#617B91#617B91

#617B91 is a mid, muted cyan. Relative luminance 0.188; OKLCH L 57.1% C 0.046 H 244.2°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#617B91
RGB	rgb(97, 123, 145)
HSL	hsl(208, 20%, 47%)
HSV	hsv(208, 33%, 57%)
CMYK	cmyk(33.1%, 15.2%, 0%, 43.1%)
CIE-LAB	lab(50.39, -3.80, -14.94)
CIE-LCH	lch(50.39, 15.42, 255.74°)
OKLab	oklab(57.08% -0.0198 -0.041)
OKLCH	oklch(57.08% 0.046 244.2)
XYZ	xyz(17.1220, 18.7509, 29.4997)
Luminance	0.1875 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#617B91 #917761

analogous

#61918F #617B91 #616391

triadic

#617B91 #91617B #7B9161

tetradic

#617B91 #8F6191 #917761 #639161

square

#617B91 #8F6191 #917761 #639161

split-complementary

#617B91 #916163 #918F61

monochromatic

#303D48 #485C6C #617B91 #8399AC #A8B7C5

Accessibility & contrast

On white

4.42

#617B91 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#617B91 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #617B91

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##617B91	#FFFFFF	#000000	##000000
##617B91	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#727B92

Deuteranopia (green-blind)

#6C7691

Tritanopia (blue-blind)

#528082

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #617b91;
/* rgb */ color: rgb(97, 123, 145);
/* oklch */ color: oklch(57.1% 0.046 244.2);

Tailwind

colors: {
  custom: {
    50: '#8fa1b1',
    500: '#617b91',
    950: '#000000',
  },
}

SCSS

$custom: #617b91;
$custom-light: #8fa1b1;
$custom-dark: #000000;

JSON

{
  "hex": "#617b91",
  "rgb": {
    "r": 97,
    "g": 123,
    "b": 145
  },
  "hsl": {
    "h": 207.5,
    "s": 19.835,
    "l": 47.451
  },
  "oklch": {
    "l": 0.57075,
    "c": 0.04556,
    "h": 244.2
  },
  "luminance": 0.18752
}

Semantic roles & 50–950 ramp

primary

#617B91

secondary

#B3A69B

accent

#916BBC

background

#F8F9FA

surface

#F0F2F5

border

#CBCCCF

text

#0C0E10

muted

#7D7E7F

Preview Lab

Preview with #617B91

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

Preview Lab → · Contrast checker → · Palette generator →