#1E5B8A#1E5B8A

#1E5B8A is a mid, moderate cyan. Relative luminance 0.096; OKLCH L 45.6% C 0.098 H 245.9°. Best body text is #FFFFFF at 7.20:1 contrast (WCAG AA passes).

Color values

HEX	#1E5B8A
RGB	rgb(30, 91, 138)
HSL	hsl(206, 64%, 33%)
HSV	hsv(206, 78%, 54%)
CMYK	cmyk(78.3%, 34.1%, 0%, 45.9%)
CIE-LAB	lab(37.10, -2.15, -31.61)
CIE-LCH	lch(37.10, 31.68, 266.10°)
OKLab	oklab(45.61% -0.0402 -0.0897)
OKLCH	oklch(45.61% 0.098 245.9)
XYZ	xyz(8.8622, 9.5921, 25.4242)
Luminance	0.0959 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E5B8A #8A4D1E

analogous

#1E8A83 #1E5B8A #1E258A

triadic

#1E5B8A #8A1E5B #5B8A1E

tetradic

#1E5B8A #831E8A #8A4D1E #258A1E

square

#1E5B8A #831E8A #8A4D1E #258A1E

split-complementary

#1E5B8A #8A1E25 #8A831E

monochromatic

#081925 #133A58 #1E5B8A #297CBC #4B9AD8

Accessibility & contrast

On white

7.20

#1E5B8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#1E5B8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E5B8A

7.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E5B8A	#FFFFFF	#000000	##FFFFFF
##1E5B8A	1.00	7.20	2.92	7.20
#FFFFFF	7.20	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#455D8C

Deuteranopia (green-blind)

#365389

Tritanopia (blue-blind)

#00666C

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #1e5b8a;
/* rgb */ color: rgb(30, 91, 138);
/* oklch */ color: oklch(45.6% 0.098 245.9);

Tailwind

colors: {
  custom: {
    50: '#6b89ac',
    500: '#1e5b8a',
    950: '#000000',
  },
}

SCSS

$custom: #1e5b8a;
$custom-light: #6b89ac;
$custom-dark: #000000;

JSON

{
  "hex": "#1e5b8a",
  "rgb": {
    "r": 30,
    "g": 91,
    "b": 138
  },
  "hsl": {
    "h": 206.111,
    "s": 64.286,
    "l": 32.941
  },
  "oklch": {
    "l": 0.45613,
    "c": 0.09832,
    "h": 245.9
  },
  "luminance": 0.09593
}

Semantic roles & 50–950 ramp

primary

#1E5B8A

secondary

#BA7B4A

accent

#8941E7

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070B10

muted

#7A7C7F

Preview Lab

Preview with #1E5B8A

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

Preview Lab → · Contrast checker → · Palette generator →