#1D4D64#1D4D64

#1D4D64 is a dark, moderate cyan. Relative luminance 0.065; OKLCH L 39.8% C 0.064 H 232.4°. Best body text is #FFFFFF at 9.14:1 contrast (WCAG AA passes).

Color values

HEX	#1D4D64
RGB	rgb(29, 77, 100)
HSL	hsl(199, 55%, 25%)
HSV	hsv(199, 71%, 39%)
CMYK	cmyk(71%, 23%, 0%, 60.8%)
CIE-LAB	lab(30.61, -7.99, -18.16)
CIE-LCH	lch(30.61, 19.84, 246.24°)
OKLab	oklab(39.84% -0.0392 -0.0509)
OKLCH	oklch(39.84% 0.064 232.4)
XYZ	xyz(5.4599, 6.4885, 13.0188)
Luminance	0.0649 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4D64 #64341D

analogous

#1D6458 #1D4D64 #1D2964

triadic

#1D4D64 #641D4D #4D641D

tetradic

#1D4D64 #581D64 #64341D #29641D

square

#1D4D64 #581D64 #64341D #29641D

split-complementary

#1D4D64 #641D29 #64581D

monochromatic

#071218 #0F2835 #1D4D64 #2B7293 #3996C3

Accessibility & contrast

On white

9.14

#1D4D64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#1D4D64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4D64

9.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4D64	#FFFFFF	#000000	##FFFFFF
##1D4D64	1.00	9.14	2.30	9.14
#FFFFFF	9.14	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#424C65

Deuteranopia (green-blind)

#384564

Tritanopia (blue-blind)

#005355

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #1d4d64;
/* rgb */ color: rgb(29, 77, 100);
/* oklch */ color: oklch(39.8% 0.064 232.4);

Tailwind

colors: {
  custom: {
    50: '#627e90',
    500: '#1d4d64',
    950: '#000000',
  },
}

SCSS

$custom: #1d4d64;
$custom-light: #627e90;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4d64",
  "rgb": {
    "r": 29,
    "g": 77,
    "b": 100
  },
  "hsl": {
    "h": 199.437,
    "s": 55.039,
    "l": 25.294
  },
  "oklch": {
    "l": 0.39838,
    "c": 0.06424,
    "h": 232.4
  },
  "luminance": 0.06489
}

Semantic roles & 50–950 ramp

primary

#1D4D64

secondary

#995F44

accent

#7A49DE

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#060A0C

muted

#7A7C7D

Preview Lab

Preview with #1D4D64

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

Preview Lab → · Contrast checker → · Palette generator →