#618CB7#618CB7

#618CB7 is a light, moderate cyan. Relative luminance 0.247; OKLCH L 62.6% C 0.081 H 249.2°. Best body text is #000000 at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#618CB7
RGB	rgb(97, 140, 183)
HSL	hsl(210, 37%, 55%)
HSV	hsv(210, 47%, 72%)
CMYK	cmyk(47%, 23.5%, 0%, 28.2%)
CIE-LAB	lab(56.80, -2.87, -27.08)
CIE-LCH	lch(56.80, 27.23, 263.95°)
OKLab	oklab(62.6% -0.0286 -0.0755)
OKLCH	oklch(62.6% 0.081 249.2)
XYZ	xyz(22.8522, 24.7149, 48.3568)
Luminance	0.2472 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#618CB7 #B78C61

analogous

#61B7B7 #618CB7 #6161B7

triadic

#618CB7 #B7618C #8CB761

tetradic

#618CB7 #B761B7 #B78C61 #61B761

square

#618CB7 #B761B7 #B78C61 #61B761

split-complementary

#618CB7 #B76161 #B7B761

monochromatic

#314F6C #446D96 #618CB7 #8BABCA #B5C9DD

Accessibility & contrast

On white

3.53

#618CB7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.94

#618CB7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618CB7

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##618CB7	#FFFFFF	#000000	##000000
##618CB7	1.00	3.53	5.94	5.94
#FFFFFF	3.53	1.00	21.00	21.00
#000000	5.94	21.00	1.00	1.00
##000000	5.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B8DB9

Deuteranopia (green-blind)

#7084B6

Tritanopia (blue-blind)

#3C969B

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #618cb7;
/* rgb */ color: rgb(97, 140, 183);
/* oklch */ color: oklch(62.6% 0.081 249.2);

Tailwind

colors: {
  custom: {
    50: '#92adcc',
    500: '#618cb7',
    950: '#000000',
  },
}

SCSS

$custom: #618cb7;
$custom-light: #92adcc;
$custom-dark: #000000;

JSON

{
  "hex": "#618cb7",
  "rgb": {
    "r": 97,
    "g": 140,
    "b": 183
  },
  "hsl": {
    "h": 210,
    "s": 37.391,
    "l": 54.902
  },
  "oklch": {
    "l": 0.62604,
    "c": 0.08071,
    "h": 249.2
  },
  "luminance": 0.24716
}

Semantic roles & 50–950 ramp

primary

#618CB7

secondary

#CCBAA8

accent

#945ACD

background

#F9FAFC

surface

#F2F4F9

border

#CCCED2

text

#0D1013

muted

#7E7F82

Preview Lab

Preview with #618CB7

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

Preview Lab → · Contrast checker → · Palette generator →