#618DCC#618DCC

#618DCC is a light, moderate blue. Relative luminance 0.260; OKLCH L 63.8% C 0.107 H 257.4°. Best body text is #000000 at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#618DCC
RGB	rgb(97, 141, 204)
HSL	hsl(215, 51%, 59%)
HSV	hsv(215, 52%, 80%)
CMYK	cmyk(52.5%, 30.9%, 0%, 20%)
CIE-LAB	lab(57.99, 2.93, -37.12)
CIE-LCH	lch(57.99, 37.23, 274.52°)
OKLab	oklab(63.84% -0.0234 -0.1044)
OKLCH	oklch(63.84% 0.107 257.4)
XYZ	xyz(25.3500, 25.9489, 60.7878)
Luminance	0.2595 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#618DCC #CCA061

analogous

#61C3CC #618DCC #6B61CC

triadic

#618DCC #CC618D #8DCC61

tetradic

#618DCC #CC61C3 #CCA061 #61CC6B

square

#618DCC #CC61C3 #CCA061 #61CC6B

split-complementary

#618DCC #CC6B61 #C3CC61

monochromatic

#2C5187 #3B6DB5 #618DCC #8FAEDB #BED0EA

Accessibility & contrast

On white

3.39

#618DCC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.19

#618DCC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618DCC

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##618DCC	#FFFFFF	#000000	##000000
##618DCC	1.00	3.39	6.19	6.19
#FFFFFF	3.39	1.00	21.00	21.00
#000000	6.19	21.00	1.00	1.00
##000000	6.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7491CF

Deuteranopia (green-blind)

#6787CB

Tritanopia (blue-blind)

#289BA3

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #618dcc;
/* rgb */ color: rgb(97, 141, 204);
/* oklch */ color: oklch(63.8% 0.107 257.4);

Tailwind

colors: {
  custom: {
    50: '#94aedc',
    500: '#618dcc',
    950: '#000000',
  },
}

SCSS

$custom: #618dcc;
$custom-light: #94aedc;
$custom-dark: #000000;

JSON

{
  "hex": "#618dcc",
  "rgb": {
    "r": 97,
    "g": 141,
    "b": 204
  },
  "hsl": {
    "h": 215.327,
    "s": 51.196,
    "l": 59.02
  },
  "oklch": {
    "l": 0.63838,
    "c": 0.10697,
    "h": 257.4
  },
  "luminance": 0.25951
}

Semantic roles & 50–950 ramp

primary

#618DCC

secondary

#D9C8AF

accent

#A04DDB

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #618DCC

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

Preview Lab → · Contrast checker → · Palette generator →