#1D5083#1D5083

#1D5083 is a dark, moderate cyan. Relative luminance 0.076; OKLCH L 42.4% C 0.101 H 251.5°. Best body text is #FFFFFF at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#1D5083
RGB	rgb(29, 80, 131)
HSL	hsl(210, 64%, 31%)
HSV	hsv(210, 78%, 51%)
CMYK	cmyk(77.9%, 38.9%, 0%, 48.6%)
CIE-LAB	lab(33.21, 2.05, -33.48)
CIE-LCH	lch(33.21, 33.54, 273.50°)
OKLab	oklab(42.42% -0.032 -0.0954)
OKLCH	oklch(42.42% 0.101 251.5)
XYZ	xyz(7.4705, 7.6364, 22.5486)
Luminance	0.0764 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5083 #83501D

analogous

#1D8383 #1D5083 #1D1D83

triadic

#1D5083 #831D50 #50831D

tetradic

#1D5083 #831D83 #83501D #1D831D

square

#1D5083 #831D83 #83501D #1D831D

split-complementary

#1D5083 #831D1D #83831D

monochromatic

#07131F #123151 #1D5083 #286FB5 #458DD6

Accessibility & contrast

On white

8.31

#1D5083 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#1D5083 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5083

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5083	#FFFFFF	#000000	##FFFFFF
##1D5083	1.00	8.31	2.53	8.31
#FFFFFF	8.31	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#385385

Deuteranopia (green-blind)

#294A82

Tritanopia (blue-blind)

#005C63

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1d5083;
/* rgb */ color: rgb(29, 80, 131);
/* oklch */ color: oklch(42.4% 0.101 251.5);

Tailwind

colors: {
  custom: {
    50: '#6980a7',
    500: '#1d5083',
    950: '#000000',
  },
}

SCSS

$custom: #1d5083;
$custom-light: #6980a7;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5083",
  "rgb": {
    "r": 29,
    "g": 80,
    "b": 131
  },
  "hsl": {
    "h": 210,
    "s": 63.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.42424,
    "c": 0.10063,
    "h": 251.5
  },
  "luminance": 0.07637
}

Semantic roles & 50–950 ramp

primary

#1D5083

secondary

#B67E46

accent

#9441E7

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #1D5083

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

Preview Lab → · Contrast checker → · Palette generator →