#1D617B#1D617B

#1D617B is a mid, moderate cyan. Relative luminance 0.102; OKLCH L 46.3% C 0.078 H 228.0°. Best body text is #FFFFFF at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#1D617B
RGB	rgb(29, 97, 123)
HSL	hsl(197, 62%, 30%)
HSV	hsv(197, 76%, 48%)
CMYK	cmyk(76.4%, 21.1%, 0%, 51.8%)
CIE-LAB	lab(38.27, -11.60, -20.63)
CIE-LCH	lch(38.27, 23.67, 240.65°)
OKLab	oklab(46.29% -0.0522 -0.0579)
OKLCH	oklch(46.29% 0.078 228)
XYZ	xyz(8.3551, 10.2397, 20.2712)
Luminance	0.1024 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D617B #7B371D

analogous

#1D7B66 #1D617B #1D327B

triadic

#1D617B #7B1D61 #617B1D

tetradic

#1D617B #661D7B #7B371D #327B1D

square

#1D617B #661D7B #7B371D #327B1D

split-complementary

#1D617B #7B1D32 #7B661D

monochromatic

#061419 #113A49 #1D617B #2988AD #40AAD2

Accessibility & contrast

On white

6.89

#1D617B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#1D617B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1D617B

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D617B	#FFFFFF	#000000	##FFFFFF
##1D617B	1.00	6.89	3.05	6.89
#FFFFFF	6.89	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#535F7C

Deuteranopia (green-blind)

#47567B

Tritanopia (blue-blind)

#00686A

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #1d617b;
/* rgb */ color: rgb(29, 97, 123);
/* oklch */ color: oklch(46.3% 0.078 228.0);

Tailwind

colors: {
  custom: {
    50: '#688ea1',
    500: '#1d617b',
    950: '#000000',
  },
}

SCSS

$custom: #1d617b;
$custom-light: #688ea1;
$custom-dark: #000000;

JSON

{
  "hex": "#1d617b",
  "rgb": {
    "r": 29,
    "g": 97,
    "b": 123
  },
  "hsl": {
    "h": 196.596,
    "s": 61.842,
    "l": 29.804
  },
  "oklch": {
    "l": 0.46293,
    "c": 0.07795,
    "h": 228
  },
  "luminance": 0.10241
}

Semantic roles & 50–950 ramp

primary

#1D617B

secondary

#AF6245

accent

#7043E5

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#070C0F

muted

#7A7D7E

Preview Lab

Preview with #1D617B

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

Preview Lab → · Contrast checker → · Palette generator →