#1C436F#1C436F

#1C436F is a dark, moderate cyan. Relative luminance 0.054; OKLCH L 37.9% C 0.088 H 253.4°. Best body text is #FFFFFF at 10.09:1 contrast (WCAG AA passes).

Color values

HEX	#1C436F
RGB	rgb(28, 67, 111)
HSL	hsl(212, 60%, 27%)
HSV	hsv(212, 75%, 44%)
CMYK	cmyk(74.8%, 39.6%, 0%, 56.5%)
CIE-LAB	lab(27.87, 2.59, -29.46)
CIE-LCH	lch(27.87, 29.57, 275.02°)
OKLab	oklab(37.85% -0.025 -0.0839)
OKLCH	oklch(37.85% 0.088 253.4)
XYZ	xyz(5.3542, 5.4083, 15.7976)
Luminance	0.0541 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C436F #6F481C

analogous

#1C6D6F #1C436F #1E1C6F

triadic

#1C436F #6F1C43 #436F1C

tetradic

#1C436F #6F1C6D #6F481C #1C6F1E

square

#1C436F #6F1C6D #6F481C #1C6F1E

split-complementary

#1C436F #6F1E1C #6D6F1C

monochromatic

#060F18 #10263E #1C436F #2860A0 #387ECD

Accessibility & contrast

On white

10.09

#1C436F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#1C436F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C436F

10.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C436F	#FFFFFF	#000000	##FFFFFF
##1C436F	1.00	10.09	2.08	10.09
#FFFFFF	10.09	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F4671

Deuteranopia (green-blind)

#223E6E

Tritanopia (blue-blind)

#004D53

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #1c436f;
/* rgb */ color: rgb(28, 67, 111);
/* oklch */ color: oklch(37.9% 0.088 253.4);

Tailwind

colors: {
  custom: {
    50: '#647698',
    500: '#1c436f',
    950: '#000000',
  },
}

SCSS

$custom: #1c436f;
$custom-light: #647698;
$custom-dark: #000000;

JSON

{
  "hex": "#1c436f",
  "rgb": {
    "r": 28,
    "g": 67,
    "b": 111
  },
  "hsl": {
    "h": 211.807,
    "s": 59.712,
    "l": 27.255
  },
  "oklch": {
    "l": 0.37852,
    "c": 0.08751,
    "h": 253.4
  },
  "luminance": 0.05409
}

Semantic roles & 50–950 ramp

primary

#1C436F

secondary

#A47643

accent

#9945E3

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #1C436F

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

Preview Lab → · Contrast checker → · Palette generator →