#357EB9#357EB9

#357EB9 is a mid, moderate cyan. Relative luminance 0.192; OKLCH L 57.5% C 0.116 H 246.2°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#357EB9
RGB	rgb(53, 126, 185)
HSL	hsl(207, 55%, 47%)
HSV	hsv(207, 71%, 73%)
CMYK	cmyk(71.4%, 31.9%, 0%, 27.5%)
CIE-LAB	lab(50.90, -2.91, -37.57)
CIE-LCH	lch(50.90, 37.68, 265.57°)
OKLab	oklab(57.47% -0.0469 -0.1064)
OKLCH	oklch(57.47% 0.116 246.2)
XYZ	xyz(17.6827, 19.1794, 48.6596)
Luminance	0.1918 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357EB9 #B97035

analogous

#35B9B2 #357EB9 #353CB9

triadic

#357EB9 #B9357E #7EB935

tetradic

#357EB9 #B235B9 #B97035 #3CB935

square

#357EB9 #B235B9 #B97035 #3CB935

split-complementary

#357EB9 #B9353C #B9B235

monochromatic

#1A3D5A #275E89 #357EB9 #5B9CD0 #8BB9DE

Accessibility & contrast

On white

4.34

#357EB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#357EB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357EB9

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357EB9	#FFFFFF	#000000	##000000
##357EB9	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6380BC

Deuteranopia (green-blind)

#5174B8

Tritanopia (blue-blind)

#008C93

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #357eb9;
/* rgb */ color: rgb(53, 126, 185);
/* oklch */ color: oklch(57.5% 0.116 246.2);

Tailwind

colors: {
  custom: {
    50: '#7ca3ce',
    500: '#357eb9',
    950: '#000000',
  },
}

SCSS

$custom: #357eb9;
$custom-light: #7ca3ce;
$custom-dark: #000000;

JSON

{
  "hex": "#357eb9",
  "rgb": {
    "r": 53,
    "g": 126,
    "b": 185
  },
  "hsl": {
    "h": 206.818,
    "s": 55.462,
    "l": 46.667
  },
  "oklch": {
    "l": 0.57468,
    "c": 0.11629,
    "h": 246.2
  },
  "luminance": 0.19181
}

Semantic roles & 50–950 ramp

primary

#357EB9

secondary

#C8A182

accent

#8C49DF

background

#F8FAFC

surface

#EFF3F9

border

#CACDD2

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #357EB9

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

Preview Lab → · Contrast checker → · Palette generator →