#1C4D7D#1C4D7D

#1C4D7D is a dark, moderate cyan. Relative luminance 0.070; OKLCH L 41.3% C 0.096 H 251.0°. Best body text is #FFFFFF at 8.72:1 contrast (WCAG AA passes).

Color values

HEX	#1C4D7D
RGB	rgb(28, 77, 125)
HSL	hsl(210, 63%, 30%)
HSV	hsv(210, 78%, 49%)
CMYK	cmyk(77.6%, 38.4%, 0%, 51%)
CIE-LAB	lab(31.89, 1.50, -31.87)
CIE-LCH	lch(31.89, 31.91, 272.70°)
OKLab	oklab(41.26% -0.0313 -0.0908)
OKLCH	oklch(41.26% 0.096 251)
XYZ	xyz(6.8330, 7.0345, 20.3957)
Luminance	0.0703 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4D7D #7D4C1C

analogous

#1C7D7D #1C4D7D #1C1C7D

triadic

#1C4D7D #7D1C4D #4D7D1C

tetradic

#1C4D7D #7D1C7D #7D4C1C #1C7D1C

square

#1C4D7D #7D1C7D #7D4C1C #1C7D1C

split-complementary

#1C4D7D #7D1C1C #7D7D1C

monochromatic

#060F19 #112E4B #1C4D7D #276CAF #3F8AD4

Accessibility & contrast

On white

8.72

#1C4D7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#1C4D7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4D7D

8.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4D7D	#FFFFFF	#000000	##FFFFFF
##1C4D7D	1.00	8.72	2.41	8.72
#FFFFFF	8.72	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37507F

Deuteranopia (green-blind)

#28477C

Tritanopia (blue-blind)

#00585F

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1c4d7d;
/* rgb */ color: rgb(28, 77, 125);
/* oklch */ color: oklch(41.3% 0.096 251.0);

Tailwind

colors: {
  custom: {
    50: '#677ea3',
    500: '#1c4d7d',
    950: '#000000',
  },
}

SCSS

$custom: #1c4d7d;
$custom-light: #677ea3;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4d7d",
  "rgb": {
    "r": 28,
    "g": 77,
    "b": 125
  },
  "hsl": {
    "h": 209.691,
    "s": 63.399,
    "l": 30
  },
  "oklch": {
    "l": 0.41262,
    "c": 0.09603,
    "h": 251
  },
  "luminance": 0.07035
}

Semantic roles & 50–950 ramp

primary

#1C4D7D

secondary

#B17A44

accent

#9341E6

background

#F6F7FA

surface

#EBEEF3

border

#C6C9CD

text

#07090F

muted

#7A7B7F

Preview Lab

Preview with #1C4D7D

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

Preview Lab → · Contrast checker → · Palette generator →