#39493C
Closest named color: Dark Slate Gray (#2F4F4F). oklch(38.7% 0.03 150.4), rgb(57, 73, 60).
Aa
White text reads best on this color (9.57:1).
About this color
#39493C is a dark close to neutral grey. In OKLCH its lightness is 39%, its chroma 0.030. It has too little chroma to lean warm or cool. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.031 away. White text reads best on it, at 9.57:1.
| Hue family | Neutrals |
| Lightness | dark (39%) |
| Chroma | close to neutral grey (0.030) |
| Temperature | neutral |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.19:1 |
| White text | 9.57:1 |
Values
| HEX | #39493C |
| RGB | rgb(57, 73, 60) |
| HSL | hsl(131, 12%, 25%) |
| OKLCH | oklch(38.7% 0.03 150.4) |
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 #39493C | 9.57:1 | AAA | Lc -96.4 | Preferred for body text |
| Black text on #39493C | 2.19:1 | Fails | Lc 11.8 | Not readable |
| #39493C text on white | 9.57:1 | AAA | Lc 92.2 | Preferred for body text |
| #39493C text on black | 2.19:1 | Fails | Lc -10.2 | 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 900.
-
Step 50
50
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E7EBE8
oklch(93.6% 0.006 153.8)
-
Step 200
200
#D4DCD5
oklch(88.6% 0.013 149.2)
-
Step 300
300
#B7C5B9
oklch(80.9% 0.023 149.6)
-
Step 400
400
#91A795
oklch(70.6% 0.036 150.6)
-
Step 500
500
#76927B
oklch(63.2% 0.047 150.1)
-
Step 600
600
#5E7C64
oklch(55.6% 0.051 150.5)
-
Step 700
700
#4E6853
oklch(49% 0.045 150.3)
-
Step 800
800
#405544
oklch(42.7% 0.038 150.3)
-
Step 900
900 (this color)
#39493C
oklch(38.7% 0.03 150.4)
-
Step 950
950
#202922
oklch(27% 0.018 151.7)
#39493C 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) | #49463B | 0.026 |
| Deuteranopia (no green cones) | #46443D | 0.025 |
| Tritanopia (no blue cones) | #374845 | 0.016 |
| Achromatopsia (no color) | #454545 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #39493C
#39493C
oklch(38.7% 0.03 150.4)
- #4E3F4C
#4E3F4C
oklch(38.8% 0.029 330.6)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #39493C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.031
- Charcoal Grey #3C4142 ΔE 0.032
- Charcoal #264653 ΔE 0.048
- Dark Blue Green #005249 ΔE 0.048
- Dark Teal #014D4E ΔE 0.049
- Onyx #343A40 ΔE 0.054
- Dark Grey Blue #29465B ΔE 0.059
- Deep Teal #00555A ΔE 0.060
Use #39493C 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.