4D #1D487F #2864B1 #4282D4

Accessibility & contrast

On white

9.19

#1D487F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#1D487F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D487F

9.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D487F	#FFFFFF	#000000	##FFFFFF
##1D487F	1.00	9.19	2.29	9.19
#FFFFFF	9.19	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D4D81

Deuteranopia (green-blind)

#1C447E

Tritanopia (blue-blind)

#00555D

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #1d487f;
/* rgb */ color: rgb(29, 72, 127);
/* oklch */ color: oklch(40.2% 0.104 256.0);

Tailwind

colors: {
  custom: {
    50: '#687aa4',
    500: '#1d487f',
    950: '#000000',
  },
}

SCSS

$custom: #1d487f;
$custom-light: #687aa4;
$custom-dark: #000000;

JSON

{
  "hex": "#1d487f",
  "rgb": {
    "r": 29,
    "g": 72,
    "b": 127
  },
  "hsl": {
    "h": 213.673,
    "s": 62.821,
    "l": 30.588
  },
  "oklch": {
    "l": 0.40204,
    "c": 0.10422,
    "h": 256
  },
  "luminance": 0.06428
}

Semantic roles & 50–950 ramp

primary

#1D487F

secondary

#B28345

accent

#9E42E6

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#07090F

muted

#7A7B7F

Preview Lab

Preview with #1D487F

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

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