#1D536E#1D536E

#1D536E is a dark, moderate cyan. Relative luminance 0.076; OKLCH L 42.0% C 0.072 H 234.1°. Best body text is #FFFFFF at 8.35:1 contrast (WCAG AA passes).

Color values

HEX	#1D536E
RGB	rgb(29, 83, 110)
HSL	hsl(200, 58%, 27%)
HSV	hsv(200, 74%, 43%)
CMYK	cmyk(73.6%, 24.5%, 0%, 56.9%)
CIE-LAB	lab(33.08, -7.98, -20.64)
CIE-LCH	lch(33.08, 22.13, 248.86°)
OKLab	oklab(41.95% -0.0421 -0.058)
OKLCH	oklch(41.95% 0.072 234.1)
XYZ	xyz(6.4133, 7.5728, 15.8725)
Luminance	0.0757 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D536E #6E381D

analogous

#1D6E61 #1D536E #1D2B6E

triadic

#1D536E #6E1D53 #536E1D

tetradic

#1D536E #611D6E #6E381D #2B6E1D

square

#1D536E #611D6E #6E381D #2B6E1D

split-complementary

#1D536E #6E1D2B #6E611D

monochromatic

#061218 #102E3E #1D536E #2A789E #3A9BCB

Accessibility & contrast

On white

8.35

#1D536E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#1D536E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D536E

8.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D536E	#FFFFFF	#000000	##FFFFFF
##1D536E	1.00	8.35	2.51	8.35
#FFFFFF	8.35	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#46526F

Deuteranopia (green-blind)

#3B4A6E

Tritanopia (blue-blind)

#005A5C

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1d536e;
/* rgb */ color: rgb(29, 83, 110);
/* oklch */ color: oklch(42.0% 0.072 234.1);

Tailwind

colors: {
  custom: {
    50: '#648397',
    500: '#1d536e',
    950: '#000000',
  },
}

SCSS

$custom: #1d536e;
$custom-light: #648397;
$custom-dark: #000000;

JSON

{
  "hex": "#1d536e",
  "rgb": {
    "r": 29,
    "g": 83,
    "b": 110
  },
  "hsl": {
    "h": 200,
    "s": 58.273,
    "l": 27.255
  },
  "oklch": {
    "l": 0.41954,
    "c": 0.07166,
    "h": 234.1
  },
  "luminance": 0.07574
}

Semantic roles & 50–950 ramp

primary

#1D536E

secondary

#A26444

accent

#7A46E1

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060A0D

muted

#7A7C7E

Preview Lab

Preview with #1D536E

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

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