#1D506F#1D506F

#1D506F is a dark, moderate cyan. Relative luminance 0.071; OKLCH L 41.2% C 0.075 H 239.1°. Best body text is #FFFFFF at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#1D506F
RGB	rgb(29, 80, 111)
HSL	hsl(203, 59%, 27%)
HSV	hsv(203, 74%, 44%)
CMYK	cmyk(73.9%, 27.9%, 0%, 56.5%)
CIE-LAB	lab(32.14, -5.74, -22.74)
CIE-LCH	lch(32.14, 23.45, 255.83°)
OKLab	oklab(41.22% -0.0383 -0.0641)
OKLCH	oklch(41.22% 0.075 239.1)
XYZ	xyz(6.2435, 7.1455, 16.0860)
Luminance	0.0715 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D506F #6F3C1D

analogous

#1D6F65 #1D506F #1D276F

triadic

#1D506F #6F1D50 #506F1D

tetradic

#1D506F #651D6F #6F3C1D #276F1D

square

#1D506F #651D6F #6F3C1D #276F1D

split-complementary

#1D506F #6F1D27 #6F651D

monochromatic

#061118 #102D3E #1D506F #2A73A0 #3B95CC

Accessibility & contrast

On white

8.64

#1D506F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#1D506F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D506F

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D506F	#FFFFFF	#000000	##FFFFFF
##1D506F	1.00	8.64	2.43	8.64
#FFFFFF	8.64	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#425070

Deuteranopia (green-blind)

#36486E

Tritanopia (blue-blind)

#00585B

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1d506f;
/* rgb */ color: rgb(29, 80, 111);
/* oklch */ color: oklch(41.2% 0.075 239.1);

Tailwind

colors: {
  custom: {
    50: '#658198',
    500: '#1d506f',
    950: '#000000',
  },
}

SCSS

$custom: #1d506f;
$custom-light: #658198;
$custom-dark: #000000;

JSON

{
  "hex": "#1d506f",
  "rgb": {
    "r": 29,
    "g": 80,
    "b": 111
  },
  "hsl": {
    "h": 202.683,
    "s": 58.571,
    "l": 27.451
  },
  "oklch": {
    "l": 0.41222,
    "c": 0.07469,
    "h": 239.1
  },
  "luminance": 0.07146
}

Semantic roles & 50–950 ramp

primary

#1D506F

secondary

#A36844

accent

#8146E2

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#060A0D

muted

#7A7C7E

Preview Lab

Preview with #1D506F

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

Preview Lab → · Contrast checker → · Palette generator →