#618CB3#618CB3

#618CB3 is a light, moderate cyan. Relative luminance 0.246; OKLCH L 62.4% C 0.076 H 246.7°. Best body text is #000000 at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#618CB3
RGB	rgb(97, 140, 179)
HSL	hsl(209, 35%, 54%)
HSV	hsv(209, 46%, 70%)
CMYK	cmyk(45.8%, 21.8%, 0%, 29.8%)
CIE-LAB	lab(56.63, -4.05, -25.05)
CIE-LCH	lch(56.63, 25.37, 260.83°)
OKLab	oklab(62.42% -0.03 -0.0697)
OKLCH	oklch(62.42% 0.076 246.7)
XYZ	xyz(22.4418, 24.5507, 46.1953)
Luminance	0.2455 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#618CB3 #B38861

analogous

#61B3B1 #618CB3 #6163B3

triadic

#618CB3 #B3618C #8CB361

tetradic

#618CB3 #B161B3 #B38861 #63B361

square

#618CB3 #B161B3 #B38861 #63B361

split-complementary

#618CB3 #B36163 #B3B161

monochromatic

#324E68 #466D91 #618CB3 #8AAAC7 #B4C8DB

Accessibility & contrast

On white

3.55

#618CB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.91

#618CB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #618CB3

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##618CB3	#FFFFFF	#000000	##000000
##618CB3	1.00	3.55	5.91	5.91
#FFFFFF	3.55	1.00	21.00	21.00
#000000	5.91	21.00	1.00	1.00
##000000	5.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8DB5

Deuteranopia (green-blind)

#7284B2

Tritanopia (blue-blind)

#3F9599

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #618cb3;
/* rgb */ color: rgb(97, 140, 179);
/* oklch */ color: oklch(62.4% 0.076 246.7);

Tailwind

colors: {
  custom: {
    50: '#92adca',
    500: '#618cb3',
    950: '#000000',
  },
}

SCSS

$custom: #618cb3;
$custom-light: #92adca;
$custom-dark: #000000;

JSON

{
  "hex": "#618cb3",
  "rgb": {
    "r": 97,
    "g": 140,
    "b": 179
  },
  "hsl": {
    "h": 208.537,
    "s": 35.043,
    "l": 54.118
  },
  "oklch": {
    "l": 0.62424,
    "c": 0.07584,
    "h": 246.7
  },
  "luminance": 0.24552
}

Semantic roles & 50–950 ramp

primary

#618CB3

secondary

#C9B7A6

accent

#915DCB

background

#F9FAFC

surface

#F1F4F8

border

#CBCED1

text

#0D1013

muted

#7E7F82

Preview Lab

Preview with #618CB3

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

Preview Lab → · Contrast checker → · Palette generator →