#1E5A8B#1E5A8B

#1E5A8B is a mid, moderate cyan. Relative luminance 0.095; OKLCH L 45.4% C 0.101 H 247.3°. Best body text is #FFFFFF at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#1E5A8B
RGB	rgb(30, 90, 139)
HSL	hsl(207, 64%, 33%)
HSV	hsv(207, 78%, 55%)
CMYK	cmyk(78.4%, 35.3%, 0%, 45.5%)
CIE-LAB	lab(36.84, -1.13, -32.63)
CIE-LCH	lch(36.84, 32.64, 268.01°)
OKLab	oklab(45.43% -0.0389 -0.0927)
OKLCH	oklch(45.43% 0.101 247.3)
XYZ	xyz(8.8500, 9.4514, 25.7790)
Luminance	0.0945 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E5A8B #8B4F1E

analogous

#1E8B85 #1E5A8B #1E248B

triadic

#1E5A8B #8B1E5A #5A8B1E

tetradic

#1E5A8B #851E8B #8B4F1E #248B1E

square

#1E5A8B #851E8B #8B4F1E #248B1E

split-complementary

#1E5A8B #8B1E24 #8B851E

monochromatic

#081926 #133959 #1E5A8B #297BBD #4B99D8

Accessibility & contrast

On white

7.27

#1E5A8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#1E5A8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E5A8B

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E5A8B	#FFFFFF	#000000	##FFFFFF
##1E5A8B	1.00	7.27	2.89	7.27
#FFFFFF	7.27	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#435C8D

Deuteranopia (green-blind)

#34528A

Tritanopia (blue-blind)

#00666C

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #1e5a8b;
/* rgb */ color: rgb(30, 90, 139);
/* oklch */ color: oklch(45.4% 0.101 247.3);

Tailwind

colors: {
  custom: {
    50: '#6b88ad',
    500: '#1e5a8b',
    950: '#000000',
  },
}

SCSS

$custom: #1e5a8b;
$custom-light: #6b88ad;
$custom-dark: #000000;

JSON

{
  "hex": "#1e5a8b",
  "rgb": {
    "r": 30,
    "g": 90,
    "b": 139
  },
  "hsl": {
    "h": 206.972,
    "s": 64.497,
    "l": 33.137
  },
  "oklch": {
    "l": 0.45425,
    "c": 0.10056,
    "h": 247.3
  },
  "luminance": 0.09452
}

Semantic roles & 50–950 ramp

primary

#1E5A8B

secondary

#BB7D4A

accent

#8B40E7

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#080B10

muted

#7A7C7F

Preview Lab

Preview with #1E5A8B

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

Preview Lab → · Contrast checker → · Palette generator →