#4A4F57

Closest named color: Dark Slate Gray (#2F4F4F). oklch(42.6% 0.015 259.8), rgb(74, 79, 87).

White text reads best on this color (8.24:1).

About this color

#4A4F57 is a dark close to neutral grey. In OKLCH its lightness is 43%, its chroma 0.015. It has too little chroma to lean warm or cool. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.041 away. White text reads best on it, at 8.24:1.

Hue family	Neutrals
Lightness	dark (43%)
Chroma	close to neutral grey (0.015)
Temperature	neutral
Nearest name	Dark Slate Gray (#2F4F4F)
Black text	2.54:1
White text	8.24:1

Values

HEX	#4A4F57
RGB	rgb(74, 79, 87)
HSL	hsl(217, 8%, 32%)
OKLCH	oklch(42.6% 0.015 259.8)

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 #4A4F57	8.24:1	AAA	Lc -93.1	Preferred for body text
Black text on #4A4F57	2.54:1	Fails	Lc 15.5	Dividers and decoration only
#4A4F57 text on white	8.24:1	AAA	Lc 88.5	Fine for body text
#4A4F57 text on black	2.54:1	Fails	Lc -13.7	Not readable

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 800.

Step 50
50

#F5F5F6

oklch(97% 0.001 286.4)
Step 100
100

#E9EAEB

oklch(93.7% 0.002 247.8)
Step 200
200

#D7D9DC

oklch(88.5% 0.005 258.3)
Step 300
300

#BDC1C6

oklch(80.9% 0.008 253.9)
Step 400
400

#9CA1A9

oklch(70.7% 0.013 259.8)
Step 500
500

#838A94

oklch(63.1% 0.017 257.2)
Step 600
600

#6D747F

oklch(55.7% 0.019 259.4)
Step 700
700

#5B616B

oklch(49.1% 0.018 260.7)
Step 800
800 (this color)

#4A4F57

oklch(42.6% 0.015 259.8)
Step 900
900

#3E4248

oklch(37.8% 0.012 258.4)
Step 950
950

#24272A

oklch(27.1% 0.007 248.1)

Export this scale for Tailwind in the Tailwind colors tool

#4A4F57 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)	#4C4F57	0.003
Deuteranopia (no green cones)	#4B4E57	0.003
Tritanopia (no blue cones)	#475152	0.013
Achromatopsia (no color)	#4F4F4F	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 #4A4F57, closest first.

Similar named colors

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

Use #4A4F57 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