#1F658D#1F658D

#1F658D is a mid, moderate cyan. Relative luminance 0.115; OKLCH L 48.3% C 0.093 H 238.6°. Best body text is #FFFFFF at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#1F658D
RGB	rgb(31, 101, 141)
HSL	hsl(202, 64%, 34%)
HSV	hsv(202, 78%, 55%)
CMYK	cmyk(78%, 28.4%, 0%, 44.7%)
CIE-LAB	lab(40.44, -7.06, -28.16)
CIE-LCH	lch(40.44, 29.03, 255.93°)
OKLab	oklab(48.32% -0.0486 -0.0796)
OKLCH	oklch(48.32% 0.093 238.6)
XYZ	xyz(10.0246, 11.5206, 26.8895)
Luminance	0.1152 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F658D #8D471F

analogous

#1F8D7E #1F658D #1F2E8D

triadic

#1F658D #8D1F65 #658D1F

tetradic

#1F658D #7E1F8D #8D471F #2E8D1F

square

#1F658D #7E1F8D #8D471F #2E8D1F

split-complementary

#1F658D #8D1F2E #8D7E1F

monochromatic

#091D29 #14415B #1F658D #2A89BF #4EA6D8

Accessibility & contrast

On white

6.36

#1F658D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#1F658D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F658D

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F658D	#FFFFFF	#000000	##FFFFFF
##1F658D	1.00	6.36	3.30	6.36
#FFFFFF	6.36	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#52658F

Deuteranopia (green-blind)

#435B8C

Tritanopia (blue-blind)

#006F73

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #1f658d;
/* rgb */ color: rgb(31, 101, 141);
/* oklch */ color: oklch(48.3% 0.093 238.6);

Tailwind

colors: {
  custom: {
    50: '#6c90ae',
    500: '#1f658d',
    950: '#000000',
  },
}

SCSS

$custom: #1f658d;
$custom-light: #6c90ae;
$custom-dark: #000000;

JSON

{
  "hex": "#1f658d",
  "rgb": {
    "r": 31,
    "g": 101,
    "b": 141
  },
  "hsl": {
    "h": 201.818,
    "s": 63.953,
    "l": 33.725
  },
  "oklch": {
    "l": 0.48316,
    "c": 0.09325,
    "h": 238.6
  },
  "luminance": 0.11522
}

Semantic roles & 50–950 ramp

primary

#1F658D

secondary

#BB754D

accent

#7D41E7

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080C10

muted

#7A7D7F

Preview Lab

Preview with #1F658D

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

Preview Lab → · Contrast checker → · Palette generator →