#1E5E9F#1E5E9F

#1E5E9F is a mid, vivid cyan. Relative luminance 0.108; OKLCH L 47.7% C 0.123 H 252.4°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#1E5E9F
RGB	rgb(30, 94, 159)
HSL	hsl(210, 68%, 37%)
HSV	hsv(210, 81%, 62%)
CMYK	cmyk(81.1%, 40.9%, 0%, 37.6%)
CIE-LAB	lab(39.21, 4.14, -40.90)
CIE-LCH	lch(39.21, 41.11, 275.78°)
OKLab	oklab(47.66% -0.0372 -0.1169)
OKLCH	oklch(47.66% 0.123 252.4)
XYZ	xyz(10.7938, 10.7833, 34.3067)
Luminance	0.1079 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E5E9F #9F5F1E

analogous

#1E9E9F #1E5E9F #1F1E9F

triadic

#1E5E9F #9F1E5E #5E9F1E

tetradic

#1E5E9F #9F1E9E #9F5F1E #1E9F1F

square

#1E5E9F #9F1E9E #9F5F1E #1E9F1F

split-complementary

#1E5E9F #9F1F1E #9E9F1E

monochromatic

#0B2138 #14406C #1E5E9F #287CD2 #589BDF

Accessibility & contrast

On white

6.65

#1E5E9F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#1E5E9F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1E5E9F

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E5E9F	#FFFFFF	#000000	##FFFFFF
##1E5E9F	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E63A2

Deuteranopia (green-blind)

#29579E

Tritanopia (blue-blind)

#006D76

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #1e5e9f;
/* rgb */ color: rgb(30, 94, 159);
/* oklch */ color: oklch(47.7% 0.123 252.4);

Tailwind

colors: {
  custom: {
    50: '#6f8bbc',
    500: '#1e5e9f',
    950: '#000000',
  },
}

SCSS

$custom: #1e5e9f;
$custom-light: #6f8bbc;
$custom-dark: #000000;

JSON

{
  "hex": "#1e5e9f",
  "rgb": {
    "r": 30,
    "g": 94,
    "b": 159
  },
  "hsl": {
    "h": 210.233,
    "s": 68.254,
    "l": 37.059
  },
  "oklch": {
    "l": 0.47656,
    "c": 0.12268,
    "h": 252.4
  },
  "luminance": 0.10785
}

Semantic roles & 50–950 ramp

primary

#1E5E9F

secondary

#C38D56

accent

#953DEB

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #1E5E9F

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

Preview Lab → · Contrast checker → · Palette generator →