#1D435E#1D435E

#1D435E is a dark, moderate cyan. Relative luminance 0.051; OKLCH L 36.9% C 0.064 H 242.2°. Best body text is #FFFFFF at 10.41:1 contrast (WCAG AA passes).

Color values

HEX	#1D435E
RGB	rgb(29, 67, 94)
HSL	hsl(205, 53%, 24%)
HSV	hsv(205, 69%, 37%)
CMYK	cmyk(69.1%, 28.7%, 0%, 63.1%)
CIE-LAB	lab(26.97, -3.89, -19.98)
CIE-LCH	lch(26.97, 20.36, 258.99°)
OKLab	oklab(36.85% -0.0296 -0.0562)
OKLCH	oklch(36.85% 0.064 242.2)
XYZ	xyz(4.5335, 5.0832, 11.3297)
Luminance	0.0508 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D435E #5E381D

analogous

#1D5E59 #1D435E #1D235E

triadic

#1D435E #5E1D43 #435E1D

tetradic

#1D435E #591D5E #5E381D #235E1D

square

#1D435E #591D5E #5E381D #235E1D

split-complementary

#1D435E #5E1D23 #5E591D

monochromatic

#071117 #0F222F #1D435E #2B648D #3A86BC

Accessibility & contrast

On white

10.41

#1D435E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#1D435E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D435E

10.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D435E	#FFFFFF	#000000	##FFFFFF
##1D435E	1.00	10.41	2.02	10.41
#FFFFFF	10.41	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37435F

Deuteranopia (green-blind)

#2E3D5E

Tritanopia (blue-blind)

#004A4C

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #1d435e;
/* rgb */ color: rgb(29, 67, 94);
/* oklch */ color: oklch(36.9% 0.064 242.2);

Tailwind

colors: {
  custom: {
    50: '#61778b',
    500: '#1d435e',
    950: '#000000',
  },
}

SCSS

$custom: #1d435e;
$custom-light: #61778b;
$custom-dark: #000000;

JSON

{
  "hex": "#1d435e",
  "rgb": {
    "r": 29,
    "g": 67,
    "b": 94
  },
  "hsl": {
    "h": 204.923,
    "s": 52.846,
    "l": 24.118
  },
  "oklch": {
    "l": 0.36851,
    "c": 0.06359,
    "h": 242.2
  },
  "luminance": 0.05084
}

Semantic roles & 50–950 ramp

primary

#1D435E

secondary

#936544

accent

#884CDC

background

#F6F7F8

surface

#EBEDF0

border

#C6C8CB

text

#05080C

muted

#7A7B7D

Preview Lab

Preview with #1D435E

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

Preview Lab → · Contrast checker → · Palette generator →