#3697AB#3697AB

#3697AB is a light, moderate cyan. Relative luminance 0.259; OKLCH L 62.9% C 0.093 H 214.1°. Best body text is #000000 at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#3697AB
RGB	rgb(54, 151, 171)
HSL	hsl(190, 52%, 44%)
HSV	hsv(190, 68%, 67%)
CMYK	cmyk(68.4%, 11.7%, 0%, 32.9%)
CIE-LAB	lab(57.90, -21.46, -18.70)
CIE-LCH	lch(57.90, 28.47, 221.08°)
OKLab	oklab(62.86% -0.0769 -0.052)
OKLCH	oklch(62.86% 0.093 214.1)
XYZ	xyz(19.9355, 25.8555, 42.4601)
Luminance	0.2586 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3697AB #AB4A36

analogous

#36AB85 #3697AB #365DAB

triadic

#3697AB #AB3697 #97AB36

tetradic

#3697AB #8536AB #AB4A36 #5DAB36

square

#3697AB #8536AB #AB4A36 #5DAB36

split-complementary

#3697AB #AB365D #AB8536

monochromatic

#19454E #276E7C #3697AB #55B5C9 #83CAD8

Accessibility & contrast

On white

3.40

#3697AB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.17

#3697AB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3697AB

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3697AB	#FFFFFF	#000000	##000000
##3697AB	1.00	3.40	6.17	6.17
#FFFFFF	3.40	1.00	21.00	21.00
#000000	6.17	21.00	1.00	1.00
##000000	6.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8892AC

Deuteranopia (green-blind)

#7886AB

Tritanopia (blue-blind)

#009F9D

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #3697ab;
/* rgb */ color: rgb(54, 151, 171);
/* oklch */ color: oklch(62.9% 0.093 214.1);

Tailwind

colors: {
  custom: {
    50: '#7cb5c4',
    500: '#3697ab',
    950: '#000000',
  },
}

SCSS

$custom: #3697ab;
$custom-light: #7cb5c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3697ab",
  "rgb": {
    "r": 54,
    "g": 151,
    "b": 171
  },
  "hsl": {
    "h": 190.256,
    "s": 52,
    "l": 44.118
  },
  "oklch": {
    "l": 0.62861,
    "c": 0.09289,
    "h": 214.1
  },
  "luminance": 0.25858
}

Semantic roles & 50–950 ramp

primary

#3697AB

secondary

#C2877B

accent

#654CDB

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1112

muted

#7C8081

Preview Lab

Preview with #3697AB

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

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