#1B6488#1B6488

#1B6488 is a mid, moderate cyan. Relative luminance 0.111; OKLCH L 47.7% C 0.090 H 235.2°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#1B6488
RGB	rgb(27, 100, 136)
HSL	hsl(200, 67%, 32%)
HSV	hsv(200, 80%, 53%)
CMYK	cmyk(80.1%, 26.5%, 0%, 46.7%)
CIE-LAB	lab(39.79, -8.82, -26.18)
CIE-LCH	lch(39.79, 27.63, 251.38°)
OKLab	oklab(47.69% -0.0513 -0.0739)
OKLCH	oklch(47.69% 0.09 235.2)
XYZ	xyz(9.4513, 11.1238, 24.9368)
Luminance	0.1113 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B6488 #883F1B

analogous

#1B8876 #1B6488 #1B2D88

triadic

#1B6488 #881B64 #64881B

tetradic

#1B6488 #761B88 #883F1B #2D881B

square

#1B6488 #761B88 #883F1B #2D881B

split-complementary

#1B6488 #881B2D #88761B

monochromatic

#071922 #113E55 #1B6488 #258ABB #44A8DA

Accessibility & contrast

On white

6.51

#1B6488 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#1B6488 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B6488

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B6488	#FFFFFF	#000000	##FFFFFF
##1B6488	1.00	6.51	3.23	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#52638A

Deuteranopia (green-blind)

#445987

Tritanopia (blue-blind)

#006D70

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #1b6488;
/* rgb */ color: rgb(27, 100, 136);
/* oklch */ color: oklch(47.7% 0.090 235.2);

Tailwind

colors: {
  custom: {
    50: '#6a90ab',
    500: '#1b6488',
    950: '#000000',
  },
}

SCSS

$custom: #1b6488;
$custom-light: #6a90ab;
$custom-dark: #000000;

JSON

{
  "hex": "#1b6488",
  "rgb": {
    "r": 27,
    "g": 100,
    "b": 136
  },
  "hsl": {
    "h": 199.817,
    "s": 66.871,
    "l": 31.961
  },
  "oklch": {
    "l": 0.47688,
    "c": 0.08995,
    "h": 235.2
  },
  "luminance": 0.11125
}

Semantic roles & 50–950 ramp

primary

#1B6488

secondary

#BB6B44

accent

#773EEA

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#070C10

muted

#7A7D7F

Preview Lab

Preview with #1B6488

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

Preview Lab → · Contrast checker → · Palette generator →