#1D4F90#1D4F90

#1D4F90 is a dark, moderate cyan. Relative luminance 0.079; OKLCH L 43.1% C 0.120 H 256.5°. Best body text is #FFFFFF at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#1D4F90
RGB	rgb(29, 79, 144)
HSL	hsl(214, 66%, 34%)
HSV	hsv(214, 80%, 56%)
CMYK	cmyk(79.9%, 45.1%, 0%, 43.5%)
CIE-LAB	lab(33.70, 7.91, -40.67)
CIE-LCH	lch(33.70, 41.43, 281.00°)
OKLab	oklab(43.06% -0.028 -0.1165)
OKLCH	oklch(43.06% 0.12 256.5)
XYZ	xyz(8.3349, 7.8658, 27.4591)
Luminance	0.0787 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4F90 #905E1D

analogous

#1D8990 #1D4F90 #251D90

triadic

#1D4F90 #901D4F #4F901D

tetradic

#1D4F90 #901D89 #905E1D #1D9025

square

#1D4F90 #901D89 #905E1D #1D9025

split-complementary

#1D4F90 #90251D #89901D

monochromatic

#08172A #13335D #1D4F90 #276BC3 #4C8ADB

Accessibility & contrast

On white

8.16

#1D4F90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#1D4F90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4F90

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4F90	#FFFFFF	#000000	##FFFFFF
##1D4F90	1.00	8.16	2.57	8.16
#FFFFFF	8.16	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E5592

Deuteranopia (green-blind)

#164A8F

Tritanopia (blue-blind)

#005E68

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1d4f90;
/* rgb */ color: rgb(29, 79, 144);
/* oklch */ color: oklch(43.1% 0.120 256.5);

Tailwind

colors: {
  custom: {
    50: '#6c7fb1',
    500: '#1d4f90',
    950: '#000000',
  },
}

SCSS

$custom: #1d4f90;
$custom-light: #6c7fb1;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4f90",
  "rgb": {
    "r": 29,
    "g": 79,
    "b": 144
  },
  "hsl": {
    "h": 213.913,
    "s": 66.474,
    "l": 33.922
  },
  "oklch": {
    "l": 0.43063,
    "c": 0.11985,
    "h": 256.5
  },
  "luminance": 0.07867
}

Semantic roles & 50–950 ramp

primary

#1D4F90

secondary

#BD8C4B

accent

#9F3EE9

background

#F6F7FA

surface

#ECEEF5

border

#C7C9CF

text

#080A11

muted

#7A7C80

Preview Lab

Preview with #1D4F90

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

Preview Lab → · Contrast checker → · Palette generator →