#1D5479#1D5479

#1D5479 is a dark, moderate cyan. Relative luminance 0.080; OKLCH L 42.8% C 0.084 H 242.1°. Best body text is #FFFFFF at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#1D5479
RGB	rgb(29, 84, 121)
HSL	hsl(204, 61%, 29%)
HSV	hsv(204, 76%, 47%)
CMYK	cmyk(76%, 30.6%, 0%, 52.5%)
CIE-LAB	lab(33.94, -4.44, -26.14)
CIE-LCH	lch(33.94, 26.51, 260.37°)
OKLab	oklab(42.82% -0.0391 -0.0739)
OKLCH	oklch(42.82% 0.084 242.1)
XYZ	xyz(7.1269, 7.9815, 19.2504)
Luminance	0.0798 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5479 #79421D

analogous

#1D7970 #1D5479 #1D2679

triadic

#1D5479 #791D54 #54791D

tetradic

#1D5479 #701D79 #79421D #26791D

square

#1D5479 #701D79 #79421D #26791D

split-complementary

#1D5479 #791D26 #79701D

monochromatic

#061119 #113248 #1D5479 #2976AA #3F96D1

Accessibility & contrast

On white

8.09

#1D5479 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#1D5479 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5479

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5479	#FFFFFF	#000000	##FFFFFF
##1D5479	1.00	8.09	2.60	8.09
#FFFFFF	8.09	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#43557B

Deuteranopia (green-blind)

#364C78

Tritanopia (blue-blind)

#005D61

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #1d5479;
/* rgb */ color: rgb(29, 84, 121);
/* oklch */ color: oklch(42.8% 0.084 242.1);

Tailwind

colors: {
  custom: {
    50: '#6784a0',
    500: '#1d5479',
    950: '#000000',
  },
}

SCSS

$custom: #1d5479;
$custom-light: #6784a0;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5479",
  "rgb": {
    "r": 29,
    "g": 84,
    "b": 121
  },
  "hsl": {
    "h": 204.13,
    "s": 61.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.42821,
    "c": 0.08365,
    "h": 242.1
  },
  "luminance": 0.07982
}

Semantic roles & 50–950 ramp

primary

#1D5479

secondary

#AD6F45

accent

#8443E4

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#070A0E

muted

#7A7C7E

Preview Lab

Preview with #1D5479

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

Preview Lab → · Contrast checker → · Palette generator →