#454D3F
Closest named color: Dark Slate Gray (#2F4F4F). oklch(40.9% 0.025 131.8), rgb(69, 77, 63).
Aa
White text reads best on this color (8.79:1).
About this color
#454D3F is a dark close to neutral grey. In OKLCH its lightness is 41%, its chroma 0.025. It has too little chroma to lean warm or cool. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.035 away. White text reads best on it, at 8.79:1.
| Hue family | Neutrals |
| Lightness | dark (41%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.38:1 |
| White text | 8.79:1 |
Values
| HEX | #454D3F |
| RGB | rgb(69, 77, 63) |
| HSL | hsl(94, 10%, 27%) |
| OKLCH | oklch(40.9% 0.025 131.8) |
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 #454D3F | 8.79:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #454D3F | 2.38:1 | Fails | Lc 13.8 | Not readable |
| #454D3F text on white | 8.79:1 | AAA | Lc 90.1 | Preferred for body text |
| #454D3F text on black | 2.38:1 | Fails | Lc -12.1 | 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
#F5F6F4
oklch(97.2% 0.003 128.5)
-
Step 100
100
#E9EAE7
oklch(93.5% 0.004 121.6)
-
Step 200
200
#D7DAD5
oklch(88.5% 0.007 132.4)
-
Step 300
300
#BDC3B9
oklch(81% 0.015 132.5)
-
Step 400
400
#9BA495
oklch(70.7% 0.024 132.6)
-
Step 500
500
#838E7B
oklch(63.2% 0.031 132)
-
Step 600
600
#6C7864
oklch(55.7% 0.033 132.8)
-
Step 700
700
#5A6553
oklch(49.2% 0.031 133.2)
-
Step 800
800 (this color)
#454D3F
oklch(40.9% 0.025 131.8)
-
Step 900
900
#3E4439
oklch(37.7% 0.02 130.8)
-
Step 950
950
#242822
oklch(27.1% 0.012 135.1)
#454D3F 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) | #4E4B3E | 0.015 |
| Deuteranopia (no green cones) | #4D4A40 | 0.016 |
| Tritanopia (no blue cones) | #454C49 | 0.018 |
| Achromatopsia (no color) | #4A4A4A | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #454D3F
#454D3F
oklch(40.9% 0.025 131.8)
- #4F4654
#4F4654
oklch(40.8% 0.026 313.6)
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 #454D3F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.035
- Charcoal Grey #3C4142 ΔE 0.045
- Dark Blue Green #005249 ΔE 0.060
- Charcoal #264653 ΔE 0.062
- Mud Brown #60460F ΔE 0.064
- Dark Teal #014D4E ΔE 0.064
- Deep Teal #00555A ΔE 0.065
- Green Brown #544E03 ΔE 0.066
Use #454D3F 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.