#1C334F#1C334F

#1C334F is a dark, muted cyan. Relative luminance 0.032; OKLCH L 31.7% C 0.058 H 254.2°. Best body text is #FFFFFF at 12.84:1 contrast (WCAG AA passes).

Color values

HEX	#1C334F
RGB	rgb(28, 51, 79)
HSL	hsl(213, 48%, 21%)
HSV	hsv(213, 65%, 31%)
CMYK	cmyk(64.6%, 35.4%, 0%, 69%)
CIE-LAB	lab(20.75, 0.91, -19.87)
CIE-LCH	lch(20.75, 19.90, 272.61°)
OKLab	oklab(31.68% -0.0158 -0.0561)
OKLCH	oklch(31.68% 0.058 254.2)
XYZ	xyz(3.0735, 3.1788, 7.8472)
Luminance	0.0318 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C334F #4F381C

analogous

#1C4C4F #1C334F #1E1C4F

triadic

#1C334F #4F1C33 #334F1C

tetradic

#1C334F #4F1C4C #4F381C #1C4F1E

square

#1C334F #4F1C4C #4F381C #1C4F1E

split-complementary

#1C334F #4F1E1C #4C4F1C

monochromatic

#080F17 #0C1622 #1C334F #2C507C #3C6DA9

Accessibility & contrast

On white

12.84

#1C334F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#1C334F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C334F

12.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C334F	#FFFFFF	#000000	##FFFFFF
##1C334F	1.00	12.84	1.64	12.84
#FFFFFF	12.84	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#273550

Deuteranopia (green-blind)

#21304E

Tritanopia (blue-blind)

#00393D

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1c334f;
/* rgb */ color: rgb(28, 51, 79);
/* oklch */ color: oklch(31.7% 0.058 254.2);

Tailwind

colors: {
  custom: {
    50: '#5d6a80',
    500: '#1c334f',
    950: '#000000',
  },
}

SCSS

$custom: #1c334f;
$custom-light: #5d6a80;
$custom-dark: #000000;

JSON

{
  "hex": "#1c334f",
  "rgb": {
    "r": 28,
    "g": 51,
    "b": 79
  },
  "hsl": {
    "h": 212.941,
    "s": 47.664,
    "l": 20.98
  },
  "oklch": {
    "l": 0.31676,
    "c": 0.0583,
    "h": 254.2
  },
  "luminance": 0.03179
}

Semantic roles & 50–950 ramp

primary

#1C334F

secondary

#856742

accent

#9B51D7

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04060A

muted

#797A7C

Preview Lab

Preview with #1C334F

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

Preview Lab → · Contrast checker → · Palette generator →