#1E4B79#1E4B79

#1E4B79 is a dark, moderate cyan. Relative luminance 0.067; OKLCH L 40.6% C 0.092 H 251.6°. Best body text is #FFFFFF at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#1E4B79
RGB	rgb(30, 75, 121)
HSL	hsl(210, 60%, 30%)
HSV	hsv(210, 75%, 47%)
CMYK	cmyk(75.2%, 38%, 0%, 52.5%)
CIE-LAB	lab(31.09, 1.53, -30.65)
CIE-LCH	lch(31.09, 30.68, 272.86°)
OKLab	oklab(40.58% -0.0291 -0.0872)
OKLCH	oklch(40.58% 0.092 251.6)
XYZ	xyz(6.5014, 6.6879, 19.0337)
Luminance	0.0669 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4B79 #794C1E

analogous

#1E7979 #1E4B79 #1F1E79

triadic

#1E4B79 #791E4B #4B791E

tetradic

#1E4B79 #791E79 #794C1E #1E791F

square

#1E4B79 #791E79 #794C1E #1E791F

split-complementary

#1E4B79 #791F1E #79791E

monochromatic

#060F19 #122D48 #1E4B79 #2A69AA #4188D0

Accessibility & contrast

On white

8.98

#1E4B79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#1E4B79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4B79

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4B79	#FFFFFF	#000000	##FFFFFF
##1E4B79	1.00	8.98	2.34	8.98
#FFFFFF	8.98	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#364E7B

Deuteranopia (green-blind)

#294578

Tritanopia (blue-blind)

#00565C

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #1e4b79;
/* rgb */ color: rgb(30, 75, 121);
/* oklch */ color: oklch(40.6% 0.092 251.6);

Tailwind

colors: {
  custom: {
    50: '#677ca0',
    500: '#1e4b79',
    950: '#000000',
  },
}

SCSS

$custom: #1e4b79;
$custom-light: #677ca0;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4b79",
  "rgb": {
    "r": 30,
    "g": 75,
    "b": 121
  },
  "hsl": {
    "h": 210.33,
    "s": 60.265,
    "l": 29.608
  },
  "oklch": {
    "l": 0.40579,
    "c": 0.09191,
    "h": 251.6
  },
  "luminance": 0.06689
}

Semantic roles & 50–950 ramp

primary

#1E4B79

secondary

#AD7A46

accent

#9544E3

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#07090E

muted

#7A7B7E

Preview Lab

Preview with #1E4B79

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

Preview Lab → · Contrast checker → · Palette generator →