#1E5F9F#1E5F9F

#1E5F9F is a mid, vivid cyan. Relative luminance 0.110; OKLCH L 47.9% C 0.122 H 251.8°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#1E5F9F
RGB	rgb(30, 95, 159)
HSL	hsl(210, 68%, 37%)
HSV	hsv(210, 81%, 62%)
CMYK	cmyk(81.1%, 40.3%, 0%, 37.6%)
CIE-LAB	lab(39.52, 3.50, -40.41)
CIE-LCH	lch(39.52, 40.57, 274.95°)
OKLab	oklab(47.89% -0.0381 -0.1155)
OKLCH	oklch(47.89% 0.122 251.8)
XYZ	xyz(10.8833, 10.9623, 34.3365)
Luminance	0.1096 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E5F9F #9F5E1E

analogous

#1E9F9E #1E5F9F #1E1F9F

triadic

#1E5F9F #9F1E5F #5F9F1E

tetradic

#1E5F9F #9E1E9F #9F5E1E #1F9F1E

square

#1E5F9F #9E1E9F #9F5E1E #1F9F1E

split-complementary

#1E5F9F #9F1E1F #9F9E1E

monochromatic

#0B2138 #14406C #1E5F9F #287ED2 #589CDF

Accessibility & contrast

On white

6.58

#1E5F9F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#1E5F9F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1E5F9F

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E5F9F	#FFFFFF	#000000	##FFFFFF
##1E5F9F	1.00	6.58	3.19	6.58
#FFFFFF	6.58	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4063A2

Deuteranopia (green-blind)

#2B589E

Tritanopia (blue-blind)

#006E77

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #1e5f9f;
/* rgb */ color: rgb(30, 95, 159);
/* oklch */ color: oklch(47.9% 0.122 251.8);

Tailwind

colors: {
  custom: {
    50: '#6f8bbc',
    500: '#1e5f9f',
    950: '#000000',
  },
}

SCSS

$custom: #1e5f9f;
$custom-light: #6f8bbc;
$custom-dark: #000000;

JSON

{
  "hex": "#1e5f9f",
  "rgb": {
    "r": 30,
    "g": 95,
    "b": 159
  },
  "hsl": {
    "h": 209.767,
    "s": 68.254,
    "l": 37.059
  },
  "oklch": {
    "l": 0.47893,
    "c": 0.12158,
    "h": 251.8
  },
  "luminance": 0.10964
}

Semantic roles & 50–950 ramp

primary

#1E5F9F

secondary

#C38C56

accent

#933DEB

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#090C12

muted

#7B7D81

Preview Lab

Preview with #1E5F9F

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

Preview Lab → · Contrast checker → · Palette generator →