#1D5D8E#1D5D8E

#1D5D8E is a mid, moderate cyan. Relative luminance 0.100; OKLCH L 46.3% C 0.102 H 246.0°. Best body text is #FFFFFF at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#1D5D8E
RGB	rgb(29, 93, 142)
HSL	hsl(206, 66%, 34%)
HSV	hsv(206, 80%, 56%)
CMYK	cmyk(79.6%, 34.5%, 0%, 44.3%)
CIE-LAB	lab(37.92, -1.99, -32.74)
CIE-LCH	lch(37.92, 32.80, 266.53°)
OKLab	oklab(46.32% -0.0414 -0.093)
OKLCH	oklch(46.32% 0.102 246)
XYZ	xyz(9.3016, 10.0418, 27.0340)
Luminance	0.1004 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5D8E #8E4E1D

analogous

#1D8E86 #1D5D8E #1D248E

triadic

#1D5D8E #8E1D5D #5D8E1D

tetradic

#1D5D8E #861D8E #8E4E1D #248E1D

square

#1D5D8E #861D8E #8E4E1D #248E1D

split-complementary

#1D5D8E #8E1D24 #8E861D

monochromatic

#081A28 #133C5B #1D5D8E #277EC1 #4B9CDA

Accessibility & contrast

On white

6.98

#1D5D8E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#1D5D8E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D5D8E

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5D8E	#FFFFFF	#000000	##FFFFFF
##1D5D8E	1.00	6.98	3.01	6.98
#FFFFFF	6.98	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#465F90

Deuteranopia (green-blind)

#36558D

Tritanopia (blue-blind)

#00696F

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #1d5d8e;
/* rgb */ color: rgb(29, 93, 142);
/* oklch */ color: oklch(46.3% 0.102 246.0);

Tailwind

colors: {
  custom: {
    50: '#6b8aaf',
    500: '#1d5d8e',
    950: '#000000',
  },
}

SCSS

$custom: #1d5d8e;
$custom-light: #6b8aaf;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5d8e",
  "rgb": {
    "r": 29,
    "g": 93,
    "b": 142
  },
  "hsl": {
    "h": 206.018,
    "s": 66.082,
    "l": 33.529
  },
  "oklch": {
    "l": 0.46319,
    "c": 0.10184,
    "h": 246
  },
  "luminance": 0.10043
}

Semantic roles & 50–950 ramp

primary

#1D5D8E

secondary

#BD7C4A

accent

#893FE9

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080B10

muted

#7A7C7F

Preview Lab

Preview with #1D5D8E

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

Preview Lab → · Contrast checker → · Palette generator →