#1E4E63#1E4E63

#1E4E63 is a dark, moderate cyan. Relative luminance 0.066; OKLCH L 40.1% C 0.062 H 229.9°. Best body text is #FFFFFF at 9.03:1 contrast (WCAG AA passes).

Color values

HEX	#1E4E63
RGB	rgb(30, 78, 99)
HSL	hsl(198, 53%, 25%)
HSV	hsv(198, 70%, 39%)
CMYK	cmyk(69.7%, 21.2%, 0%, 61.2%)
CIE-LAB	lab(30.94, -8.79, -17.02)
CIE-LCH	lch(30.94, 19.16, 242.68°)
OKLab	oklab(40.09% -0.0401 -0.0476)
OKLCH	oklch(40.09% 0.062 229.9)
XYZ	xyz(5.5111, 6.6251, 12.7903)
Luminance	0.0663 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4E63 #63331E

analogous

#1E6355 #1E4E63 #1E2B63

triadic

#1E4E63 #631E4E #4E631E

tetradic

#1E4E63 #551E63 #63331E #2B631E

square

#1E4E63 #551E63 #63331E #2B631E

split-complementary

#1E4E63 #631E2B #63551E

monochromatic

#071317 #102934 #1E4E63 #2C7392 #3A98C1

Accessibility & contrast

On white

9.03

#1E4E63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#1E4E63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4E63

9.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4E63	#FFFFFF	#000000	##FFFFFF
##1E4E63	1.00	9.03	2.33	9.03
#FFFFFF	9.03	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#434D64

Deuteranopia (green-blind)

#3A4663

Tritanopia (blue-blind)

#005455

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #1e4e63;
/* rgb */ color: rgb(30, 78, 99);
/* oklch */ color: oklch(40.1% 0.062 229.9);

Tailwind

colors: {
  custom: {
    50: '#637f8f',
    500: '#1e4e63',
    950: '#000000',
  },
}

SCSS

$custom: #1e4e63;
$custom-light: #637f8f;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4e63",
  "rgb": {
    "r": 30,
    "g": 78,
    "b": 99
  },
  "hsl": {
    "h": 198.261,
    "s": 53.488,
    "l": 25.294
  },
  "oklch": {
    "l": 0.40092,
    "c": 0.06224,
    "h": 229.9
  },
  "luminance": 0.06626
}

Semantic roles & 50–950 ramp

primary

#1E4E63

secondary

#985E45

accent

#774BDD

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#060A0C

muted

#7A7C7D

Preview Lab

Preview with #1E4E63

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

Preview Lab → · Contrast checker → · Palette generator →