#1E5FB3#1E5FB3

#1E5FB3 is a mid, vivid cyan. Relative luminance 0.117; OKLCH L 49.3% C 0.148 H 256.8°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#1E5FB3
RGB	rgb(30, 95, 179)
HSL	hsl(214, 71%, 41%)
HSV	hsv(214, 83%, 70%)
CMYK	cmyk(83.2%, 46.9%, 0%, 29.8%)
CIE-LAB	lab(40.76, 11.39, -50.26)
CIE-LCH	lch(40.76, 51.53, 282.76°)
OKLab	oklab(49.26% -0.0338 -0.1444)
OKLCH	oklch(49.26% 0.148 256.8)
XYZ	xyz(12.7613, 11.7135, 44.2274)
Luminance	0.1172 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E5FB3 #B3721E

analogous

#1EA9B3 #1E5FB3 #281EB3

triadic

#1E5FB3 #B31E5F #5FB31E

tetradic

#1E5FB3 #B31EA9 #B3721E #1EB328

square

#1E5FB3 #B31EA9 #B3721E #1EB328

split-complementary

#1E5FB3 #B3281E #A9B31E

monochromatic

#0C274A #15437F #1E5FB3 #327CDD #669EE5

Accessibility & contrast

On white

6.28

#1E5FB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#1E5FB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1E5FB3

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E5FB3	#FFFFFF	#000000	##FFFFFF
##1E5FB3	1.00	6.28	3.34	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3067B6

Deuteranopia (green-blind)

#025AB1

Tritanopia (blue-blind)

#007380

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #1e5fb3;
/* rgb */ color: rgb(30, 95, 179);
/* oklch */ color: oklch(49.3% 0.148 256.8);

Tailwind

colors: {
  custom: {
    50: '#748bca',
    500: '#1e5fb3',
    950: '#000000',
  },
}

SCSS

$custom: #1e5fb3;
$custom-light: #748bca;
$custom-dark: #000000;

JSON

{
  "hex": "#1e5fb3",
  "rgb": {
    "r": 30,
    "g": 95,
    "b": 179
  },
  "hsl": {
    "h": 213.826,
    "s": 71.292,
    "l": 40.98
  },
  "oklch": {
    "l": 0.49257,
    "c": 0.14832,
    "h": 256.8
  },
  "luminance": 0.11715
}

Semantic roles & 50–950 ramp

primary

#1E5FB3

secondary

#CB9D62

accent

#9F3AEE

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #1E5FB3

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

Preview Lab → · Contrast checker → · Palette generator →