#617FBC#617FBC

#617FBC is a mid, moderate blue. Relative luminance 0.214; OKLCH L 60.0% C 0.100 H 263.7°. Best body text is #000000 at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#617FBC
RGB	rgb(97, 127, 188)
HSL	hsl(220, 40%, 56%)
HSV	hsv(220, 48%, 74%)
CMYK	cmyk(48.4%, 32.4%, 0%, 26.3%)
CIE-LAB	lab(53.33, 6.26, -35.33)
CIE-LCH	lch(53.33, 35.88, 280.04°)
OKLab	oklab(59.96% -0.011 -0.0993)
OKLCH	oklch(59.96% 0.1 263.7)
XYZ	xyz(21.5933, 21.3496, 50.5502)
Luminance	0.2135 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#617FBC #BC9E61

analogous

#61ACBC #617FBC #7061BC

triadic

#617FBC #BC617F #7FBC61

tetradic

#617FBC #BC61AC #BC9E61 #61BC70

square

#617FBC #BC61AC #BC9E61 #61BC70

split-complementary

#617FBC #BC7061 #ACBC61

monochromatic

#304672 #43609D #617FBC #8CA2CE #B7C5E0

Accessibility & contrast

On white

3.98

#617FBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.27

#617FBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #617FBC

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##617FBC	#FFFFFF	#000000	##000000
##617FBC	1.00	3.98	5.27	5.27
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.27	21.00	1.00	1.00
##000000	5.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6884BF

Deuteranopia (green-blind)

#5E7CBB

Tritanopia (blue-blind)

#3B8C95

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #617fbc;
/* rgb */ color: rgb(97, 127, 188);
/* oklch */ color: oklch(60.0% 0.100 263.7);

Tailwind

colors: {
  custom: {
    50: '#93a3d0',
    500: '#617fbc',
    950: '#000000',
  },
}

SCSS

$custom: #617fbc;
$custom-light: #93a3d0;
$custom-dark: #000000;

JSON

{
  "hex": "#617fbc",
  "rgb": {
    "r": 97,
    "g": 127,
    "b": 188
  },
  "hsl": {
    "h": 220.22,
    "s": 40.444,
    "l": 55.882
  },
  "oklch": {
    "l": 0.59964,
    "c": 0.09988,
    "h": 263.7
  },
  "luminance": 0.21351
}

Semantic roles & 50–950 ramp

primary

#617FBC

secondary

#CFC3AA

accent

#A857D0

background

#F9FAFC

surface

#F2F3F9

border

#CCCDD2

text

#0D0F14

muted

#7E7F82

Preview Lab

Preview with #617FBC

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

Preview Lab → · Contrast checker → · Palette generator →