#1C4D8E#1C4D8E

#1C4D8E is a dark, moderate cyan. Relative luminance 0.075; OKLCH L 42.4% C 0.120 H 256.9°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#1C4D8E
RGB	rgb(28, 77, 142)
HSL	hsl(214, 67%, 33%)
HSV	hsv(214, 80%, 56%)
CMYK	cmyk(80.3%, 45.8%, 0%, 44.3%)
CIE-LAB	lab(32.93, 8.32, -40.68)
CIE-LCH	lch(32.93, 41.52, 281.56°)
OKLab	oklab(42.42% -0.0272 -0.1166)
OKLCH	oklch(42.42% 0.12 256.9)
XYZ	xyz(8.0134, 7.5067, 26.6125)
Luminance	0.0751 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4D8E #8E5D1C

analogous

#1C868E #1C4D8E #241C8E

triadic

#1C4D8E #8E1C4D #4D8E1C

tetradic

#1C4D8E #8E1C86 #8E5D1C #1C8E24

square

#1C4D8E #8E1C86 #8E5D1C #1C8E24

split-complementary

#1C4D8E #8E241C #868E1C

monochromatic

#081628 #12315B #1C4D8E #2669C1 #4988DB

Accessibility & contrast

On white

8.39

#1C4D8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#1C4D8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4D8E

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4D8E	#FFFFFF	#000000	##FFFFFF
##1C4D8E	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B5390

Deuteranopia (green-blind)

#13498D

Tritanopia (blue-blind)

#005C66

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1c4d8e;
/* rgb */ color: rgb(28, 77, 142);
/* oklch */ color: oklch(42.4% 0.120 256.9);

Tailwind

colors: {
  custom: {
    50: '#6b7eaf',
    500: '#1c4d8e',
    950: '#000000',
  },
}

SCSS

$custom: #1c4d8e;
$custom-light: #6b7eaf;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4d8e",
  "rgb": {
    "r": 28,
    "g": 77,
    "b": 142
  },
  "hsl": {
    "h": 214.211,
    "s": 67.059,
    "l": 33.333
  },
  "oklch": {
    "l": 0.42418,
    "c": 0.11977,
    "h": 256.9
  },
  "luminance": 0.07508
}

Semantic roles & 50–950 ramp

primary

#1C4D8E

secondary

#BD8B49

accent

#A03EEA

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#080910

muted

#7A7B7F

Preview Lab

Preview with #1C4D8E

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

Preview Lab → · Contrast checker → · Palette generator →