#1E5B9F#1E5B9F

#1E5B9F is a mid, vivid cyan. Relative luminance 0.103; OKLCH L 46.9% C 0.126 H 254.1°. Best body text is #FFFFFF at 6.88:1 contrast (WCAG AA passes).

Color values

HEX	#1E5B9F
RGB	rgb(30, 91, 159)
HSL	hsl(212, 68%, 37%)
HSV	hsv(212, 81%, 62%)
CMYK	cmyk(81.1%, 42.8%, 0%, 37.6%)
CIE-LAB	lab(38.31, 6.08, -42.35)
CIE-LCH	lch(38.31, 42.78, 278.17°)
OKLab	oklab(46.95% -0.0346 -0.1212)
OKLCH	oklch(46.95% 0.126 254.1)
XYZ	xyz(10.5322, 10.2601, 34.2195)
Luminance	0.1026 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E5B9F #9F621E

analogous

#1E9C9F #1E5B9F #221E9F

triadic

#1E5B9F #9F1E5B #5B9F1E

tetradic

#1E5B9F #9F1E9C #9F621E #1E9F22

square

#1E5B9F #9F1E9C #9F621E #1E9F22

split-complementary

#1E5B9F #9F221E #9C9F1E

monochromatic

#0B2038 #143E6C #1E5B9F #2878D2 #5898DF

Accessibility & contrast

On white

6.88

#1E5B9F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#1E5B9F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1E5B9F

6.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E5B9F	#FFFFFF	#000000	##FFFFFF
##1E5B9F	1.00	6.88	3.05	6.88
#FFFFFF	6.88	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3960A2

Deuteranopia (green-blind)

#22559E

Tritanopia (blue-blind)

#006B75

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #1e5b9f;
/* rgb */ color: rgb(30, 91, 159);
/* oklch */ color: oklch(46.9% 0.126 254.1);

Tailwind

colors: {
  custom: {
    50: '#6f88bc',
    500: '#1e5b9f',
    950: '#000000',
  },
}

SCSS

$custom: #1e5b9f;
$custom-light: #6f88bc;
$custom-dark: #000000;

JSON

{
  "hex": "#1e5b9f",
  "rgb": {
    "r": 30,
    "g": 91,
    "b": 159
  },
  "hsl": {
    "h": 211.628,
    "s": 68.254,
    "l": 37.059
  },
  "oklch": {
    "l": 0.46949,
    "c": 0.12606,
    "h": 254.1
  },
  "luminance": 0.10261
}

Semantic roles & 50–950 ramp

primary

#1E5B9F

secondary

#C38F56

accent

#993DEB

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #1E5B9F

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

Preview Lab → · Contrast checker → · Palette generator →