#1D4F70#1D4F70

#1D4F70 is a dark, moderate cyan. Relative luminance 0.070; OKLCH L 41.0% C 0.077 H 241.2°. Best body text is #FFFFFF at 8.73:1 contrast (WCAG AA passes).

Color values

HEX#1D4F70
RGBrgb(29, 79, 112)
HSLhsl(204, 59%, 28%)
HSVhsv(204, 74%, 44%)
CMYKcmyk(74.1%, 29.5%, 0%, 56.1%)
CIE-LABlab(31.86, -4.73, -23.80)
CIE-LCHlch(31.86, 24.26, 258.77°)
OKLaboklab(41.02% -0.0369 -0.0672)
OKLCHoklch(41.02% 0.077 241.2)
XYZxyz(6.2262, 7.0223, 16.3534)
Luminance0.0702 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1D4F70 #703E1D
analogous
#1D7067 #1D4F70 #1D2670
triadic
#1D4F70 #701D4F #4F701D
tetradic
#1D4F70 #671D70 #703E1D #26701D
square
#1D4F70 #671D70 #703E1D #26701D
split-complementary
#1D4F70 #701D26 #70671D
monochromatic
#061118 #102D3F #1D4F70 #2A71A1 #3B93CC

Accessibility & contrast

On white

8.73
#1D4F70 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.40
#1D4F70 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4F70
8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1D4F70#FFFFFF#000000##FFFFFF
##1D4F701.008.732.408.73
#FFFFFF8.731.0021.001.00
#0000002.4021.001.0021.00
##FFFFFF8.731.0021.001.00

Color blindness preview

Protanopia (red-blind)
#404F71
Deuteranopia (green-blind)
#34476F
Tritanopia (blue-blind)
#00575A
Achromatopsia (no color)
#4B4B4B

Design tokens & code

CSS
--color: #1d4f70;
/* rgb */ color: rgb(29, 79, 112);
/* oklch */ color: oklch(41.0% 0.077 241.2);
Tailwind
colors: {
  custom: {
    50: '#658099',
    500: '#1d4f70',
    950: '#000000',
  },
}
SCSS
$custom: #1d4f70;
$custom-light: #658099;
$custom-dark: #000000;
JSON
{
  "hex": "#1d4f70",
  "rgb": {
    "r": 29,
    "g": 79,
    "b": 112
  },
  "hsl": {
    "h": 203.855,
    "s": 58.865,
    "l": 27.647
  },
  "oklch": {
    "l": 0.41018,
    "c": 0.07664,
    "h": 241.2
  },
  "luminance": 0.07023
}

Semantic roles & 50–950 ramp

primary
#1D4F70
secondary
#A46B44
accent
#8446E2
background
#F6F7F9
surface
#EBEEF2
border
#C6C9CC
text
#060A0E
muted
#7A7C7E

Preview Lab

Preview with #1D4F70

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

Preview Lab → · Contrast checker → · Palette generator →

#1D4F70 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva