#1D4D8D#1D4D8D

#1D4D8D is a dark, moderate cyan. Relative luminance 0.075; OKLCH L 42.4% C 0.118 H 256.9°. Best body text is #FFFFFF at 8.41:1 contrast (WCAG AA passes).

Color values

HEX	#1D4D8D
RGB	rgb(29, 77, 141)
HSL	hsl(214, 66%, 33%)
HSV	hsv(214, 79%, 55%)
CMYK	cmyk(79.4%, 45.4%, 0%, 44.7%)
CIE-LAB	lab(32.90, 8.04, -40.12)
CIE-LCH	lch(32.90, 40.92, 281.33°)
OKLab	oklab(42.38% -0.0268 -0.115)
OKLCH	oklch(42.38% 0.118 256.9)
XYZ	xyz(7.9665, 7.4911, 26.2202)
Luminance	0.0749 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4D8D #8D5D1D

analogous

#1D858D #1D4D8D #251D8D

triadic

#1D4D8D #8D1D4D #4D8D1D

tetradic

#1D4D8D #8D1D85 #8D5D1D #1D8D25

square

#1D4D8D #8D1D85 #8D5D1D #1D8D25

split-complementary

#1D4D8D #8D251D #858D1D

monochromatic

#081627 #13315A #1D4D8D #2769C0 #4B88DA

Accessibility & contrast

On white

8.41

#1D4D8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#1D4D8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4D8D

8.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4D8D	#FFFFFF	#000000	##FFFFFF
##1D4D8D	1.00	8.41	2.50	8.41
#FFFFFF	8.41	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C538F

Deuteranopia (green-blind)

#15498C

Tritanopia (blue-blind)

#005C66

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1d4d8d;
/* rgb */ color: rgb(29, 77, 141);
/* oklch */ color: oklch(42.4% 0.118 256.9);

Tailwind

colors: {
  custom: {
    50: '#6b7eaf',
    500: '#1d4d8d',
    950: '#000000',
  },
}

SCSS

$custom: #1d4d8d;
$custom-light: #6b7eaf;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4d8d",
  "rgb": {
    "r": 29,
    "g": 77,
    "b": 141
  },
  "hsl": {
    "h": 214.286,
    "s": 65.882,
    "l": 33.333
  },
  "oklch": {
    "l": 0.42379,
    "c": 0.11805,
    "h": 256.9
  },
  "luminance": 0.07492
}

Semantic roles & 50–950 ramp

primary

#1D4D8D

secondary

#BC8B4A

accent

#A03FE9

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#080910

muted

#7A7B7F

Preview Lab

Preview with #1D4D8D

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

Preview Lab → · Contrast checker → · Palette generator →