#3E4754
Closest named color: Dark Grey Blue (#29465B). oklch(39.5% 0.025 257.5), rgb(62, 71, 84).
Aa
White text reads best on this color (9.39:1).
About this color
#3E4754 is a dark close to neutral grey. In OKLCH its lightness is 39%, its chroma 0.025. It has too little chroma to lean warm or cool. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.031 away. White text reads best on it, at 9.39:1.
| Hue family | Neutrals |
| Lightness | dark (39%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.23:1 |
| White text | 9.39:1 |
Values
| HEX | #3E4754 |
| RGB | rgb(62, 71, 84) |
| HSL | hsl(215, 15%, 29%) |
| OKLCH | oklch(39.5% 0.025 257.5) |
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 #3E4754 | 9.39:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #3E4754 | 2.23:1 | Fails | Lc 12.2 | Not readable |
| #3E4754 text on white | 9.39:1 | AAA | Lc 91.7 | Preferred for body text |
| #3E4754 text on black | 2.23:1 | Fails | Lc -10.6 | 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
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E8EAED
oklch(93.6% 0.005 258.3)
-
Step 200
200
#D5D9E0
oklch(88.4% 0.011 261.8)
-
Step 300
300
#B9C1CD
oklch(80.8% 0.019 258.4)
-
Step 400
400
#95A2B4
oklch(70.8% 0.03 256.5)
-
Step 500
500
#7B8BA1
oklch(63.2% 0.038 256.4)
-
Step 600
600
#64748C
oklch(55.5% 0.042 258.4)
-
Step 700
700
#536277
oklch(49.2% 0.039 256.8)
-
Step 800
800
#445061
oklch(42.8% 0.032 257.1)
-
Step 900
900 (this color)
#3E4754
oklch(39.5% 0.025 257.5)
-
Step 950
950
#22272E
oklch(27.1% 0.015 256.8)
#3E4754 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) | #434755 | 0.008 |
| Deuteranopia (no green cones) | #404554 | 0.007 |
| Tritanopia (no blue cones) | #384A4B | 0.023 |
| Achromatopsia (no color) | #464646 | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E4754
#3E4754
oklch(39.5% 0.025 257.5)
- #4E4537
#4E4537
oklch(39.5% 0.026 78.8)
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 #3E4754, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.031
- Charcoal Grey #3C4142 ΔE 0.032
- Charcoal #264653 ΔE 0.033
- Dark Slate Gray #2F4F4F ΔE 0.035
- Onyx #343A40 ΔE 0.051
- Dark Teal #014D4E ΔE 0.059
- Deep Teal #00555A ΔE 0.061
- Dark Blue Grey #1F3B4D ΔE 0.061
Use #3E4754 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.