#1B4E6C#1B4E6C

#1B4E6C is a dark, moderate cyan. Relative luminance 0.068; OKLCH L 40.5% C 0.074 H 238.4°. Best body text is #FFFFFF at 8.93:1 contrast (WCAG AA passes).

Color values

HEX	#1B4E6C
RGB	rgb(27, 78, 108)
HSL	hsl(202, 60%, 26%)
HSV	hsv(202, 75%, 42%)
CMYK	cmyk(75%, 27.8%, 0%, 57.6%)
CIE-LAB	lab(31.26, -5.95, -22.22)
CIE-LCH	lch(31.26, 23.00, 255.02°)
OKLab	oklab(40.46% -0.0385 -0.0626)
OKLCH	oklch(40.46% 0.074 238.4)
XYZ	xyz(5.8821, 6.7638, 15.1800)
Luminance	0.0676 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B4E6C #6C391B

analogous

#1B6C62 #1B4E6C #1B266C

triadic

#1B4E6C #6C1B4E #4E6C1B

tetradic

#1B4E6C #621B6C #6C391B #266C1B

square

#1B4E6C #621B6C #6C391B #266C1B

split-complementary

#1B4E6C #6C1B26 #6C621B

monochromatic

#061218 #0F2B3B #1B4E6C #27719D #3594CC

Accessibility & contrast

On white

8.93

#1B4E6C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#1B4E6C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B4E6C

8.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B4E6C	#FFFFFF	#000000	##FFFFFF
##1B4E6C	1.00	8.93	2.35	8.93
#FFFFFF	8.93	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#404E6D

Deuteranopia (green-blind)

#35466B

Tritanopia (blue-blind)

#005658

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1b4e6c;
/* rgb */ color: rgb(27, 78, 108);
/* oklch */ color: oklch(40.5% 0.074 238.4);

Tailwind

colors: {
  custom: {
    50: '#637f96',
    500: '#1b4e6c',
    950: '#000000',
  },
}

SCSS

$custom: #1b4e6c;
$custom-light: #637f96;
$custom-dark: #000000;

JSON

{
  "hex": "#1b4e6c",
  "rgb": {
    "r": 27,
    "g": 78,
    "b": 108
  },
  "hsl": {
    "h": 202.222,
    "s": 60,
    "l": 26.471
  },
  "oklch": {
    "l": 0.40463,
    "c": 0.07352,
    "h": 238.4
  },
  "luminance": 0.06764
}

Semantic roles & 50–950 ramp

primary

#1B4E6C

secondary

#A16542

accent

#7F45E3

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#060A0D

muted

#7A7C7E

Preview Lab

Preview with #1B4E6C

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

Preview Lab → · Contrast checker → · Palette generator →