#2E4649
Closest named color: Charcoal (#264653). oklch(37.6% 0.03 205.8), rgb(46, 70, 73).
Aa
White text reads best on this color (10.05:1).
About this color
#2E4649 is a dark close to neutral grey. In OKLCH its lightness is 38%, its chroma 0.030. It has too little chroma to lean warm or cool. The nearest named color is Charcoal (#264653), ΔE 0.019 away. White text reads best on it, at 10.05:1.
| Hue family | Neutrals |
| Lightness | dark (38%) |
| Chroma | close to neutral grey (0.030) |
| Temperature | neutral |
| Nearest name | Charcoal (#264653) |
| Black text | 2.08:1 |
| White text | 10.05:1 |
Values
| HEX | #2E4649 |
| RGB | rgb(46, 70, 73) |
| HSL | hsl(187, 23%, 23%) |
| OKLCH | oklch(37.6% 0.03 205.8) |
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 #2E4649 | 10.05:1 | AAA | Lc -97.4 | Preferred for body text |
| Black text on #2E4649 | 2.08:1 | Fails | Lc 10.6 | Not readable |
| #2E4649 text on white | 10.05:1 | AAA | Lc 93.3 | Preferred for body text |
| #2E4649 text on black | 2.08:1 | Fails | Lc -9.2 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E5EBEC
oklch(93.6% 0.007 208.8)
-
Step 200
200
#D0DCDD
oklch(88.6% 0.013 202.9)
-
Step 300
300
#B1C5C8
oklch(80.9% 0.022 207.6)
-
Step 400
400
#87A7AC
oklch(70.6% 0.036 208)
-
Step 500
500
#689297
oklch(63.1% 0.046 205.3)
-
Step 600
600
#4F7C82
oklch(55.6% 0.05 206.5)
-
Step 700
700
#40696E
oklch(49.3% 0.047 205.6)
-
Step 800
800
#355559
oklch(42.6% 0.038 205.8)
-
Step 900
900 (this color)
#2E4649
oklch(37.6% 0.03 205.8)
-
Step 950
950
#1B292B
oklch(26.9% 0.019 207.1)
#2E4649 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) | #424449 | 0.029 |
| Deuteranopia (no green cones) | #3E4049 | 0.029 |
| Tritanopia (no blue cones) | #244847 | 0.014 |
| Achromatopsia (no color) | #424242 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2E4649
#2E4649
oklch(37.6% 0.03 205.8)
- #503B39
#503B39
oklch(37.5% 0.03 24.8)
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 #2E4649, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal #264653 ΔE 0.019
- Charcoal Grey #3C4142 ΔE 0.024
- Dark Slate Gray #2F4F4F ΔE 0.029
- Dark Grey Blue #29465B ΔE 0.032
- Dark Teal #014D4E ΔE 0.036
- Onyx #343A40 ΔE 0.038
- Dark Blue Grey #1F3B4D ΔE 0.046
- Dark Blue Green #005249 ΔE 0.048
Use #2E4649 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.