#357EB5#357EB5

#357EB5 is a mid, moderate cyan. Relative luminance 0.190; OKLCH L 57.3% C 0.112 H 244.5°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#357EB5
RGB	rgb(53, 126, 181)
HSL	hsl(206, 55%, 46%)
HSV	hsv(206, 71%, 71%)
CMYK	cmyk(70.7%, 30.4%, 0%, 29%)
CIE-LAB	lab(50.70, -4.33, -35.57)
CIE-LCH	lch(50.70, 35.84, 263.06°)
OKLab	oklab(57.25% -0.0481 -0.1006)
OKLCH	oklch(57.25% 0.112 244.5)
XYZ	xyz(17.2664, 19.0129, 46.4670)
Luminance	0.1902 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#357EB5 #B56C35

analogous

#35B5AC #357EB5 #353EB5

triadic

#357EB5 #B5357E #7EB535

tetradic

#357EB5 #AC35B5 #B56C35 #3EB535

square

#357EB5 #AC35B5 #B56C35 #3EB535

split-complementary

#357EB5 #B5353E #B5AC35

monochromatic

#193C56 #275D86 #357EB5 #599CCE #88B8DC

Accessibility & contrast

On white

4.37

#357EB5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#357EB5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #357EB5

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##357EB5	#FFFFFF	#000000	##000000
##357EB5	1.00	4.37	4.80	4.80
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#657FB7

Deuteranopia (green-blind)

#5373B4

Tritanopia (blue-blind)

#008B91

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #357eb5;
/* rgb */ color: rgb(53, 126, 181);
/* oklch */ color: oklch(57.3% 0.112 244.5);

Tailwind

colors: {
  custom: {
    50: '#7ca3cb',
    500: '#357eb5',
    950: '#000000',
  },
}

SCSS

$custom: #357eb5;
$custom-light: #7ca3cb;
$custom-dark: #000000;

JSON

{
  "hex": "#357eb5",
  "rgb": {
    "r": 53,
    "g": 126,
    "b": 181
  },
  "hsl": {
    "h": 205.781,
    "s": 54.701,
    "l": 45.882
  },
  "oklch": {
    "l": 0.57251,
    "c": 0.11151,
    "h": 244.5
  },
  "luminance": 0.19015
}

Semantic roles & 50–950 ramp

primary

#357EB5

secondary

#C69E80

accent

#894ADE

background

#F8FAFC

surface

#EFF3F8

border

#CACDD1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #357EB5

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

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