#618FB3#618FB3

#618FB3 is a light, moderate cyan. Relative luminance 0.254; OKLCH L 63.1% C 0.074 H 242.9°. Best body text is #000000 at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#618FB3
RGB	rgb(97, 143, 179)
HSL	hsl(206, 35%, 54%)
HSV	hsv(206, 46%, 70%)
CMYK	cmyk(45.8%, 20.1%, 0%, 29.8%)
CIE-LAB	lab(57.50, -5.75, -23.72)
CIE-LCH	lch(57.50, 24.40, 256.37°)
OKLab	oklab(63.11% -0.0337 -0.0659)
OKLCH	oklch(63.11% 0.074 242.9)
XYZ	xyz(22.8861, 25.4394, 46.3434)
Luminance	0.2544 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#618FB3 #B38561

analogous

#61B3AE #618FB3 #6166B3

triadic

#618FB3 #B3618F #8FB361

tetradic

#618FB3 #AE61B3 #B38561 #66B361

square

#618FB3 #AE61B3 #B38561 #66B361

split-complementary

#618FB3 #B36166 #B3AE61

monochromatic

#325068 #467091 #618FB3 #8AACC7 #B4CADB

Accessibility & contrast

On white

3.45

#618FB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.09

#618FB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618FB3

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##618FB3	#FFFFFF	#000000	##000000
##618FB3	1.00	3.45	6.09	6.09
#FFFFFF	3.45	1.00	21.00	21.00
#000000	6.09	21.00	1.00	1.00
##000000	6.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#808FB5

Deuteranopia (green-blind)

#7586B2

Tritanopia (blue-blind)

#3E989B

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #618fb3;
/* rgb */ color: rgb(97, 143, 179);
/* oklch */ color: oklch(63.1% 0.074 242.9);

Tailwind

colors: {
  custom: {
    50: '#92afc9',
    500: '#618fb3',
    950: '#000000',
  },
}

SCSS

$custom: #618fb3;
$custom-light: #92afc9;
$custom-dark: #000000;

JSON

{
  "hex": "#618fb3",
  "rgb": {
    "r": 97,
    "g": 143,
    "b": 179
  },
  "hsl": {
    "h": 206.341,
    "s": 35.043,
    "l": 54.118
  },
  "oklch": {
    "l": 0.63107,
    "c": 0.074,
    "h": 242.9
  },
  "luminance": 0.25441
}

Semantic roles & 50–950 ramp

primary

#618FB3

secondary

#C9B6A6

accent

#8D5DCB

background

#F9FAFC

surface

#F1F4F8

border

#CBCED1

text

#0D1013

muted

#7E7F82

Preview Lab

Preview with #618FB3

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

Preview Lab → · Contrast checker → · Palette generator →