#618CC9#618CC9

#618CC9 is a light, moderate blue. Relative luminance 0.255; OKLCH L 63.5% C 0.104 H 257.2°. Best body text is #000000 at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#618CC9
RGB	rgb(97, 140, 201)
HSL	hsl(215, 49%, 58%)
HSV	hsv(215, 52%, 79%)
CMYK	cmyk(51.7%, 30.3%, 0%, 21.2%)
CIE-LAB	lab(57.57, 2.58, -36.08)
CIE-LCH	lch(57.57, 36.17, 274.10°)
OKLab	oklab(63.47% -0.0231 -0.1014)
OKLCH	oklch(63.47% 0.104 257.2)
XYZ	xyz(24.8469, 25.5128, 58.8621)
Luminance	0.2551 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#618CC9 #C99E61

analogous

#61C0C9 #618CC9 #6A61C9

triadic

#618CC9 #C9618C #8CC961

tetradic

#618CC9 #C961C0 #C99E61 #61C96A

square

#618CC9 #C961C0 #C99E61 #61C96A

split-complementary

#618CC9 #C96A61 #C0C961

monochromatic

#2D5083 #3C6CB0 #618CC9 #8FADD9 #BCCEE8

Accessibility & contrast

On white

3.44

#618CC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.10

#618CC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618CC9

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##618CC9	#FFFFFF	#000000	##000000
##618CC9	1.00	3.44	6.10	6.10
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.10	21.00	1.00	1.00
##000000	6.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7490CC

Deuteranopia (green-blind)

#6786C8

Tritanopia (blue-blind)

#2C9AA2

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #618cc9;
/* rgb */ color: rgb(97, 140, 201);
/* oklch */ color: oklch(63.5% 0.104 257.2);

Tailwind

colors: {
  custom: {
    50: '#94add9',
    500: '#618cc9',
    950: '#000000',
  },
}

SCSS

$custom: #618cc9;
$custom-light: #94add9;
$custom-dark: #000000;

JSON

{
  "hex": "#618cc9",
  "rgb": {
    "r": 97,
    "g": 140,
    "b": 201
  },
  "hsl": {
    "h": 215.192,
    "s": 49.057,
    "l": 58.431
  },
  "oklch": {
    "l": 0.63468,
    "c": 0.10397,
    "h": 257.2
  },
  "luminance": 0.25515
}

Semantic roles & 50–950 ramp

primary

#618CC9

secondary

#D8C6AE

accent

#A04FD9

background

#F9FAFD

surface

#F2F4FA

border

#CCCED3

text

#0E1014

muted

#7E7F83

Preview Lab

Preview with #618CC9

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

Preview Lab → · Contrast checker → · Palette generator →