#1A5F9D#1A5F9D

#1A5F9D is a mid, vivid cyan. Relative luminance 0.108; OKLCH L 47.7% C 0.120 H 250.3°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#1A5F9D
RGB	rgb(26, 95, 157)
HSL	hsl(208, 72%, 36%)
HSV	hsv(208, 83%, 62%)
CMYK	cmyk(83.4%, 39.5%, 0%, 38.4%)
CIE-LAB	lab(39.30, 2.30, -39.56)
CIE-LCH	lch(39.30, 39.63, 273.33°)
OKLab	oklab(47.66% -0.0405 -0.113)
OKLCH	oklch(47.66% 0.12 250.3)
XYZ	xyz(10.6017, 10.8370, 33.4247)
Luminance	0.1084 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A5F9D #9D581A

analogous

#1A9D99 #1A5F9D #1A1D9D

triadic

#1A5F9D #9D1A5F #5F9D1A

tetradic

#1A5F9D #991A9D #9D581A #1D9D1A

square

#1A5F9D #991A9D #9D581A #1D9D1A

split-complementary

#1A5F9D #9D1A1D #9D991A

monochromatic

#091F34 #113F68 #1A5F9D #237FD2 #4F9DE2

Accessibility & contrast

On white

6.63

#1A5F9D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#1A5F9D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1A5F9D

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A5F9D	#FFFFFF	#000000	##FFFFFF
##1A5F9D	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4163A0

Deuteranopia (green-blind)

#2C579C

Tritanopia (blue-blind)

#006E76

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #1a5f9d;
/* rgb */ color: rgb(26, 95, 157);
/* oklch */ color: oklch(47.7% 0.120 250.3);

Tailwind

colors: {
  custom: {
    50: '#6e8cba',
    500: '#1a5f9d',
    950: '#000000',
  },
}

SCSS

$custom: #1a5f9d;
$custom-light: #6e8cba;
$custom-dark: #000000;

JSON

{
  "hex": "#1a5f9d",
  "rgb": {
    "r": 26,
    "g": 95,
    "b": 157
  },
  "hsl": {
    "h": 208.397,
    "s": 71.585,
    "l": 35.882
  },
  "oklch": {
    "l": 0.47662,
    "c": 0.12006,
    "h": 250.3
  },
  "luminance": 0.10838
}

Semantic roles & 50–950 ramp

primary

#1A5F9D

secondary

#C4864E

accent

#8F39EE

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#080C11

muted

#7B7D80

Preview Lab

Preview with #1A5F9D

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

Preview Lab → · Contrast checker → · Palette generator →