#858A93

Closest named color: Light Slate Gray (#778899). oklch(63.2% 0.015 262.4), rgb(133, 138, 147).

Black text reads best on this color (6.05:1).

About this color

#858A93 is a medium-light close to neutral grey. In OKLCH its lightness is 63%, its chroma 0.015. It has too little chroma to lean warm or cool. The nearest named color is Light Slate Gray (#778899), ΔE 0.023 away. Black text reads best on it, at 6.05:1.

Hue family	Neutrals
Lightness	medium-light (63%)
Chroma	close to neutral grey (0.015)
Temperature	neutral
Nearest name	Light Slate Gray (#778899)
Black text	6.05:1
White text	3.46:1

Values

HEX	#858A93
RGB	rgb(133, 138, 147)
HSL	hsl(219, 6%, 55%)
OKLCH	oklch(63.2% 0.015 262.4)

Contrast

WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.

Pair	WCAG 2	Result	APCA	APCA guidance
White text on #858A93	3.46:1	AA large text	Lc -67.7	Content text, not long reading
Black text on #858A93	6.05:1	AA	Lc 41.8	Non-text elements, placeholder text
#858A93 text on white	3.46:1	AA large text	Lc 62.3	Content text, not long reading
#858A93 text on black	6.05:1	AA	Lc -39.4	Non-text elements, placeholder text

Tints and shades

A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.

Step 50
50

#F5F5F6

oklch(97% 0.001 286.4)
Step 100
100

#E9EAEB

oklch(93.7% 0.002 247.8)
Step 200
200

#D8D9DC

oklch(88.5% 0.004 271.4)
Step 300
300

#BEC1C5

oklch(81% 0.007 255.5)
Step 400
400

#9DA1A8

oklch(70.8% 0.011 261.8)
Step 500
500 (this color)

#858A93

oklch(63.2% 0.015 262.4)
Step 600
600

#6E747D

oklch(55.7% 0.016 258.4)
Step 700
700

#5C6169

oklch(49.1% 0.014 259.8)
Step 800
800

#4B4F56

oklch(42.7% 0.013 261.8)
Step 900
900

#3F4247

oklch(37.8% 0.009 260.7)
Step 950
950

#252629

oklch(26.9% 0.006 271.2)

Export this scale for Tailwind in the Tailwind colors tool

#858A93 with color blindness

Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.

Vision	Seen as	Shift (ΔE)
Protanopia (no red cones)	#878A93	0.003
Deuteranopia (no green cones)	#868993	0.003
Tritanopia (no blue cones)	#828C8D	0.013
Achromatopsia (no color)	#8A8A8A	0.015

Harmonies

Hue rotations in OKLCH that keep this color's lightness and chroma.

This color is close to neutral, so it has no meaningful hue to rotate. Hue harmonies are omitted.

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #858A93, closest first.

Similar named colors

The eight closest entries in our named color list, with their ΔE distance.

Use #858A93 in your product

Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.

Build a color system from this color Generate a palette