#1C4E6B#1C4E6B

#1C4E6B is a dark, moderate cyan. Relative luminance 0.068; OKLCH L 40.4% C 0.072 H 237.9°. Best body text is #FFFFFF at 8.93:1 contrast (WCAG AA passes).

Color values

HEX	#1C4E6B
RGB	rgb(28, 78, 107)
HSL	hsl(202, 59%, 26%)
HSV	hsv(202, 74%, 42%)
CMYK	cmyk(73.8%, 27.1%, 0%, 58%)
CIE-LAB	lab(31.25, -6.17, -21.61)
CIE-LCH	lch(31.25, 22.47, 254.08°)
OKLab	oklab(40.44% -0.0382 -0.0609)
OKLCH	oklch(40.44% 0.072 237.9)
XYZ	xyz(5.8561, 6.7565, 14.9026)
Luminance	0.0676 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4E6B #6B391C

analogous

#1C6B61 #1C4E6B #1C276B

triadic

#1C4E6B #6B1C4E #4E6B1C

tetradic

#1C4E6B #611C6B #6B391C #276B1C

square

#1C4E6B #611C6B #6B391C #276B1C

split-complementary

#1C4E6B #6B1C27 #6B611C

monochromatic

#061218 #0F2B3A #1C4E6B #29719C #3794CB

Accessibility & contrast

On white

8.93

#1C4E6B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#1C4E6B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4E6B

8.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4E6B	#FFFFFF	#000000	##FFFFFF
##1C4E6B	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)

#404E6C

Deuteranopia (green-blind)

#36466B

Tritanopia (blue-blind)

#005558

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1c4e6b;
/* rgb */ color: rgb(28, 78, 107);
/* oklch */ color: oklch(40.4% 0.072 237.9);

Tailwind

colors: {
  custom: {
    50: '#637f95',
    500: '#1c4e6b',
    950: '#000000',
  },
}

SCSS

$custom: #1c4e6b;
$custom-light: #637f95;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4e6b",
  "rgb": {
    "r": 28,
    "g": 78,
    "b": 107
  },
  "hsl": {
    "h": 202.025,
    "s": 58.519,
    "l": 26.471
  },
  "oklch": {
    "l": 0.40442,
    "c": 0.07189,
    "h": 237.9
  },
  "luminance": 0.06757
}

Semantic roles & 50–950 ramp

primary

#1C4E6B

secondary

#A06543

accent

#7F46E2

background

#F6F7F9

surface

#EBEEF1

border

#C6C9CB

text

#060A0D

muted

#7A7C7E

Preview Lab

Preview with #1C4E6B

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

Preview Lab → · Contrast checker → · Palette generator →