#1D516B#1D516B

#1D516B is a dark, moderate cyan. Relative luminance 0.072; OKLCH L 41.3% C 0.070 H 233.9°. Best body text is #FFFFFF at 8.60:1 contrast (WCAG AA passes).

Color values

HEX	#1D516B
RGB	rgb(29, 81, 107)
HSL	hsl(200, 57%, 27%)
HSV	hsv(200, 73%, 42%)
CMYK	cmyk(72.9%, 24.3%, 0%, 58%)
CIE-LAB	lab(32.27, -7.87, -20.01)
CIE-LCH	lch(32.27, 21.50, 248.54°)
OKLab	oklab(41.27% -0.041 -0.0562)
OKLCH	oklch(41.27% 0.07 233.9)
XYZ	xyz(6.1019, 7.2069, 14.9766)
Luminance	0.0721 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D516B #6B371D

analogous

#1D6B5E #1D516B #1D2A6B

triadic

#1D516B #6B1D51 #516B1D

tetradic

#1D516B #5E1D6B #6B371D #2A6B1D

square

#1D516B #5E1D6B #6B371D #2A6B1D

split-complementary

#1D516B #6B1D2A #6B5E1D

monochromatic

#071218 #102D3B #1D516B #2A759B #3999C9

Accessibility & contrast

On white

8.60

#1D516B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#1D516B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D516B

8.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D516B	#FFFFFF	#000000	##FFFFFF
##1D516B	1.00	8.60	2.44	8.60
#FFFFFF	8.60	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#44506C

Deuteranopia (green-blind)

#3A496B

Tritanopia (blue-blind)

#00585A

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1d516b;
/* rgb */ color: rgb(29, 81, 107);
/* oklch */ color: oklch(41.3% 0.070 233.9);

Tailwind

colors: {
  custom: {
    50: '#648195',
    500: '#1d516b',
    950: '#000000',
  },
}

SCSS

$custom: #1d516b;
$custom-light: #648195;
$custom-dark: #000000;

JSON

{
  "hex": "#1d516b",
  "rgb": {
    "r": 29,
    "g": 81,
    "b": 107
  },
  "hsl": {
    "h": 200,
    "s": 57.353,
    "l": 26.667
  },
  "oklch": {
    "l": 0.41268,
    "c": 0.06956,
    "h": 233.9
  },
  "luminance": 0.07208
}

Semantic roles & 50–950 ramp

primary

#1D516B

secondary

#A06344

accent

#7A47E1

background

#F6F7F9

surface

#EBEEF1

border

#C6C9CB

text

#060A0D

muted

#7A7C7E

Preview Lab

Preview with #1D516B

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

Preview Lab → · Contrast checker → · Palette generator →