#1D4F89#1D4F89

#1D4F89 is a dark, moderate cyan. Relative luminance 0.077; OKLCH L 42.6% C 0.110 H 254.4°. Best body text is #FFFFFF at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#1D4F89
RGB	rgb(29, 79, 137)
HSL	hsl(212, 65%, 33%)
HSV	hsv(212, 79%, 54%)
CMYK	cmyk(78.8%, 42.3%, 0%, 46.3%)
CIE-LAB	lab(33.26, 5.10, -37.09)
CIE-LCH	lch(33.26, 37.44, 277.83°)
OKLab	oklab(42.58% -0.0295 -0.106)
OKLCH	oklch(42.58% 0.11 254.4)
XYZ	xyz(7.8164, 7.6584, 24.7283)
Luminance	0.0766 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4F89 #89571D

analogous

#1D8589 #1D4F89 #211D89

triadic

#1D4F89 #891D4F #4F891D

tetradic

#1D4F89 #891D85 #89571D #1D8921

square

#1D4F89 #891D85 #89571D #1D8921

split-complementary

#1D4F89 #89211D #85891D

monochromatic

#081524 #123256 #1D4F89 #286CBC #488BD8

Accessibility & contrast

On white

8.29

#1D4F89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#1D4F89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4F89

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4F89	#FFFFFF	#000000	##FFFFFF
##1D4F89	1.00	8.29	2.53	8.29
#FFFFFF	8.29	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33548B

Deuteranopia (green-blind)

#204A88

Tritanopia (blue-blind)

#005D65

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1d4f89;
/* rgb */ color: rgb(29, 79, 137);
/* oklch */ color: oklch(42.6% 0.110 254.4);

Tailwind

colors: {
  custom: {
    50: '#6a7fac',
    500: '#1d4f89',
    950: '#000000',
  },
}

SCSS

$custom: #1d4f89;
$custom-light: #6a7fac;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4f89",
  "rgb": {
    "r": 29,
    "g": 79,
    "b": 137
  },
  "hsl": {
    "h": 212.222,
    "s": 65.06,
    "l": 32.549
  },
  "oklch": {
    "l": 0.42578,
    "c": 0.11006,
    "h": 254.4
  },
  "luminance": 0.07659
}

Semantic roles & 50–950 ramp

primary

#1D4F89

secondary

#BA8547

accent

#9A40E8

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A10

muted

#7A7C7F

Preview Lab

Preview with #1D4F89

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

Preview Lab → · Contrast checker → · Palette generator →