#1D497F#1D497F

#1D497F is a dark, moderate cyan. Relative luminance 0.066; OKLCH L 40.4% C 0.103 H 255.3°. Best body text is #FFFFFF at 9.08:1 contrast (WCAG AA passes).

Color values

HEX	#1D497F
RGB	rgb(29, 73, 127)
HSL	hsl(213, 63%, 31%)
HSV	hsv(213, 77%, 50%)
CMYK	cmyk(77.2%, 42.5%, 0%, 50.2%)
CIE-LAB	lab(30.78, 5.11, -34.88)
CIE-LCH	lch(30.78, 35.25, 278.33°)
OKLab	oklab(40.45% -0.0262 -0.0996)
OKLCH	oklch(40.45% 0.103 255.3)
XYZ	xyz(6.7186, 6.5578, 20.9863)
Luminance	0.0656 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D497F #7F531D

analogous

#1D7A7F #1D497F #221D7F

triadic

#1D497F #7F1D49 #497F1D

tetradic

#1D497F #7F1D7A #7F531D #1D7F22

square

#1D497F #7F1D7A #7F531D #1D7F22

split-complementary

#1D497F #7F221D #7A7F1D

monochromatic

#06101B #122C4D #1D497F #2866B1 #4284D4

Accessibility & contrast

On white

9.08

#1D497F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#1D497F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D497F

9.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D497F	#FFFFFF	#000000	##FFFFFF
##1D497F	1.00	9.08	2.31	9.08
#FFFFFF	9.08	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F4D81

Deuteranopia (green-blind)

#1F447E

Tritanopia (blue-blind)

#00565D

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #1d497f;
/* rgb */ color: rgb(29, 73, 127);
/* oklch */ color: oklch(40.4% 0.103 255.3);

Tailwind

colors: {
  custom: {
    50: '#687ba4',
    500: '#1d497f',
    950: '#000000',
  },
}

SCSS

$custom: #1d497f;
$custom-light: #687ba4;
$custom-dark: #000000;

JSON

{
  "hex": "#1d497f",
  "rgb": {
    "r": 29,
    "g": 73,
    "b": 127
  },
  "hsl": {
    "h": 213.061,
    "s": 62.821,
    "l": 30.588
  },
  "oklch": {
    "l": 0.40446,
    "c": 0.10303,
    "h": 255.3
  },
  "luminance": 0.06559
}

Semantic roles & 50–950 ramp

primary

#1D497F

secondary

#B28145

accent

#9C42E6

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#07090F

muted

#7A7B7F

Preview Lab

Preview with #1D497F

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

Preview Lab → · Contrast checker → · Palette generator →