#4E5951
Closest named color: Dark Green Blue (#1F6357). oklch(45.2% 0.019 154), rgb(78, 89, 81).
Aa
White text reads best on this color (7.31:1).
About this color
#4E5951 is a medium-dark close to neutral grey. In OKLCH its lightness is 45%, its chroma 0.019. It has too little chroma to lean warm or cool. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.054 away. White text reads best on it, at 7.31:1.
| Hue family | Neutrals |
| Lightness | medium-dark (45%) |
| Chroma | close to neutral grey (0.019) |
| Temperature | neutral |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 2.87:1 |
| White text | 7.31:1 |
Values
| HEX | #4E5951 |
| RGB | rgb(78, 89, 81) |
| HSL | hsl(136, 7%, 33%) |
| OKLCH | oklch(45.2% 0.019 154) |
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 #4E5951 | 7.31:1 | AAA | Lc -90.3 | Preferred for body text |
| Black text on #4E5951 | 2.87:1 | Fails | Lc 18.6 | Dividers and decoration only |
| #4E5951 text on white | 7.31:1 | AAA | Lc 85.4 | Fine for body text |
| #4E5951 text on black | 2.87:1 | Fails | Lc -16.6 | Dividers and decoration only |
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
#F5F6F5
oklch(97.2% 0.002 145.6)
-
Step 100
100
#E8EAE9
oklch(93.5% 0.003 165.1)
-
Step 200
200
#D6DAD7
oklch(88.4% 0.006 153.8)
-
Step 300
300
#BBC3BD
oklch(80.9% 0.012 153.6)
-
Step 400
400
#99A49C
oklch(70.8% 0.017 154.3)
-
Step 500
500
#7F8E83
oklch(63.1% 0.024 153.8)
-
Step 600
600
#69786D
oklch(55.7% 0.025 153.7)
-
Step 700
700
#57655B
oklch(49.2% 0.023 154.4)
-
Step 800
800 (this color)
#4E5951
oklch(45.2% 0.019 154)
-
Step 900
900
#3C443E
oklch(37.7% 0.015 153.2)
-
Step 950
950
#232824
oklch(27% 0.01 151.4)
#4E5951 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) | #595751 | 0.017 |
| Deuteranopia (no green cones) | #575651 | 0.016 |
| Tritanopia (no blue cones) | #4D5957 | 0.010 |
| Achromatopsia (no color) | #565656 | 0.019 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E5951
#4E5951
oklch(45.2% 0.019 154)
- #5D525A
#5D525A
oklch(45.2% 0.019 335.5)
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 #4E5951, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.054
- Dark Slate Gray #2F4F4F ΔE 0.056
- Slate #516572 ΔE 0.056
- YInMn Blue #415A77 ΔE 0.063
- Dusty Grape #545775 ΔE 0.063
- Petrol #005F6A ΔE 0.068
- Dark Aqua #05696B ΔE 0.070
- Pine #2B5D34 ΔE 0.070
Use #4E5951 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.