#618BC9#618BC9

#618BC9 is a light, moderate blue. Relative luminance 0.252; OKLCH L 63.2% C 0.105 H 258.0°. Best body text is #000000 at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#618BC9
RGB	rgb(97, 139, 201)
HSL	hsl(216, 49%, 58%)
HSV	hsv(216, 52%, 79%)
CMYK	cmyk(51.7%, 30.8%, 0%, 21.2%)
CIE-LAB	lab(57.29, 3.17, -36.52)
CIE-LCH	lch(57.29, 36.65, 274.96°)
OKLab	oklab(63.25% -0.0219 -0.1026)
OKLCH	oklch(63.25% 0.105 258)
XYZ	xyz(24.7014, 25.2218, 58.8137)
Luminance	0.2522 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#618BC9 #C99F61

analogous

#61BFC9 #618BC9 #6B61C9

triadic

#618BC9 #C9618B #8BC961

tetradic

#618BC9 #C961BF #C99F61 #61C96B

square

#618BC9 #C961BF #C99F61 #61C96B

split-complementary

#618BC9 #C96B61 #BFC961

monochromatic

#2D5083 #3C6BB0 #618BC9 #8FACD9 #BCCEE8

Accessibility & contrast

On white

3.47

#618BC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.04

#618BC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618BC9

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##618BC9	#FFFFFF	#000000	##000000
##618BC9	1.00	3.47	6.04	6.04
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.04	21.00	1.00	1.00
##000000	6.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#738FCC

Deuteranopia (green-blind)

#6685C8

Tritanopia (blue-blind)

#2D99A1

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #618bc9;
/* rgb */ color: rgb(97, 139, 201);
/* oklch */ color: oklch(63.2% 0.105 258.0);

Tailwind

colors: {
  custom: {
    50: '#94acd9',
    500: '#618bc9',
    950: '#000000',
  },
}

SCSS

$custom: #618bc9;
$custom-light: #94acd9;
$custom-dark: #000000;

JSON

{
  "hex": "#618bc9",
  "rgb": {
    "r": 97,
    "g": 139,
    "b": 201
  },
  "hsl": {
    "h": 215.769,
    "s": 49.057,
    "l": 58.431
  },
  "oklch": {
    "l": 0.63248,
    "c": 0.10496,
    "h": 258
  },
  "luminance": 0.25224
}

Semantic roles & 50–950 ramp

primary

#618BC9

secondary

#D8C7AE

accent

#A14FD9

background

#F9FAFD

surface

#F2F4FA

border

#CCCED3

text

#0E1014

muted

#7E7F83

Preview Lab

Preview with #618BC9

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

Preview Lab → · Contrast checker → · Palette generator →